FirePro M6000 vs Radeon HD 6990M Crossfire

If you are going to buy a new graphics card and are choosing between FirePro M6000 and Radeon HD 6990M Crossfire, 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 FirePro M6000 stacks up against Radeon HD 6990M Crossfire, check out specs charts below.

FirePro M6000 and Radeon HD 6990M Crossfire are Laptop Graphics Cards

Note: FirePro M6000 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 FirePro M6000 or Radeon HD 6990M Crossfire here:

Main Specs

  FirePro M6000 Radeon HD 6990M Crossfire
Power consumption (TDP) 43 Watt
Interface MXM-B (3.0)
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 2x2 GB
Display Connectors No outputs
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  • FirePro M6000 and Radeon HD 6990M Crossfire have maximum RAM of 2 GB.
  • FirePro M6000 is used in Mobile workstations, and Radeon HD 6990M Crossfire - in Laptops.
  • FirePro M6000 is build with GCN architecture, and Radeon HD 6990M Crossfire - with Terascale 2.
  • Core clock speed of FirePro M6000 is 35 MHz higher, than Radeon HD 6990M Crossfire.
  • FirePro M6000 is manufactured by 28 nm process technology, and Radeon HD 6990M Crossfire - by 40 nm process technology.
  • Memory clock speed of FirePro M6000 is 3600 MHz higher, than Radeon HD 6990M Crossfire.

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 FirePro M6000.

Full Specs

  FirePro M6000 Radeon HD 6990M Crossfire
Architecture GCN Terascale 2
Code name Heathrow Blackcomb XTX
Type Mobile workstation Laptop
Release date 1 July 2012 12 July 2011
Pipelines 640 2240
Core clock speed 750 MHz 715 MHz
Transistor count 1,500 million 2x1700 Million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 32.00
Floating-point performance 1,024 gflops
Memory bus width 128 Bit 256 Bit
Memory clock speed 4500 MHz 900 MHz
Memory bandwidth 72 GB/s
Shared memory - -
DirectX 12 (11_1) DirectX 11, Shader 5.0
Shader Model 5.1
OpenGL 4.6
OpenCL 1.2
Vulkan 1.2.131
Bus support n/a
Laptop size medium sized large
Form factor MXM-B
StereoOutput3D +
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