FirePro M5950 vs Mobility Radeon HD 3870 X2

If you are going to buy a new graphics card and are choosing between FirePro M5950 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 M5950 stacks up against Mobility Radeon HD 3870 X2, check out specs charts below.

FirePro M5950 and Mobility Radeon HD 3870 X2 are Laptop Graphics Cards

Note: FirePro M5950 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 M5950 or Mobility Radeon HD 3870 X2 here:

Main Specs

  FirePro M5950 Mobility Radeon HD 3870 X2
Power consumption (TDP) 35 Watt 110 Watt
Interface MXM-A (3.0) PCIe 2.0 x16
Memory type GDDR5 GDDR3
Maximum RAM amount 1 GB 512 MB
Display Connectors No outputs No outputs
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  • Mobility Radeon HD 3870 X2 has 214% more power consumption, than FirePro M5950.
  • FirePro M5950 is connected by MXM-A (3.0), and Mobility Radeon HD 3870 X2 uses PCIe 2.0 x16 interface.
  • Mobility Radeon HD 3870 X2 has 511 GB more memory, than FirePro M5950.
  • FirePro M5950 is used in Mobile workstations, and Mobility Radeon HD 3870 X2 - in Laptops.
  • FirePro M5950 is build with Terascale 2 architecture, and Mobility Radeon HD 3870 X2 - with RV6xx.
  • Core clock speed of FirePro M5950 is 65 MHz higher, than Mobility Radeon HD 3870 X2.
  • FirePro M5950 is manufactured by 40 nm process technology, and Mobility Radeon HD 3870 X2 - by 55 nm process technology.
  • Memory clock speed of FirePro M5950 is 50 MHz higher, than Mobility Radeon HD 3870 X2.

Game benchmarks

high / 1080p 4−5 6−7
ultra / 1080p 2−3 4−5
QHD / 1440p 0−1 0−1
low / 720p 14−16 16−18
medium / 1080p 6−7 8−9
The average gaming FPS of Mobility Radeon HD 3870 X2 in Assassin's Creed Odyssey is 28% more, than FirePro M5950.

Full Specs

  FirePro M5950 Mobility Radeon HD 3870 X2
Architecture Terascale 2 RV6xx
Code name Whistler-XT M88-XT CF
Type Mobile workstation Laptop
Release date 13 April 2011 1 September 2008
Pipelines 480 640
Core clock speed 725 MHz 660 MHz
Transistor count 716 million 666 million
Manufacturing process technology 40 nm 55 nm
Texture fill rate 17.40 10.56
Floating-point performance 696.0 gflops 2x 422.4 gflops
Memory bus width 128 Bit 256 Bit
Memory clock speed 900 MHz 850 MHz
Memory bandwidth 57 GB/s 54.4 GB/s
Shared memory - -
DirectX 11.2 (11_0) 10.1 (10_1)
Shader Model 5.0 4.1
OpenGL 4.4 3.3
OpenCL 1.2 N/A
Vulkan N/A N/A
Bus support n/a
Bitcoin / BTC (SHA256) 67 Mh/s
Laptop size medium sized large
Form factor MXM-A
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