Radeon HD 6970M Crossfire vs Radeon HD 6990M

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 6970M Crossfire and Radeon HD 6990M. 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 6970M Crossfire and Radeon HD 6990M. 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 6970M Crossfire and Radeon HD 6990M are Laptop Graphics Cards

Note: Radeon HD 6970M Crossfire and Radeon HD 6990M 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 6970M Crossfire or Radeon HD 6990M here:

Main Specs

  Radeon HD 6970M Crossfire Radeon HD 6990M
Power consumption (TDP) 100 Watt
Interface MXM-B (3.0)
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 2x2 GB 2 GB
Display Connectors No outputs
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  • Radeon HD 6970M Crossfire and Radeon HD 6990M have maximum RAM of 2 GB.
  • Both cards are used in Laptops.
  • Radeon HD 6970M Crossfire and Radeon HD 6990M are build with Terascale 2 architecture.
  • Core clock speed of Radeon HD 6990M is 35 MHz higher, than Radeon HD 6970M Crossfire.
  • Radeon HD 6970M Crossfire and Radeon HD 6990M are manufactured by 40 nm process technology.
  • Memory clock speed of Radeon HD 6970M Crossfire and Radeon HD 6990M is 900 MHz.

Game benchmarks

high / 1080p 21−24 14−16
ultra / 1080p 12−14 8−9
QHD / 1440p 7−8 3−4
4K / 2160p 5−6
low / 720p 40−45 30−33
medium / 1080p 24−27 16−18
The average gaming FPS of Radeon HD 6970M Crossfire in Assassin's Creed Odyssey is 46% more, than Radeon HD 6990M.

Full Specs

  Radeon HD 6970M Crossfire Radeon HD 6990M
Architecture Terascale 2 Terascale 2
Code name Blackcomb XT Blackcomb XTX
Type Laptop Laptop
Release date 6 January 2011 12 July 2011
Pipelines 1920 1120
Core clock speed 680 MHz 715 MHz
Transistor count 2x1700 Million 1,700 million
Manufacturing process technology 40 nm 40 nm
Texture fill rate 40.04
Floating-point performance 1,601.6 gflops
Memory bus width 256 Bit 256 Bit
Memory clock speed 900 MHz 900 MHz
Memory bandwidth 115.2 GB/s
Shared memory - -
DirectX DirectX 11, Shader 5.0 11.2 (11_0)
Shader Model 5.0
OpenGL 4.4
OpenCL 1.2
Vulkan N/A
Laptop size large large
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