FirePro V4900 vs Radeon HD 7850M

When choosing between FirePro V4900 and Radeon HD 7850M, 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 V4900 and Radeon HD 7850M.

Radeon HD 7850M is a Laptop Graphics Card

Note: Radeon HD 7850M 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 Radeon HD 7850M here:

Main Specs

  FirePro V4900 Radeon HD 7850M
Power consumption (TDP) 75 Watt 40 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 1 GB 2 GB
Display Connectors 1x DVI, 2x DisplayPort No outputs
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  • FirePro V4900 has 87% more power consumption, than Radeon HD 7850M.
  • FirePro V4900 is connected by PCIe 2.0 x16, and Radeon HD 7850M uses PCIe 3.0 x16 interface.
  • Radeon HD 7850M has 1 GB more memory, than FirePro V4900.
  • FirePro V4900 is used in Desktops, and Radeon HD 7850M - in Laptops.
  • FirePro V4900 is build with TeraScale 2 architecture, and Radeon HD 7850M - with GCN.
  • Core clock speed of FirePro V4900 is 125 MHz higher, than Radeon HD 7850M.
  • FirePro V4900 is manufactured by 40 nm process technology, and Radeon HD 7850M - by 28 nm process technology.
  • Memory clock speed of FirePro V4900 and Radeon HD 7850M is 4000 MHz.

Game benchmarks

high / 1080p 2−3 6−7
ultra / 1080p 1−2 3−4
QHD / 1440p 0−1 0−1
low / 720p 12−14 14−16
medium / 1080p 4−5 7−8
The average gaming FPS of Radeon HD 7850M in Assassin's Creed Odyssey is 60% more, than FirePro V4900.

Full Specs

  FirePro V4900 Radeon HD 7850M
Architecture TeraScale 2 GCN
Code name Turks Heathrow Pro
Type Workstation Laptop
Release date 1 November 2011 24 April 2012
Pipelines 480 640
Core clock speed 800 MHz 675 MHz
Transistor count 716 million 1,500 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 19.20 27.00
Floating-point performance 768.0 gflops 864.0 gflops
Length 163 mm
Memory bus width 128 Bit 128 Bit
Memory clock speed 4000 MHz 4000 MHz
Memory bandwidth 64 GB/s 64 GB/s
Shared memory -
DirectX 11.2 (11_0) 12 (11_1)
Shader Model 5.0 5.1
OpenGL 4.4 4.6
OpenCL 1.2 1.2
Vulkan N/A 1.2.131
Bitcoin / BTC (SHA256) 73 Mh/s
Laptop size large
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