Radeon Pro 580X vs Radeon R9 M275

When comparing Radeon Pro 580X and Radeon R9 M275, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between Radeon Pro 580X and Radeon R9 M275 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Radeon R9 M275 is a Laptop Graphics Card

Note: Radeon R9 M275 is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with Radeon R9 M275 here:

Main Specs

  Radeon Pro 580X Radeon R9 M275
Power consumption (TDP) 150 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 8 GB 4 GB
Display Connectors No outputs No outputs
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  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • Radeon Pro 580X has 4 GB more memory, than Radeon R9 M275.
  • Radeon Pro 580X is used in Desktops, and Radeon R9 M275 - in Laptops.
  • Radeon Pro 580X is build with GCN 4.0 architecture, and Radeon R9 M275 - with GCN.
  • Core clock speed of Radeon Pro 580X is 175 MHz higher, than Radeon R9 M275.
  • Radeon Pro 580X is manufactured by 14 nm process technology, and Radeon R9 M275 - by 28 nm process technology.
  • Memory clock speed of Radeon Pro 580X is 2280 MHz higher, than Radeon R9 M275.

Game benchmarks

high / 1080p 35−40 0−1
ultra / 1080p 24−27
QHD / 1440p 18−20 0−1
4K / 2160p 10−12
low / 720p 60−65 12−14
medium / 1080p 45−50 3−4
The average gaming FPS of Radeon Pro 580X in Assassin's Creed Odyssey is 587% more, than Radeon R9 M275.

Full Specs

  Radeon Pro 580X Radeon R9 M275
Architecture GCN 4.0 GCN
Code name Polaris 20 Venus
Type Workstation Laptop
Release date 18 March 2019 1 August 2014
Pipelines 2304 640
Core clock speed 1100 MHz 925 MHz
Boost Clock 1200 MHz 925 MHz
Transistor count 5,700 million 1,500 million
Manufacturing process technology 14 nm 28 nm
Texture fill rate 172.8 37.00
Floating-point performance 1,184 gflops
Memory bus width 256 Bit 128 Bit
Memory clock speed 6780 MHz 4500 MHz
Memory bandwidth 217.0 GB/s 64 GB/s
Shared memory -
DirectX 12 (12_0) 12 (11_1)
Shader Model 6.4 5.1
OpenGL 4.6 4.6
OpenCL 2.0 1.2
Vulkan 1.2.131 1.2.131
Bitcoin / BTC (SHA256) 122 Mh/s
Laptop size large
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