Qualcomm Adreno 680 vs Radeon HD 6990M Crossfire

When choosing between Qualcomm Adreno 680 and Radeon HD 6990M Crossfire, 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 Qualcomm Adreno 680 and Radeon HD 6990M Crossfire.

Qualcomm Adreno 680 and Radeon HD 6990M Crossfire are Laptop Graphics Cards

Note: Qualcomm Adreno 680 and Radeon HD 6990M Crossfire are only used in laptop graphics. They have 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 Qualcomm Adreno 680 or Radeon HD 6990M Crossfire here:

Main Specs

  Qualcomm Adreno 680 Radeon HD 6990M Crossfire
Memory type GDDR5
Maximum RAM amount 2x2 GB
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  • Both cards are used in Laptops.
  • Qualcomm Adreno 680 is manufactured by 7 nm process technology, and Radeon HD 6990M Crossfire - by 40 nm process technology.

Game benchmarks

high / 1080p 0−1 35−40
ultra / 1080p 21−24
QHD / 1440p 0−1 16−18
4K / 2160p 10−11
low / 720p 1−2 60−65
medium / 1080p 0−1 40−45
The average gaming FPS of Radeon HD 6990M Crossfire in Assassin's Creed Odyssey is 6100% more, than Qualcomm Adreno 680.

Full Specs

  Qualcomm Adreno 680 Radeon HD 6990M Crossfire
Architecture Terascale 2
Code name Blackcomb XTX
Type Laptop Laptop
Release date 6 December 2018 12 July 2011
Pipelines 2240
Core clock speed 715 MHz
Transistor count 2x1700 Million
Manufacturing process technology 7 nm 40 nm
Memory bus width 256 Bit
Memory clock speed 900 MHz
Shared memory + -
DirectX DirectX 12 DirectX 11, Shader 5.0
Laptop size large
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