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PULSE Radeon RX 580 DirectX 8GB GDDR5
PCIe 3.0 CrossFireX Graphics Card

PCIe / DisplayPort / HDMI / DL-DVI-D
Great Performance and Engineered to Last
The Heart. The Beat. The Game
Powered By Polaris
The 4th generation of Graphics Core Next architecture is the modern, future-proof foundation of Polaris GPUs. It brings energy-saving solutions of Radeon Chill, native support for crucial next-generation API features and the latest display technologies, like HDR and Radeon FreeSync 2.
Intelligent Fan Control III
Enjoy the silence! Under light workloads, the fans won’t spin at all. They restart when you fire up a new game. This ensures your GPU stays cool.
Radeon Chill
Radeon Chill dynamically regulates frame rate based on your in-game movements. Now supporting countless games.
Enhanced Sync Technology
Liquid-smooth gameplay, more accessible than ever before. AMD Radeon FreeSync technology puts an end to choppy gameplay and broken frames with fluid, artifact-free performance at virtually any frame rate. Behold the next breakthrough in PC-gaming performance.
Dual-X Cooling
SAPPHIRE Dual-X cooling keeps the temperatures under control. A quiet duo of 92mm fans with advanced airfoil section blades works to dissipate all the heat. With dust-repelling dual-ball bearings, Dual-X ensures exceptional reliability.
Quality Components
Rest assured that gaming on SAPPHIRE Pulse remains stable no matter how long your session lasts. We’re using industry-leading components that are engineered to last, maintain great power and minimize coil whine.
VR Friendly
The SAPPHIRE Pulse graphics cards come with dual HDMI ports, specifically designed to work with VR.
Black Diamond 4 Chokes cooler and 25% more power efficient than a normal choke. 200,000-Hour Capacitors - High-polymer, aluminum capacitors offering outstanding reliability.

Product Specifications:

Sapphire Part Number

  • 11265-05-20G

Mac OS Compatibility

  • macOS 10.12.6 Sierra
  • macOS 10.13.x High Sierra
  • macOS 10.14.x Mojave

PC OS Compatibility

  • Windows 10 64-bit Edition
  • Windows 7 64-bit Edition

Video Memory

  • 8GB

Other Requirements

  • 500 Watt or greater power supply (Recommended)
  • 1 x 8-pin Power Connector
  • PCI Express® compliant motherboard with one x16 graphics slot


  • AMD RX 580, 14 nm FinFET 4th Graphics Core Next (GCN)

External Connectivity

  • (1) DVI-D
  • (2) HDMI
  • (2) DisplayPort 1.4

Card Type

  • PCI Express 3.0 X16 Full Height Full Length

Resolutions Supported

  • DisplayPort: 5120×2880, 60Hz
  • HDMI: 4096×2160, 60Hz
  • DVI:2560x1600, 60Hz


  • Height: 12.5 cm (4.9 in)
  • Width: 4.0 cm (1.6 in)
  • Length: 23.0 cm (9.1 in)


  • 907.0 g (2.00 lbs)


  • When running macOS 10.12 Sierra, 10.12.6 is required. Earlier versions of this OS are not supported.
  • Audio output through HDMI or DisplayPort will not work in a Mac. For PC, use HDMI 2.0 or DisplayPort for best audio quality.
Manufacturer provided specifications for Sapphire p/n 11265-05-20G UPC#: 840777077214


This product is compatible with... Learn how to find your Mac's model ID
PC Desktop
PC Compatible
Compatible with Intel / AMD based desktop/laptop PCs with built-in Thunderbolt 3 ports.
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  • (1) Sapphire Pulse RX 580 DirectX 8GB GDDR5 PCIe 3.0 CrossFireX Graphics Card

Customer Ratings

Write a Review 5 / 5 2 out of 2 (100%) reviewers would recommend this product
Verified Buyer
Reviewer: CleverDeer-68450
Rating: 5/5 Awesome... May 14, 2021 Awesome product, awesome customer service.

I would recommend this item to a friend!

Verified Buyer
Reviewer: Darwin
Rating: 5/5 It is exactly what you order April 26, 2021 It is all good. I personally had a delivery issue, but hope it is just a one time thing for everyone's sake. The product still arrived in excellent condition anyways.

I would recommend this item to a friend!

Sapphire PULSE Radeon RX 580 DirectX 8GB GDDR5 PCIe 3.0 CrossFireX Graphics Card Mfr P/N: 11265-05-20G OWC SKU: SAP112650520G Up to 1366MHz, 8GB 256-bit GDDR5 8000MHz, PCIe 3.0 CrossFireX, DVI-I, HDMI, Dual-DisplayPort 1.4 Sapphire 2 Year Limited Warranty Ships: Out of Stock