FirePro M4000 vs Radeon HD 6850 X2

Find out if it is worth upgrading your current GPU setup by comparing FirePro M4000 and Radeon HD 6850 X2. 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 FirePro M4000 and Radeon HD 6850 X2. 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 6850 X2

FirePro M4000 is a Laptop Graphics Card

Note: FirePro M4000 is only used in laptop graphics. It has 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 M4000 here:

Main Specs

  FirePro M4000 Radeon HD 6850 X2
Power consumption (TDP) 33 Watt 254 Watt
Interface MXM-A (3.0) PCIe 2.0 x16
Supplementary power connectors None 2x 8-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 1 GB 2 GB
Display Connectors No outputs 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon HD 6850 X2 has 669% more power consumption, than FirePro M4000.
  • FirePro M4000 is connected by MXM-A (3.0), and Radeon HD 6850 X2 uses PCIe 2.0 x16 interface.
  • Radeon HD 6850 X2 has 1 GB more memory, than FirePro M4000.
  • FirePro M4000 is used in Mobile workstations, and Radeon HD 6850 X2 - in Desktops.
  • FirePro M4000 is build with GCN architecture, and Radeon HD 6850 X2 - with TeraScale 2.
  • Core clock speed of Radeon HD 6850 X2 is 200 MHz higher, than FirePro M4000.
  • FirePro M4000 is manufactured by 28 nm process technology, and Radeon HD 6850 X2 - by 40 nm process technology.
  • Memory clock speed of FirePro M4000 is 300 MHz higher, than Radeon HD 6850 X2.

Game benchmarks

high / 1080p 7−8 12−14
ultra / 1080p 4−5 7−8
QHD / 1440p 0−1 2−3
low / 720p 18−20 27−30
medium / 1080p 9−10 16−18
The average gaming FPS of Radeon HD 6850 X2 in Assassin's Creed Odyssey is 60% more, than FirePro M4000.

Full Specs

  FirePro M4000 Radeon HD 6850 X2
Architecture GCN TeraScale 2
Code name Cape Verde GLM Barts
Type Mobile workstation Desktop
Release date 1 July 2012 19 September 2011
Pipelines 512 960
Core clock speed 600 MHz 800 MHz
Transistor count 1,500 million 1,700 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 21.60 38.40
Floating-point performance 691.2 gflops 2x 1,536.0 gflops
Memory bus width 128 Bit 256 Bit
Memory clock speed 4500 MHz 4200 MHz
Memory bandwidth 72 GB/s 134.4 GB/s
Shared memory -
DirectX 12 (11_1) 11.2 (11_0)
Shader Model 5.1 5.0
OpenGL 4.6 4.4
OpenCL 1.2 1.2
Vulkan 1.2.131 N/A
Bus support n/a
Bitcoin / BTC (SHA256) 79 Mh/s
Laptop size medium sized
Form factor MXM-A
StereoOutput3D +
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