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Sapphire Tech

Sapphire Tech 11265-05-20G Radeon PULSE RX 580 8GB GDDR5 graphics card

SKU CH-H0K6-ZQ0YH MPN 11265-05-20G

Radeon RX 580 with 8 GB GDDR5, 2304 stream processors and a 1366 MHz boost clock, plus dual HDMI, dual DisplayPort 1.4 and DVI-D for five displays

  • Chipset ManufacturerAMD
  • GPU SeriesAMD Radeon RX 500 Series
  • GPURadeon RX 580
  • Boost Clock1366 MHz
  • Stream Processors2304
  • Effective Memory Clock2000 MHz, 8000 MHz Effective
  • 8 GB GDDR5 memory handles high-resolution textures
  • Boost clock reaches 1366 MHz for responsive gaming
  • Dual-X dual-fan cooler with Quick Connect simplifies maintenance
  • Five display outputs support multi-monitor setups
  • 2304 stream processors deliver strong compute performance

Target audience

The Sapphire Pulse RX 580 is a factory-overclocked graphics card built around the AMD Radeon RX 580 GPU with 2304 stream processors and 8GB of GDDR5 memory on a 256-bit bus. It targets gamers who want to run modern titles at 1440p resolution and 60 frames per second. The boost clock reaches 1366 MHz for extra headroom. It suits PC builders looking for strong value in the Radeon RX 500 series.

Upgrade context

This card replaces older GPUs that lack the memory bandwidth or API support for current games at high settings. The jump is worth it when moving from a card with 4GB or less VRAM, or from an architecture limited to DirectX 11. The 8GB frame buffer and DirectX 12 capability unlock higher texture quality and modern rendering features. OpenGL 4.5 support also benefits compatible professional workloads.

Build integration

The dual-fan cooler uses a dual ball-bearing design with a quick-connect feature for simple fan maintenance. Outputs include two HDMI ports, two DisplayPort 1.4 connectors and one dual-link DVI-D, driving up to five monitors at a maximum resolution of 3840 x 2160. The card requires a power supply with sufficient PCIe connectors and a case with adequate length clearance for a dual-slot design.

Highlights

  • 8 GB GDDR5 memory handles high-resolution textures
  • Boost clock reaches 1366 MHz for responsive gaming
  • Dual-X dual-fan cooler with Quick Connect simplifies maintenance
  • Five display outputs support multi-monitor setups
  • 2304 stream processors deliver strong compute performance

Specifications

BrandSAPPHIRE
SeriesPULSE
Model11265-05-20G
Chipset ManufacturerAMD
GPU SeriesAMD Radeon RX 500 Series
GPURadeon RX 580
Boost Clock1366 MHz
Stream Processors2304
Effective Memory Clock2000 MHz, 8000 MHz Effective
Memory Size8GB
Memory Interface256-Bit
Memory TypeGDDR5
DirectXDirectX 12
OpenGLOpenGL 4.5
Multi-Monitor Support5
HDMI2 x HDMI
DisplayPort2 x DisplayPort 1.4
DVI1 x DL-DVI-D
Max Resolution3840 x 2160
CoolerDouble Fans
Operating Systems SupportedWindows 10
Windows 7 ‍👉Check gaming pc with Windows 11 Pro
Thermal Design Power300W
System RequirementsPower Consumption: <225W
500-Watt Power Supply (Suggestion)
1 x 8-pin AUX Power Connector
Blue-ray / HD DVD playback requires Blu-ray / HD DVD drive
PCI Express 2.0 or higher version based PC is required with one X16 lane graphics slot available on the motherboard in order for the card to be compatible with
Power Connector8-Pin
Dual-Link DVI SupportedYes
FeaturesFreeSync Technology
Quad HD Display (4K*2K Support)
Black Diamond Choke
AMD Liquid VR Technology
AMD Xconnect ready
Radeon VR ready Premium
HDR Ready
Frame Rate Target Control
NITRO Quick Connect system
Dual-X Cooling
Black Diamond Choke 4
Fuse protection
Precision fan control
Robust VRM Cooling
Radeon Chill
Radeon Relive
Max GPU Length230 mm
Card Dimensions (L x H)9.06" x 4.92"
Slot Width2 Slots
Shipping weight1.09 kg
Package size284 × 168 × 84 mm

Questions about this item

What clearance does the dual-fan Pulse RX 580 need inside my case?

The card uses a dual-slot, dual-fan cooler that fits a standard ATX bracket; measure your case length and ensure the PCIe power plug has room.

How do I install the card and what step is often missed?

Seat the card in the primary PCIe x16 slot, connect the required 8-pin power cable, then install the AMD Radeon driver package before launching games.

What maintenance will the Quick Connect fans need later?

Unclip the fans periodically to blow out dust; if a fan becomes noisy or stops spinning, detach it and fit a replacement unit.

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