Best Sapphire Graphics Cards with 8GB in 2026: 15 Picks
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Choosing the right Sapphire graphics card with 8GB requires matching memory generations and physical dimensions to your system. We compared 15 models strictly using the specifications published on their product listings.
The Sapphire Pulse AMD Radeon RX 6600 8GB (Renewed) takes the top spot because its modern RDNA 2 architecture and GDDR6 memory provide capable 1080p gaming in a 10.5-inch form factor. This guide helps you decide which memory type, card size, and video output layout best suit your desktop setup in 2026.
Our top pick: Sapphire Nitro+ Radeon RX 580 8GB.
Quick picks
The best fit for you
- You run five monitors requiring legacy DVI-D support. Sapphire Nitro+ Radeon RX 580 8GB It features five display outputs including DVI-D alongside an 8GB GDDR5 capacity and 256-bit bus.
- You need an 8GB card for tight cases. Sapphire Pulse Radeon RX 580 8GB GDDR5 At 9.06 inches long, it fits mid-size chassis while offering an 8GB GDDR5 capacity.
- You want modern GDDR6 memory for 1080p gaming. Sapphire Pulse AMD Radeon RX 6600 8GB It delivers 8GB GDDR6 memory and boost clock speeds reaching up to 2491 MHz.
- You need dual HDMI ports in large cases. Sapphire Nitro+ RX 5700 XT 8GB It provides dual HDMI outputs and boost clock speeds up to 2035 MHz across PCIe 4.0.
Our 15 picks
Sapphire Nitro+ Radeon RX 580 8GB
Best for: five-monitor setups requiring legacy DVI-D support
- Memory
- 8GB (what this guide is about)
- Graphics Processor
- Radeon RX 580
- Memory Size
- 8GB
- Memory Type
- GDDR5
- Memory Bus Width
- 256-bit
- Dimensions
- 12.8 × 2.75 × 8.5 inches
The Sapphire Nitro+ Radeon RX 580 8GB Dual-Fan is an internal desktop graphics card equipped with 8GB of GDDR5 memory and a 256-bit bus. It features a dual-fan cooler, an included backplate, and five separate display outputs, including dual HDMI, dual DisplayPort, and one DVI-D port. You will find this card suitable if you run multi-monitor setups and need broad legacy and modern display connectivity without requiring newer GDDR6 memory standards.
Pros
- Supports up to five simultaneous display outputs
- Features 8GB of GDDR5 on a 256-bit memory bus
- Includes dual HDMI, dual DisplayPort, and a DVI-D port
- Dual-fan cooling system with an integrated backplate
Cons
- Uses older GDDR5 memory rather than GDDR6
- Large physical footprint measuring 12.75 inches long and 3.5 pounds
Good fit if
- You need to drive up to five displays from a single card.
- You require a DVI-D port alongside HDMI and DisplayPort connections.
Skip if
- You need a compact card for a small computer chassis.
- You want faster GDDR6 memory technology.
Verdict: Sapphire Nitro+ Radeon RX 580 8GB Dual-Fan delivers 8GB GDDR5 capacity with a wide 256-bit bus and versatile five-display connectivity. It serves well if your setup relies on both modern and legacy monitor connections.
Sapphire Pulse Radeon RX 580 8GB
Best for: multi-monitor setups needing versatile video outputs
- Memory
- 8GB (what this guide is about)
- Graphics Processor
- Radeon RX 580
- Memory Size
- 8GB
- Memory Type
- GDDR5
- Boost Clock
- 1366 MHz
- Memory Bus Width
- 256-bit
The Sapphire Pulse Radeon RX 580 8GB provides dedicated desktop graphics powered by an RX 580 GPU and 8GB of GDDR5 memory. It features a 256-bit memory bus, a boost clock reaching 1366 MHz, and dual-fan cooling. With five display outputs including two HDMI, two DisplayPort, and one DVI-D port, this card suits you if you run multi-monitor setups and require broad legacy and modern display connectivity.
Pros
- 256-bit memory bus width
- Five video outputs: two HDMI, two DisplayPort, and one DVI-D
- 1366 MHz boost clock
- Dual-fan cooling solution with included backplate
Cons
- Uses GDDR5 memory rather than faster GDDR6
- Card length of 11.25 inches requires ample chassis space
Good fit if
- You need versatile display connectivity across multiple monitors including DVI-D.
- You want an 8GB card featuring a wide 256-bit memory bus.
Skip if
- You require modern GDDR6 memory architecture.
- You have a small PC case unable to fit an 11.25-inch card.
Verdict: Sapphire Pulse Radeon RX 580 8GB delivers dependable graphics processing backed by a 256-bit memory bus and dual-fan cooling. It serves as a solid multi-display solution thanks to its generous five-port output layout.
Sapphire Pulse AMD Radeon RX 6600 8GB (Renewed)
Best for: 1080p gaming with modern RDNA 2 features
- Memory
- 8GB (what this guide is about)
- Graphics Processor
- Radeon RX 6600
- Memory Size
- 8GB
- Memory Type
- GDDR6
- Use
- Gaming
- Length
- 10.5 inches
View on Amazon: Sapphire Pulse AMD Radeon RX 6600 8GB (Renewed)
This is a renewed Sapphire Pulse graphics card built on AMD RDNA 2 architecture. It features 8GB of GDDR6 memory and a dedicated Pulse cooling system designed for stable heat dissipation. At 10.5 inches long, this card targets smooth 1080p gaming with DirectX 12 Ultimate and hardware ray-tracing support. It suits you if you want modern RDNA 2 architecture and GDDR6 VRAM in an inspected, renewed package.
Pros
- 8GB GDDR6 memory
- AMD RDNA 2 architecture with hardware ray tracing
- DirectX 12 Ultimate support
- Sapphire Pulse cooling solution
Cons
- Professionally renewed rather than brand-new condition
- Base RX 6600 GPU rather than faster XT variant
- 10.5-inch length requires case clearance check
Good fit if
- You focus on 1080p gaming performance.
- You want 8GB GDDR6 memory with DirectX 12 Ultimate support.
- You are satisfied purchasing inspected, renewed hardware.
Skip if
- You insist on buying factory-new hardware.
- You require the higher performance tier of an RX 6600 XT.
Verdict: Sapphire Pulse Radeon RX 6600 8GB delivers RDNA 2 architecture and 8GB of GDDR6 memory for capable 1080p gaming. Its Pulse cooling setup maintains stable operating temperatures in a restored, renewed format.
Sapphire Pulse AMD Radeon RX 6600 XT 8GB
Best for: modern gaming setups needing GDDR6 memory
- Memory
- 8GB (what this guide is about)
- Graphics Processor
- Radeon RX 6600 XT
- Memory Size
- 8GB
- Memory Type
- GDDR6
- Use
- Gaming
- Dimensions
- 11.3 × 6.5 × 3.5 inches
The Sapphire Pulse AMD Radeon RX 6600 XT 8GB provides dedicated gaming capabilities built on AMD RDNA 2 architecture. You receive 8GB of GDDR6 memory to power your gaming applications. Physical dimensions measure 11.25 inches long, 6.5 inches wide, and 3.5 inches high. This model suits you when you need GDDR6 VRAM and your computer enclosure provides clearance for an 11.25-inch graphics card.
Pros
- 8GB GDDR6 memory
- AMD RDNA 2 architecture
- Dedicated gaming profile
Cons
- Length of 11.25 inches requires substantial case clearance
- Display output ports not specified in published data
Good fit if
- You want 8GB of GDDR6 memory for gaming workloads.
- You have a PC case with space for an 11.25-inch card.
Skip if
- You have a small-form-factor case with restricted clearance.
- You require detailed port specifications prior to purchase.
Verdict: Sapphire Pulse AMD Radeon RX 6600 XT 8GB delivers 8GB of GDDR6 memory based on AMD RDNA 2 architecture. It is an effective option if your chassis accommodates its 11.25-inch length.
Sapphire NITRO+ Radeon RX 5700 XT 8GB
Best for: setups needing dual HDMI and DisplayPort outputs
- Memory
- 8GB (what this guide is about)
- Graphics Processor
- Radeon RX 5700 XT
- Memory Size
- 8GB
- Memory Type
- GDDR6
- PCIe Interface
- PCIe 4.0
- Dimensions
- 17 × 9.5 × 3.5 inches
The Sapphire NITRO+ Radeon RX 5700 XT 8GB gives you high-speed GDDR6 video memory paired with a PCIe 4.0 interface for modern motherboard setups. It features four video outputs, including two HDMI ports and two DisplayPort connections, alongside factory overclocking. Measuring 17 inches long and 3.5 inches tall, this graphics card suits you if your PC case has ample internal clearance and you want multi-display connectivity for your setup.
Pros
- 8GB GDDR6 memory
- PCIe 4.0 interface support
- Dual HDMI and dual DisplayPort outputs
- Factory overclocked with UEFI support
Cons
- Large 17-inch length requires significant chassis clearance
- No legacy DVI ports included
Good fit if
- You need both dual HDMI and dual DisplayPort connections
- You have a PC case that fits a 17-inch long card
- You want 8GB of GDDR6 memory on a PCIe 4.0 interface
Skip if
- You have a compact case with less than 17 inches of clearance
- You require legacy video outputs like DVI-D
Verdict: Sapphire NITRO+ Radeon RX 5700 XT 8GB delivers GDDR6 memory and dual HDMI plus dual DisplayPort outputs across a PCIe 4.0 interface. It is a capable choice if your case accommodates its 17-inch length.
Sapphire Nitro+ Radeon RX 570 8GB
Best for: multi-monitor setups needing legacy DVI-D support
- Memory
- 8GB (what this guide is about)
- Graphics Processor
- Radeon Rx 570
- Memory Size
- 8GB
- Memory Type
- GDDR5
- Memory Bus Width
- 256-bit
- Dimensions
- 12.8 × 2.75 × 8.5 inches
This card is a dual-fan graphics card built with 8GB of GDDR5 memory and a 256-bit memory bus. For video connectivity, you get two HDMI ports, two DisplayPorts, and one DVI-D output. It measures 12.75 inches long and includes an integrated backplate. It suits you if you need legacy display connections and solid memory bandwidth on Windows 10 or Windows 7 systems.
Pros
- Five display outputs with two HDMI, two DisplayPort, and one DVI-D
- Wide 256-bit memory bus
- Dual-fan cooling solution with included backplate
Cons
- Uses GDDR5 memory rather than faster GDDR6
- Long 12.75-inch physical length limits fit in smaller cases
Good fit if
- You need a dedicated DVI-D port alongside modern DisplayPort and HDMI outputs.
- You run a system on Windows 10 or Windows 7.
- You have a PC chassis that fits cards at least 12.75 inches long.
Skip if
- You need faster GDDR6 memory bandwidth.
- You have a compact case that cannot clear 12.75 inches of GPU length.
Verdict: Sapphire Nitro+ RX 570 8GB delivers broad display connectivity and 8GB capacity with a 256-bit bus. It is a practical dual-fan option if your case accommodates its 12.75-inch footprint.
Sapphire Radeon Nitro+ RX 580 8GB
Best for: multi-monitor setups needing legacy DVI-D connectivity
- Memory
- 8GB (what this guide is about)
- Graphics Processor
- Radeon RX 580
- Memory Size
- 8GB
- Memory Type
- GDDR5
- Boost Clock
- 1430 MHz
- Memory Bus Width
- 256 bit
This card features the AMD Radeon RX 580 GPU paired with 8GB of GDDR5 memory on a 256-bit bus. It delivers a 1430 MHz boost engine clock and supports up to five monitor outputs via two HDMI ports, two DisplayPort 1.4 connections, and one DVI-D port. You will need a 500-watt power supply and a computer case that accommodates its 12.75-inch length. It suits you if you run legacy multi-display setups.
Pros
- Supports up to five simultaneous display outputs
- Versatile port selection with DVI-D, dual HDMI, and dual DisplayPort 1.4
- 1430 MHz boost engine clock
- Wide 256-bit memory bus
Cons
- Large 12.75-inch length limits fit in smaller cases
- Requires at least a 500-watt power supply
- Uses GDDR5 memory rather than newer GDDR6
Good fit if
- You need to connect up to five displays using HDMI, DisplayPort, or DVI-D.
- You have a PC chassis with over 12.75 inches of graphics card clearance.
- You operate a system with a 500-watt or higher power supply.
Skip if
- You have a compact case that cannot fit a 12.75-inch card.
- You run a power supply rated under 500 watts.
Verdict: Sapphire Nitro+ RX 580 8GB Special Edition provides expansive connectivity with five video outputs and a 1430 MHz boost clock. It is a solid choice if your system case can accommodate its 12.75-inch length.
Sapphire Pulse Radeon RX 580 8GB GDDR5
Best for: mid-size PC cases needing 8GB GDDR5
- Memory
- 8GB (what this guide is about)
- Graphics Processor
- Radeon RX 580
- Memory Size
- 8GB
- Memory Type
- GDDR5
- Dimensions
- 9.06 × 4.92 × 1.57 inches
- Weight
- 2.2 pounds
The Sapphire Pulse Radeon RX 580 8GB is a dedicated graphics card built around the Radeon RX 580 GPU and 8GB of GDDR5 memory. It interfaces via PCI Express and measures roughly 9.06 inches long by 4.92 inches wide. If you need an 8GB card that fits standard chassis clearances and handles general graphics tasks using familiar GDDR5 architecture, this model provides the necessary hardware foundation for your setup.
Pros
- 8GB GDDR5 memory capacity
- Radeon RX 580 graphics processor
- PCI Express connectivity
- Moderate 9.06-inch card length
Cons
- Uses GDDR5 memory rather than faster GDDR6
- Video output types and counts omitted from specifications
Good fit if
- You want an 8GB Radeon RX 580 card using GDDR5 memory.
- You need a graphics card under 9.1 inches to fit your chassis.
Skip if
- You require modern GDDR6 memory bandwidth.
- You need verified display output port specifications prior to purchase.
Verdict: Sapphire Pulse Radeon RX 580 8GB delivers 8GB of GDDR5 memory on a PCI Express interface within a 9.06-inch footprint. It provides a standard hardware profile for systems requiring an established 8GB GPU layout.
Sapphire Nitro+ Radeon RX 580 8GB
Best for: multi-monitor setups needing legacy DVI-D support
- Memory
- 8GB (what this guide is about)
- Graphics Processor
- Rx 580
- Memory Size
- 8GB
- Memory Type
- GDDR5
- Memory Bus Width
- 256-Bit
- GPU
- Radeon RX 580
The Sapphire Nitro+ Radeon RX 580 8GB is a dual-fan graphics card built around AMD's RX 580 GPU and 8GB of GDDR5 memory on a 256-bit bus. You get five display outputs, including two HDMI ports, two DisplayPort connections, and one legacy DVI-D port. This card suits you if you run multi-monitor setups and need a dedicated backplate along with dual-slot cooling dimensions measuring 10.24 inches long.
Pros
- Five display outputs: two HDMI, two DisplayPort, and one DVI-D
- Wide 256-bit memory bus width
- Dual-fan thermal design with integrated backplate
- 8GB of dedicated GDDR5 memory
Cons
- Uses older GDDR5 memory standard
- Weighs 3.5 pounds
- Card length of 10.24 inches requires adequate chassis clearance
Good fit if
- You need up to five display connections simultaneously.
- You connect older monitors using a native DVI-D interface.
- You want an 8GB card paired with a 256-bit memory interface.
Skip if
- You require newer GDDR6 or HBM2 memory architectures.
- You build in a compact PC enclosure under 10.3 inches of clearance.
Verdict: Sapphire Nitro+ Radeon RX 580 8GB provides extensive connectivity with five display outputs and a 256-bit memory bus. It serves you well if you require dual HDMI and native DVI-D ports on an 8GB card.
Sapphire Nitro+ RX Vega 64 8GB HBM2
Best for: large PC builds needing HBM2 memory
- Memory
- 8GB (what this guide is about)
- Graphics Processor
- Radeon RX Vega 64
- Memory Size
- 8GB
- Memory Type
- HBM2
- Boost Clock
- 1580 MHz
- PCIe Interface
- PCI-E
The Sapphire Nitro+ RX Vega 64 pairs 8GB of HBM2 memory with a 1580 MHz boost engine clock. You get four display connections via two HDMI ports and two DisplayPort outputs. Its 17-inch length and 3.5-inch thickness require plenty of physical clearance in your case. This card suits you if you want Vega architecture with fast memory bandwidth for multi-monitor setups.
Pros
- 8GB HBM2 memory with 1900 MHz effective clock
- 1580 MHz boost engine clock and 1373 MHz base clock
- Four video outputs featuring two HDMI and two DisplayPort connections
Cons
- 17-inch card length requires substantial case clearance
- 3.5-inch thickness takes up multiple expansion slots
- No DVI connection provided
Good fit if
- You have a large computer chassis that can house a 17-inch card.
- You need balanced dual-HDMI and dual-DisplayPort monitor outputs.
- You want 8GB of high-bandwidth HBM2 memory.
Skip if
- You use a compact case with less than 17 inches of clearance.
- You rely on a legacy DVI monitor cable.
Verdict: Sapphire Nitro+ RX Vega 64 8GB HBM2 provides fast HBM2 memory and flexible dual-HDMI and dual-DisplayPort connectivity. Its 17-inch length and 3.5-inch thickness require you to verify chassis clearance before buying.
Sapphire Nitro+ RX 5700 XT 8GB
Best for: dual-HDMI setups in spacious PC cases
- Memory
- 8GB (what this guide is about)
- Graphics Processor
- Radeon RX 5700 XT
- Memory Size
- 8GB
- Memory Type
- GDDR6
- Boost Clock
- 2035 MHz
- PCIe Interface
- PCIe 4.0
You get a PCIe 4.0 graphics card equipped with 8GB of GDDR6 memory running at 14.4 Gbps. It features an 1840 MHz base clock, a game clock reaching 1965 MHz, and a boost clock up to 2035 MHz. Four video outputs include two DisplayPort and two HDMI connections. This unit suits you if you need balanced multi-monitor connectivity alongside high factory clocks for your display setup.
Pros
- Boost clock reaches up to 2035 MHz
- 8GB GDDR6 memory running at 14.4 Gbps
- Four display outputs with two HDMI and two DisplayPort
- PCIe 4.0 interface support
Cons
- Listed length of 17 inches requires significant clearance
- Substantial weight at over 4.18 pounds
Good fit if
- You run a multi-display setup requiring dual HDMI and dual DisplayPort outputs.
- You want high operating frequencies up to a 2035 MHz boost clock.
- You have a computer case large enough to clear 17 inches in length.
Skip if
- You use a compact or small-form-factor chassis with limited GPU space.
- You need legacy video ports such as DVI.
Verdict: Sapphire Nitro+ RX 5700 XT 8GB delivers boost clocks up to 2035 MHz and versatile multi-display connectivity across four digital ports. It provides high-speed GDDR6 performance for systems that can accommodate its 17-inch length.
Sapphire Pulse AMD Radeon RX 6600 XT 8GB
Best for: compact desktop builds wanting 8GB GDDR6
- Memory
- 8GB (what this guide is about)
- Graphics Processor
- AMD Radeon RX 6600 XT
- Memory Size
- 8GB
- Memory Type
- GDDR6
- Dimensions
- 9.45 × 4.72 × 1.76 inches
- Weight
- 1.96 pounds
The Sapphire Pulse AMD Radeon RX 6600 XT 8GB gives you a dedicated GPU built with fast GDDR6 memory. At 9.45 inches long, 4.72 inches wide, and 1.76 inches high, it fits into compact PC cases where space is tight. It weighs 1.96 pounds and delivers 8GB of VRAM. You will find this card well suited if you want modern GDDR6 performance without needing a massive desktop chassis.
Pros
- 8GB GDDR6 video memory
- Sub-10-inch length at 9.45 inches
- Lightweight build at 1.96 pounds
Cons
- Display output port types not listed in specs
- Clock speeds and power requirements omitted
Good fit if
- You need an 8GB GDDR6 graphics card under 9.5 inches long.
- You want a lightweight GPU weighing under 2 pounds.
Skip if
- You require detailed port specifications like HDMI and DisplayPort counts.
- You need verified factory clock frequencies before buying.
Verdict: Sapphire Pulse AMD Radeon RX 6600 XT 8GB delivers 8GB GDDR6 memory in a 9.45-inch frame. It suits builders seeking modern VRAM in standard desktop cases.
Sapphire Nitro+ Radeon RX 6600 XT 8GB
Best for: standard desktop cases requiring 8GB GDDR6
- Memory
- 8GB (what this guide is about)
- Graphics Processor
- AMD Radeon RX 6600 XT
- Memory Size
- 8GB
- Memory Type
- GDDR6
- Dimensions
- 11.2 × 6.5 × 3.31 inches
- Weight
- 2 pounds
The Sapphire Nitro+ Radeon RX 6600 XT 8GB gives you 8GB of GDDR6 memory for your setup. Measuring 11.22 inches long, 6.5 inches wide, and weighing approximately 2 pounds, it requires adequate clearance inside your desktop chassis. This card suits you if you need modern GDDR6 capacity from Sapphire and have enough physical space in your case to support a card of this size.
Pros
- 8GB GDDR6 memory
- Lightweight build at approximately 2 pounds
- Measures 11.22 inches in length
Cons
- No display output counts or types listed
- Requires over 11 inches of internal case clearance
Good fit if
- You want 8GB of GDDR6 memory.
- You have a PC case that accommodates an 11.22-inch card.
Skip if
- You build inside a compact small-form-factor case.
- You require listed display output specifications before buying.
Verdict: Sapphire Nitro+ Radeon RX 6600 XT 8GB provides 8GB of GDDR6 memory in an 11.22-inch layout. It works well if your computer case has sufficient length to mount it.
Sapphire Pulse AMD Radeon RX 6600 8GB
Best for: 1080p gaming on modern PCIe 4.0 systems
- Memory
- 8GB (what this guide is about)
- Graphics Processor
- Radeon RX 6600
- Memory Size
- 8GB
- Memory Type
- GDDR6
- Boost Clock
- Up to 2491 MHz
- Memory Bus Width
- 128-bit
This card is a dual-slot desktop graphics card built on AMD RDNA 2 architecture. You get 8GB of GDDR6 memory running on a 128-bit interface, paired with a 2491 MHz boost clock and a 2044 MHz game clock. It connects through a PCI-Express 4.0 slot and requires a single 8-pin external power cable. It suits you if you run standard gaming setups and need modern architecture with modest power needs.
Pros
- Boost clock reaches up to 2491 MHz with a 2044 MHz game clock
- Equipped with 8GB GDDR6 memory
- Requires only one 8-pin external power connector
- Supports PCI-Express 4.0 connectivity
Cons
- Restricted to a 128-bit memory interface
- Chassis footprint spans 10.5 inches in length and 2.5 inches in height
Good fit if
- You want an AMD RDNA 2 card with 8GB GDDR6 memory.
- You have a power supply with one 8-pin PCIe power lead.
- You run a motherboard supporting PCI-Express 4.0.
Skip if
- You need a wider memory bus than 128-bit.
- You have a small case that cannot clear 10.5 inches of length.
Verdict: Sapphire Pulse AMD Radeon RX 6600 8GB delivers 8GB GDDR6 memory and up to 2491 MHz boost clocks with modest single 8-pin power demands. It provides solid RDNA 2 architectural features for standard gaming builds.
Sapphire Nitro+ Radeon RX 6600 XT 8GB
Best for: multi-monitor setups in large PC cases
- Memory
- 8GB (what this guide is about)
- Graphics Processor
- AMD Radeon RX 6600 XT
- Memory Size
- 8GB
- Memory Type
- GDDR6
- PCIe Interface
- PCI-Express 4.0
- Dimensions
- 12 × 6 × 3 inches
The Sapphire Nitro+ Radeon RX 6600 XT 8GB is a desktop graphics card equipped with 8GB of GDDR6 memory and a PCI-Express interface. It measures 12 inches long, 6 inches wide, and 3 inches high, offering one HDMI port alongside three DisplayPort outputs. This card suits you if you have a spacious computer case and want high-speed GDDR6 memory with support for multiple DisplayPort monitors in 2026.
Pros
- 8GB GDDR6 video memory
- Three DisplayPort outputs and one HDMI port
- PCI-Express interface support
Cons
- 12-inch length requires significant chassis clearance
- 3-inch height occupies substantial slot space
Good fit if
- You run a multi-monitor setup requiring three DisplayPort connections.
- You have a large computer chassis that fits a 12-inch card.
- You want 8GB of dedicated GDDR6 memory.
Skip if
- You have a compact chassis with less than 12 inches of clearance.
- You need legacy DVI display outputs.
Verdict: Sapphire Nitro+ Radeon RX 6600 XT 8GB delivers 8GB GDDR6 memory and quad display outputs for spacious desktop builds. It is a solid choice when you need three DisplayPort connections and have room for a 12-inch card.
Specifications side by side
| Spec | Sapphire Nitro+ Radeon RX 580 8GB | Sapphire Pulse Radeon RX 580 8GB | Sapphire Pulse AMD Radeon RX 6600 8GB (Renewed) | Sapphire Pulse AMD Radeon RX 6600 XT 8GB | Sapphire NITRO+ Radeon RX 5700 XT 8GB | Sapphire Nitro+ Radeon RX 570 8GB | Sapphire Radeon Nitro+ RX 580 8GB | Sapphire Pulse Radeon RX 580 8GB GDDR5 | Sapphire Nitro+ Radeon RX 580 8GB | Sapphire Nitro+ RX Vega 64 8GB HBM2 | Sapphire Nitro+ RX 5700 XT 8GB | Sapphire Pulse AMD Radeon RX 6600 XT 8GB | Sapphire Nitro+ Radeon RX 6600 XT 8GB | Sapphire Pulse AMD Radeon RX 6600 8GB | Sapphire Nitro+ Radeon RX 6600 XT 8GB |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Graphics Processor | Radeon RX 580 | Radeon RX 580 | Radeon RX 6600 | Radeon RX 6600 XT | Radeon RX 5700 XT | Radeon Rx 570 | Radeon RX 580 | Radeon RX 580 | Rx 580 | Radeon RX Vega 64 | Radeon RX 5700 XT | AMD Radeon RX 6600 XT | AMD Radeon RX 6600 XT | Radeon RX 6600 | AMD Radeon RX 6600 XT |
| Memory Size | 8GB | 8GB | 8GB | 8GB | 8GB | 8GB | 8GB | 8GB | 8GB | 8GB | 8GB | 8GB | 8GB | 8GB | 8GB |
| Memory Type | GDDR5 | GDDR5 | GDDR6 | GDDR6 | GDDR6 | GDDR5 | GDDR5 | GDDR5 | GDDR5 | HBM2 | GDDR6 | GDDR6 | GDDR6 | GDDR6 | GDDR6 |
| Boost Clock | not specified | 1366 MHz | not specified | not specified | not specified | not specified | 1430 MHz | not specified | not specified | 1580 MHz | 2035 MHz | not specified | not specified | Up to 2491 MHz | not specified |
| Memory Bus Width | 256-bit | 256-bit | not specified | not specified | not specified | 256-bit | 256 bit | not specified | 256-Bit | not specified | not specified | not specified | not specified | 128-bit | not specified |
| PCIe Interface | not specified | not specified | not specified | not specified | PCIe 4.0 | not specified | not specified | not specified | not specified | PCI-E | PCIe 4.0 | not specified | not specified | PCI-Express 4.0 | PCI-Express 4.0 |
| Recommended PSU | not specified | not specified | not specified | not specified | not specified | not specified | 500 Watt | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified |
| Memory | 8GB | 8GB | 8GB | 8GB | 8GB | 8GB | 8GB | 8GB | 8GB | 8GB | 8GB | 8GB | 8GB | 8GB | 8GB |
| GPU | Radeon RX 580 | Radeon RX 580 | not specified | not specified | not specified | not specified | Radeon RX 580 | Radeon RX 580 | Radeon RX 580 | not specified | not specified | not specified | not specified | not specified | not specified |
| Interface | not specified | not specified | not specified | not specified | PCIe 4.0 | not specified | not specified | not specified | not specified | not specified | PCIe 4.0 | not specified | not specified | not specified | not specified |
| Use | not specified | not specified | Gaming | Gaming | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | Gaming | not specified |
| Dimensions | 12.8 × 2.75 × 8.5 inches | not specified | not specified | 11.3 × 6.5 × 3.5 inches | 17 × 9.5 × 3.5 inches | 12.8 × 2.75 × 8.5 inches | 12.8 × 2.75 × 8.5 inches | 9.06 × 4.92 × 1.57 inches | 10.2 × 5.31 × 1.69 inches | 17 × 3.5 × 9 inches | 17 × 9.5 × 3.5 inches | 9.45 × 4.72 × 1.76 inches | 11.2 × 6.5 × 3.31 inches | 10.5 × 6.5 × 2.5 inches | 12 × 6 × 3 inches |
| Weight | 3.5 pounds | not specified | 1.59 pounds | not specified | not specified | not specified | not specified | 2.2 pounds | 3.5 pounds | not specified | 4.19 pounds | 1.96 pounds | 2 pounds | 1.59 pounds | not specified |
| Length | not specified | 11.3 inches | 10.5 inches | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified |
| Width | not specified | 3.5 inches | 6.5 inches | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified |
| Model | 11265-01-20G-cr | 11265-05-20G-cr | not specified | not specified | not specified | not specified | not specified | 11265-05-20G | 11265-01-20G | 11275-03-40G | 11293-05-40G | 11309-03-20G | 11309-01-20G | 11310-01-20G | 11309-01-20G |
| Color | not specified | not specified | black | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | black | not specified |
| Size | not specified | not specified | not specified | not specified | 8 | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified | not specified |
If you track standard memory sizes across other digital devices, specifications for the best e readers with 8GB are listed separately.
Choosing the Right Sapphire 8GB Card
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Check PCIe Interface Support
Verify your motherboard expansion slot version before choosing an 8GB card. Modern graphics cards utilize PCIe 4.0 interfaces to transfer data at maximum system bandwidth. When plugged into an older PCIe 3.0 motherboard, a PCIe 4.0 graphics card works properly but remains capped at PCIe 3.0 transfer rates. For example, the Sapphire NITRO+ Radeon RX 5700 XT 8GB lists a PCIe 4.0 interface. Compare your motherboard chipset specifications against the card interface listing to confirm your PC platform can fully utilize the card interface throughput without bottlenecks.
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Review Memory Bus Width
Examine the memory bus width specification beyond just total memory capacity. The memory bus width dictates the size of the pathway over which data travels between the GPU processor and VRAM chips during operation. A broader bus moves more texture information simultaneously per clock cycle, sustaining stable throughput during intense workloads. For instance, the Sapphire Pulse Radeon RX 580 8GB provides a wide 256-bit memory bus. Compare the published bus width across options to ensure the memory subsystem delivers enough data width to keep the graphics chip fed during complex rendering tasks.
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Assess Peak Boost Clocks
Evaluate the boost clock frequency on the spec sheet to understand relative rendering speed. Boost clock measures the maximum speed the graphics processor achieves under intense graphical processing tasks. Higher clock rates allow the GPU core to calculate geometry and shade pixels more quickly, resulting in faster graphical responsiveness. For example, the Sapphire Radeon Nitro+ RX 580 8GB specifies a 1430 MHz boost clock. When you compare graphics cards from similar hardware generations, prioritize models with higher factory boost clock figures to secure faster core operating speeds out of the box.
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Verify Power Cable Connections
Inspect the auxiliary power requirements of the card before you complete your purchase. Modern desktop graphics cards draw significant power directly from dedicated power supply unit leads rather than relying strictly on the motherboard slot. Checking power requirements prevents installation delays caused by missing cables or insufficient plugs. For example, the Sapphire Pulse AMD Radeon RX 6600 8GB specifies modest power demands utilizing a single 8-pin connector. Look inside your PC chassis and review your power supply cabling to make sure you have the exact auxiliary PCI Express power connectors required by the card.
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Match Display Output Types
Confirm the quantity and type of video output ports before buying a graphics card. Displays require specific interfaces like DisplayPort or HDMI to support target resolutions and refresh rates. If you operate multiple monitors, verify that the card offers matching digital outputs so you avoid external converter adapters. For instance, the Sapphire Nitro+ Radeon RX 6600 XT 8GB provides quad display outputs including three DisplayPort connections. Check the display connector specifications on the product page and match them against your monitor setup cables to ensure direct, plug-and-play monitor connectivity.
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Account for Card Weight
Check the physical weight of the graphics card to gauge structural demand on your motherboard. Robust heatsinks, multiple cooling fans, and protective metal backplates increase total card mass. Heavy graphics cards can place mechanical stress on the primary PCIe slot and cause the card to sag downward over time. For example, the Sapphire Nitro+ Radeon RX 580 8GB weighs 3.5 pounds. Review the weight specification before installing the card into your system so you can determine whether adding a secondary support bracket is necessary to protect your motherboard slot.
Frequently asked questions
What memory types do Sapphire 8GB graphics cards use?
Sapphire 8GB cards feature GDDR5, GDDR6, or HBM2 memory across different product generations. Models like the Sapphire Nitro+ RX 580 utilize GDDR5 memory with a 256-bit bus, while newer RDNA 2 options like the Sapphire Pulse RX 6600 rely on GDDR6. The Sapphire Nitro+ RX Vega 64 is unique for equipping high-bandwidth HBM2 memory.
Which Sapphire 8GB graphics card offers the highest boost clock speed?
The Sapphire Pulse AMD Radeon RX 6600 delivers the highest boost clock speed among these models at up to 2491 MHz. If you look at previous architectures, the Sapphire Nitro+ RX 5700 XT achieves boost clocks reaching 2035 MHz. For Polaris-series models, the Sapphire Nitro+ RX 580 Special Edition lists a clock speed of 1430 MHz.
Do any Sapphire 8GB graphics cards support legacy DVI-D connections?
Yes, several Sapphire 8GB graphics cards provide native DVI-D ports alongside modern outputs. Models such as the Sapphire Nitro+ Radeon RX 580 and Nitro+ RX 570 include a DVI-D port within their five-display layout. This configuration allows you to connect an older digital monitor directly without requiring an active DisplayPort or HDMI adapter.
What video port configuration does the Sapphire Nitro+ RX 5700 XT feature?
The Sapphire Nitro+ Radeon RX 5700 XT 8GB features dual HDMI ports alongside dual DisplayPort connections. This balanced four-port layout allows you to connect two native HDMI screens at the same time without using display adapters. It provides solid flexibility if you utilize HDMI-based televisions or desktop monitors in a multi-screen workstation.
What supplementary power connection does the Sapphire Pulse RX 6600 require?
The Sapphire Pulse AMD Radeon RX 6600 requires a single 8-pin power connector from your power supply. This single auxiliary connection supplies sufficient power for the card's RDNA 2 processing core and 8GB GDDR6 memory. Before installing this card, ensure your power unit provides a dedicated 8-pin PCIe power lead.
How much do Sapphire 8GB graphics cards weigh?
Published weights for Sapphire 8GB cards range from 1.59 pounds up to 4.19 pounds depending on the cooling hardware. The compact Sapphire Pulse AMD Radeon RX 6600 weighs 1.59 pounds, making it easy to support. In contrast, the large Sapphire Nitro+ RX 5700 XT weighs 4.19 pounds, requiring secure chassis mounting.
Which Sapphire 8GB graphics cards use AMD RDNA 2 architecture?
The Sapphire Pulse RX 6600 and RX 6600 XT models feature AMD RDNA 2 architecture. These cards combine the RDNA 2 platform with 8GB of modern GDDR6 memory for capable 1080p gaming setups. Options on the list include the standard Pulse RX 6600, renewed Pulse variants, and high-tier Nitro+ RX 6600 XT designs.