Radeon HD 6950M vs Radeon HD 6990M Crossfire

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 6950M and Radeon HD 6990M Crossfire. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between Radeon HD 6950M and Radeon HD 6990M Crossfire. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

Radeon HD 6950M and Radeon HD 6990M Crossfire are Laptop Graphics Cards

Note: Radeon HD 6950M and Radeon HD 6990M Crossfire 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 HD 6990M Crossfire here:

Main Specs

  Radeon HD 6950M Radeon HD 6990M Crossfire
Power consumption (TDP) 50 Watt
Interface MXM-B (3.0)
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 2x2 GB
Display Connectors No outputs
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  • Radeon HD 6950M and Radeon HD 6990M Crossfire have maximum RAM of 2 GB.
  • Both cards are used in Laptops.
  • Radeon HD 6950M and Radeon HD 6990M Crossfire are build with Terascale 2 architecture.
  • Core clock speed of Radeon HD 6990M Crossfire is 135 MHz higher, than Radeon HD 6950M.
  • Radeon HD 6950M and Radeon HD 6990M Crossfire are manufactured by 40 nm process technology.
  • Memory clock speed of Radeon HD 6950M and Radeon HD 6990M Crossfire is 900 MHz.

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 HD 6990M Crossfire in Assassin's Creed Odyssey is 272% more, than Radeon HD 6950M.

Full Specs

  Radeon HD 6950M Radeon HD 6990M Crossfire
Architecture Terascale 2 Terascale 2
Code name Blackcomb Pro Blackcomb XTX
Type Laptop Laptop
Release date 6 January 2011 12 July 2011
Pipelines 960 2240
Core clock speed 580 MHz 715 MHz
Transistor count 1,700 million 2x1700 Million
Manufacturing process technology 40 nm 40 nm
Texture fill rate 27.84
Floating-point performance 1,113.6 gflops
Memory bus width 256 Bit 256 Bit
Memory clock speed 900 MHz 900 MHz
Memory bandwidth 115.2 GB/s
Shared memory - -
DirectX 11.2 (11_0) DirectX 11, Shader 5.0
Shader Model 5.0
OpenGL 4.4
OpenCL 1.2
Vulkan N/A
Laptop size large large
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