Radeon HD 7950 vs Radeon Instinct MI25 MxGPU

When comparing Radeon HD 7950 and Radeon Instinct MI25 MxGPU, 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 HD 7950 and Radeon Instinct MI25 MxGPU is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.
Radeon Instinct MI25 MxGPU

Main Specs

  Radeon HD 7950 Radeon Instinct MI25 MxGPU
Power consumption (TDP) 200 Watt 300 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors 2x 6-pin 2x 8-pin
Memory type GDDR5 HBM2
Maximum RAM amount 3 GB 16 GB
Display Connectors 1x DVI, 1x HDMI, 2x mini-DisplayPort No outputs
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  • Radeon Instinct MI25 MxGPU has 50% more power consumption, than Radeon HD 7950.
  • 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 HD 7950.
  • Both cards are used in Desktops.
  • Radeon HD 7950 is build with GCN 1.0 architecture, and Radeon Instinct MI25 MxGPU - with GCN 5.0.
  • Radeon HD 7950 is manufactured by 28 nm process technology, and Radeon Instinct MI25 MxGPU - by 14 nm process technology.
  • Both graphics cards are the same length of 267 mm.
  • Memory clock speed of Radeon Instinct MI25 MxGPU is 454 MHz higher, than Radeon HD 7950.

Game benchmarks

high / 1080p 35−40 50−55
ultra / 1080p 21−24 35−40
QHD / 1440p 16−18 27−30
4K / 2160p 10−11 16−18
low / 720p 60−65 80−85
medium / 1080p 40−45 60−65
The average gaming FPS of Radeon Instinct MI25 MxGPU in Assassin's Creed Odyssey is 43% more, than Radeon HD 7950.

Full Specs

  Radeon HD 7950 Radeon Instinct MI25 MxGPU
Architecture GCN 1.0 GCN 5.0
Code name Tahiti Vega 10
Type Desktop Desktop
Release date 31 January 2012 27 June 2017
Pipelines 1792 4096
Core clock speed 1400 MHz
Boost Clock 1250 MHz 1500 MHz
Transistor count 4,313 million 12,500 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 89.60 384.0
Floating-point performance 2,867 gflops
Length 267 mm 267 mm
Memory bus width 384 Bit 2048 Bit
Memory clock speed 1250 MHz 1704 MHz
Memory bandwidth 240 GB/s 436.2 GB/s
DirectX 12 (12_1)
Shader Model 5.1 6.4
OpenGL 4.6 4.6
OpenCL 1.2 2.0
Vulkan 1.1.125
Monero / XMR (CryptoNight) 0.56 kh/s
FreeSync +
Bus support PCIe 3.0 x16
HDMI +
Bitcoin / BTC (SHA256) 381 Mh/s
Eyefinity +
PowerTune +
ZeroCore +
Design reference
Number of Eyefinity displays 6
CrossFire +
Decred / DCR (Decred) 0.78 Gh/s
Ethereum / ETH (DaggerHashimoto) 13.86 Mh/s
Zcash / ZEC (Equihash) 250 Sol/s
Compute units 28
AppAcceleration +
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