FirePro V5900 vs Mobility Radeon HD 3870 X2

When choosing between FirePro V5900 and Mobility Radeon HD 3870 X2, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between FirePro V5900 and Mobility Radeon HD 3870 X2.

Mobility Radeon HD 3870 X2 is a Laptop Graphics Card

Note: Mobility Radeon HD 3870 X2 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 Mobility Radeon HD 3870 X2 here:

Main Specs

  FirePro V5900 Mobility Radeon HD 3870 X2
Power consumption (TDP) 75 Watt 110 Watt
Interface PCIe 2.0 x16 PCIe 2.0 x16
Supplementary power connectors None
Memory type GDDR5 GDDR3
Maximum RAM amount 2 GB 512 MB
Display Connectors 1x DVI No outputs
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  • Mobility Radeon HD 3870 X2 has 46% more power consumption, than FirePro V5900.
  • Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
  • Mobility Radeon HD 3870 X2 has 510 GB more memory, than FirePro V5900.
  • FirePro V5900 is used in Desktops, and Mobility Radeon HD 3870 X2 - in Laptops.
  • FirePro V5900 is build with TeraScale 3 architecture, and Mobility Radeon HD 3870 X2 - with RV6xx.
  • Core clock speed of Mobility Radeon HD 3870 X2 is 60 MHz higher, than FirePro V5900.
  • FirePro V5900 is manufactured by 40 nm process technology, and Mobility Radeon HD 3870 X2 - by 55 nm process technology.
  • Memory clock speed of FirePro V5900 is 1150 MHz higher, than Mobility Radeon HD 3870 X2.

Game benchmarks

high / 1080p 4−5 6−7
ultra / 1080p 2−3 4−5
QHD / 1440p 1−2 0−1
low / 720p 14−16 16−18
medium / 1080p 7−8 8−9
The average gaming FPS of Mobility Radeon HD 3870 X2 in Assassin's Creed Odyssey is 28% more, than FirePro V5900.

Full Specs

  FirePro V5900 Mobility Radeon HD 3870 X2
Architecture TeraScale 3 RV6xx
Code name Cayman M88-XT CF
Type Workstation Laptop
Release date 24 May 2011 1 September 2008
Pipelines 512 640
Core clock speed 600 MHz 660 MHz
Transistor count 2,640 million 666 million
Manufacturing process technology 40 nm 55 nm
Texture fill rate 19.20 10.56
Floating-point performance 614.4 gflops 2x 422.4 gflops
Length 230 mm
Memory bus width 256 Bit 256 Bit
Memory clock speed 2000 MHz 850 MHz
Memory bandwidth 64 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
Bitcoin / BTC (SHA256) 66 Mh/s
Laptop size large
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