Radeon Instinct MI25 MxGPU vs Radeon RX 580

In this comparison between Radeon Instinct MI25 MxGPU and Radeon RX 580 you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people Radeon Instinct MI25 MxGPU will be the best choice, for others Radeon RX 580 will be their preference. Study the comparison tables below and make your choice.
Radeon Instinct MI25 MxGPU

Main Specs

  Radeon Instinct MI25 MxGPU Radeon RX 580
Power consumption (TDP) 300 Watt 185 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors 2x 8-pin 1x 8-pin
Memory type HBM2 GDDR5
Maximum RAM amount 16 GB 8 GB
Display Connectors No outputs 1x HDMI, 3x DisplayPort
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  • Radeon Instinct MI25 MxGPU has 62% more power consumption, than Radeon RX 580.
  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • Radeon Instinct MI25 MxGPU has 8 GB more memory, than Radeon RX 580.
  • Both cards are used in Desktops.
  • Radeon Instinct MI25 MxGPU is build with GCN 5.0 architecture, and Radeon RX 580 - with Polaris.
  • Core clock speed of Radeon Instinct MI25 MxGPU is 143 MHz higher, than Radeon RX 580.
  • Radeon Instinct MI25 MxGPU and Radeon RX 580 are manufactured by 14 nm process technology.
  • Radeon Instinct MI25 MxGPU is 26 mm longer, than Radeon RX 580.
  • Memory clock speed of Radeon RX 580 is 6296 MHz higher, than Radeon Instinct MI25 MxGPU.

Game benchmarks

high / 1080p 50−55 45−50
ultra / 1080p 35−40 30−33
QHD / 1440p 27−30 24−27
4K / 2160p 16−18 12−14
low / 720p 80−85 70−75
medium / 1080p 60−65 50−55
The average gaming FPS of Radeon Instinct MI25 MxGPU in Assassin's Creed Odyssey is 15% more, than Radeon RX 580.

Full Specs

  Radeon Instinct MI25 MxGPU Radeon RX 580
Architecture GCN 5.0 Polaris
Code name Vega 10 Polaris 20
Type Desktop Desktop
Release date 27 June 2017 18 April 2017
Pipelines 4096 2304
Core clock speed 1400 MHz 1257 MHz
Boost Clock 1500 MHz 1340 MHz
Transistor count 12,500 million 5,700 million
Manufacturing process technology 14 nm 14 nm
Texture fill rate 384.0 193.0
Floating-point performance 6,175 gflops
Length 267 mm 241 mm
Memory bus width 2048 Bit 256 Bit
Memory clock speed 1704 MHz 8000 MHz
Memory bandwidth 436.2 GB/s 256.0 GB/s
DirectX 12 (12_1) 12 (12_0)
Shader Model 6.4 6.4
OpenGL 4.6 4.6
OpenCL 2.0 2.0
Vulkan 1.1.125 1.2.131
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