FirePro M6000 vs Mobility Radeon HD 3870 X2

If you are going to buy a new graphics card and are choosing between FirePro M6000 and Mobility Radeon HD 3870 X2, 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 Mobility Radeon HD 3870 X2, check out specs charts below.

FirePro M6000 and Mobility Radeon HD 3870 X2 are Laptop Graphics Cards

Note: FirePro M6000 and Mobility Radeon HD 3870 X2 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 Mobility Radeon HD 3870 X2 here:

Main Specs

  FirePro M6000 Mobility Radeon HD 3870 X2
Power consumption (TDP) 43 Watt 110 Watt
Interface MXM-B (3.0) PCIe 2.0 x16
Supplementary power connectors None
Memory type GDDR5 GDDR3
Maximum RAM amount 2 GB 512 MB
Display Connectors No outputs No outputs
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  • Mobility Radeon HD 3870 X2 has 155% more power consumption, than FirePro M6000.
  • FirePro M6000 is connected by MXM-B (3.0), and Mobility Radeon HD 3870 X2 uses PCIe 2.0 x16 interface.
  • Mobility Radeon HD 3870 X2 has 510 GB more memory, than FirePro M6000.
  • FirePro M6000 is used in Mobile workstations, and Mobility Radeon HD 3870 X2 - in Laptops.
  • FirePro M6000 is build with GCN architecture, and Mobility Radeon HD 3870 X2 - with RV6xx.
  • Core clock speed of FirePro M6000 is 90 MHz higher, than Mobility Radeon HD 3870 X2.
  • FirePro M6000 is manufactured by 28 nm process technology, and Mobility Radeon HD 3870 X2 - by 55 nm process technology.
  • Memory clock speed of FirePro M6000 is 3650 MHz higher, than Mobility Radeon HD 3870 X2.

Game benchmarks

high / 1080p 8−9 6−7
ultra / 1080p 5−6 4−5
QHD / 1440p 0−1 0−1
low / 720p 20−22 16−18
medium / 1080p 10−12 8−9
The average gaming FPS of FirePro M6000 in Assassin's Creed Odyssey is 22% more, than Mobility Radeon HD 3870 X2.

Full Specs

  FirePro M6000 Mobility Radeon HD 3870 X2
Architecture GCN RV6xx
Code name Heathrow M88-XT CF
Type Mobile workstation Laptop
Release date 1 July 2012 1 September 2008
Pipelines 640 640
Core clock speed 750 MHz 660 MHz
Transistor count 1,500 million 666 million
Manufacturing process technology 28 nm 55 nm
Texture fill rate 32.00 10.56
Floating-point performance 1,024 gflops 2x 422.4 gflops
Memory bus width 128 Bit 256 Bit
Memory clock speed 4500 MHz 850 MHz
Memory bandwidth 72 GB/s 54.4 GB/s
Shared memory - -
DirectX 12 (11_1) 10.1 (10_1)
Shader Model 5.1 4.1
OpenGL 4.6 3.3
OpenCL 1.2 N/A
Vulkan 1.2.131 N/A
Bus support n/a
Laptop size medium sized large
Form factor MXM-B
StereoOutput3D +
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