Radeon Instinct MI25 MxGPU vs Radeon R9 280X

When choosing between Radeon Instinct MI25 MxGPU and Radeon R9 280X, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between Radeon Instinct MI25 MxGPU and Radeon R9 280X.
Radeon Instinct MI25 MxGPU

Main Specs

  Radeon Instinct MI25 MxGPU Radeon R9 280X
Power consumption (TDP) 300 Watt 250 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors 2x 8-pin 1 x 6-pin + 1 x 8-pin
Memory type HBM2 GDDR5
Maximum RAM amount 16 GB 3 GB
Display Connectors No outputs 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon Instinct MI25 MxGPU has 20% more power consumption, than Radeon R9 280X.
  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • Radeon Instinct MI25 MxGPU has 13 GB more memory, than Radeon R9 280X.
  • Both cards are used in Desktops.
  • Radeon Instinct MI25 MxGPU is build with GCN 5.0 architecture, and Radeon R9 280X - with GCN.
  • Radeon Instinct MI25 MxGPU is manufactured by 14 nm process technology, and Radeon R9 280X - by 28 nm process technology.
  • Radeon R9 280X is 8 mm longer, than Radeon Instinct MI25 MxGPU.

Game benchmarks

high / 1080p 50−55 35−40
ultra / 1080p 35−40 21−24
QHD / 1440p 27−30 16−18
4K / 2160p 16−18 10−11
low / 720p 80−85 60−65
medium / 1080p 60−65 40−45
The average gaming FPS of Radeon Instinct MI25 MxGPU in Assassin's Creed Odyssey is 43% more, than Radeon R9 280X.

Full Specs

  Radeon Instinct MI25 MxGPU Radeon R9 280X
Architecture GCN 5.0 GCN
Code name Vega 10 Thaiti XTL
Type Desktop Desktop
Release date 27 June 2017 8 October 2013
Pipelines 4096 2048
Core clock speed 1400 MHz
Boost Clock 1500 MHz 1000 MHz
Transistor count 12,500 million 4,313 million
Manufacturing process technology 14 nm 28 nm
Texture fill rate 384.0 128.0
Floating-point performance 4,096 gflops
Length 267 mm 275 mm
Memory bus width 2048 Bit 384 Bit
Memory clock speed 1704 MHz
Memory bandwidth 436.2 GB/s 288 GB/s
Shared memory -
DirectX 12 (12_1)
Shader Model 6.4 5.1
OpenGL 4.6 4.6
OpenCL 2.0 1.2
Vulkan 1.1.125 +
Monero / XMR (CryptoNight) 0.5 kh/s
FreeSync +
Bus support PCIe 3.0
HDMI +
Bitcoin / BTC (SHA256) 494 Mh/s
Eyefinity +
HD3D +
TrueAudio +
Design reference
DisplayPort support +
CrossFire +
DDMA audio +
Decred / DCR (Decred) 1.07 Gh/s
Ethereum / ETH (DaggerHashimoto) 14.42 Mh/s
Zcash / ZEC (Equihash) 285 Sol/s
AppAcceleration +
LiquidVR +
TressFX +
UVD +
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