Radeon HD 6950M vs Radeon Pro Vega 20

If you are going to buy a new graphics card and are choosing between Radeon HD 6950M and Radeon Pro Vega 20, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Radeon HD 6950M stacks up against Radeon Pro Vega 20, check out specs charts below.

Radeon HD 6950M and Radeon Pro Vega 20 are Laptop Graphics Cards

Note: Radeon HD 6950M and Radeon Pro Vega 20 are only used in laptop graphics. They have 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 HD 6950M or Radeon Pro Vega 20 here:

Main Specs

  Radeon HD 6950M Radeon Pro Vega 20
Power consumption (TDP) 50 Watt 100 Watt
Interface MXM-B (3.0) PCIe 3.0 x16
Supplementary power connectors 1x 6-pin + 1x 8-pin
Memory type GDDR5 HBM2
Maximum RAM amount 2 GB 4 GB
Display Connectors No outputs No outputs
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  • Radeon Pro Vega 20 has 100% more power consumption, than Radeon HD 6950M.
  • Radeon HD 6950M is connected by MXM-B (3.0), and Radeon Pro Vega 20 uses PCIe 3.0 x16 interface.
  • Radeon Pro Vega 20 has 2 GB more memory, than Radeon HD 6950M.
  • Radeon HD 6950M is used in Laptops, and Radeon Pro Vega 20 - in Mobile workstations.
  • Radeon HD 6950M is build with Terascale 2 architecture, and Radeon Pro Vega 20 - with Vega.
  • Core clock speed of Radeon Pro Vega 20 is 235 MHz higher, than Radeon HD 6950M.
  • Radeon HD 6950M is manufactured by 40 nm process technology, and Radeon Pro Vega 20 - by 14 nm process technology.
  • Memory clock speed of Radeon Pro Vega 20 is 580 MHz higher, than Radeon HD 6950M.

Game benchmarks

high / 1080p 8−9 35−40
ultra / 1080p 5−6 21−24
QHD / 1440p 0−1 16−18
4K / 2160p 10−11
low / 720p 20−22 60−65
medium / 1080p 10−12 40−45
The average gaming FPS of Radeon Pro Vega 20 in Assassin's Creed Odyssey is 272% more, than Radeon HD 6950M.

Full Specs

  Radeon HD 6950M Radeon Pro Vega 20
Architecture Terascale 2 Vega
Code name Blackcomb Pro Vega Mobile
Type Laptop Mobile workstation
Release date 6 January 2011 15 November 2018
Pipelines 960 1280
Core clock speed 580 MHz 815 MHz
Boost Clock 1283 MHz
Transistor count 1,700 million
Manufacturing process technology 40 nm 14 nm
Texture fill rate 27.84 102.6
Floating-point performance 1,113.6 gflops
Memory bus width 256 Bit 1024 Bit
Memory clock speed 900 MHz 1480 MHz
Memory bandwidth 115.2 GB/s 189.4 GB/s
Shared memory - -
DirectX 11.2 (11_0) 12 (12_1)
Shader Model 5.0 6.3
OpenGL 4.4 4.6
OpenCL 1.2 2.0
Vulkan N/A 1.2.131
Laptop size large large
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