Radeon HD 7850 vs Radeon HD 7970M Crossfire

In this comparison between Radeon HD 7850 and Radeon HD 7970M Crossfire you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people Radeon HD 7850 will be the best choice, for others Radeon HD 7970M Crossfire will be their preference. Study the comparison tables below and make your choice.

Radeon HD 7970M Crossfire is a Laptop Graphics Card

Note: Radeon HD 7970M Crossfire 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 7970M Crossfire here:

Main Specs

  Radeon HD 7850 Radeon HD 7970M Crossfire
Power consumption (TDP) 225 Watt 200 Watt
Interface PCIe 3.0 x16
Supplementary power connectors 1x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB
Display Connectors 1x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon HD 7850 has 12% more power consumption, than Radeon HD 7970M Crossfire.
  • Radeon HD 7850 is used in Desktops, and Radeon HD 7970M Crossfire - in Laptops.
  • Radeon HD 7850 is build with GCN 1.0 architecture, and Radeon HD 7970M Crossfire - with GCN.
  • Radeon HD 7850 and Radeon HD 7970M Crossfire are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon HD 7970M Crossfire is 3600 MHz higher, than Radeon HD 7850.

Game benchmarks

high / 1080p 18−20 35−40
ultra / 1080p 10−12 21−24
QHD / 1440p 5−6 16−18
4K / 2160p 4−5 10−11
low / 720p 35−40 60−65
medium / 1080p 24−27 40−45
The average gaming FPS of Radeon HD 7970M Crossfire in Assassin's Creed Odyssey is 88% more, than Radeon HD 7850.

Full Specs

  Radeon HD 7850 Radeon HD 7970M Crossfire
Architecture GCN 1.0 GCN
Code name Pitcairn Wimbledon XT
Type Desktop Laptop
Release date 5 March 2012 1 May 2012
Pipelines 1024 2560
Core clock speed 850 MHz
Boost Clock 1000 MHz
Transistor count 2,800 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 55.04
Floating-point performance 1,761 gflops
Length 210 mm
Memory bus width 256 Bit 2x 256 Bit
Memory clock speed 1200 MHz 4800 MHz
Memory bandwidth 153.6 GB/s
Shared memory -
DirectX DirectX 11.1, Shader 5.0
Shader Model 5.1
OpenGL 4.6
OpenCL 1.2
FreeSync +
Bus support PCIe 2.1 x16
HDMI +
Bitcoin / BTC (SHA256) 249 Mh/s
Laptop size large
Eyefinity +
Design reference
CrossFire +
Ethereum / ETH (DaggerHashimoto) 12.5 Mh/s
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