Radeon HD 6970M Crossfire vs Radeon HD 7790

When choosing between Radeon HD 6970M Crossfire and Radeon HD 7790, 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 Radeon HD 6970M Crossfire and Radeon HD 7790.

Radeon HD 6970M Crossfire is a Laptop Graphics Card

Note: Radeon HD 6970M 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 6970M Crossfire here:

Main Specs

  Radeon HD 6970M Crossfire Radeon HD 7790
Power consumption (TDP) 85 Watt
Interface PCIe 3.0 x16
Supplementary power connectors 1x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2x2 GB 1 GB
Display Connectors 1x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon HD 6970M Crossfire has 1 GB more memory, than Radeon HD 7790.
  • Radeon HD 6970M Crossfire is used in Laptops, and Radeon HD 7790 - in Desktops.
  • Radeon HD 6970M Crossfire is build with Terascale 2 architecture, and Radeon HD 7790 - with GCN 2.0.
  • Core clock speed of Radeon HD 7790 is 320 MHz higher, than Radeon HD 6970M Crossfire.
  • Radeon HD 6970M Crossfire is manufactured by 40 nm process technology, and Radeon HD 7790 - by 28 nm process technology.
  • Memory clock speed of Radeon HD 7790 is 5100 MHz higher, than Radeon HD 6970M Crossfire.

Game benchmarks

high / 1080p 21−24 16−18
ultra / 1080p 12−14 9−10
QHD / 1440p 7−8 4−5
4K / 2160p 5−6 4−5
low / 720p 40−45 30−35
medium / 1080p 24−27 20−22
The average gaming FPS of Radeon HD 6970M Crossfire in Assassin's Creed Odyssey is 35% more, than Radeon HD 7790.

Full Specs

  Radeon HD 6970M Crossfire Radeon HD 7790
Architecture Terascale 2 GCN 2.0
Code name Blackcomb XT Bonaire
Type Laptop Desktop
Release date 6 January 2011 22 March 2013
Pipelines 1920 896
Core clock speed 680 MHz 1000 MHz
Transistor count 2x1700 Million 2,080 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 56.00
Floating-point performance 1,792 gflops
Length 183 mm
Memory bus width 256 Bit 128 Bit
Memory clock speed 900 MHz 6000 MHz
Memory bandwidth 96 GB/s
Shared memory -
DirectX DirectX 11, Shader 5.0 12 (12_0)
Shader Model 6.3
OpenGL 4.6
OpenCL 2.0
Vulkan 1.2.131
Bitcoin / BTC (SHA256) 218 Mh/s
Laptop size large
Ethereum / ETH (DaggerHashimoto) 5.2 Mh/s
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