Qualcomm Adreno 680 vs Radeon HD 6990M

In this comparison between Qualcomm Adreno 680 and Radeon HD 6990M 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 Qualcomm Adreno 680 will be the best choice, for others Radeon HD 6990M will be their preference. Study the comparison tables below and make your choice.

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

Note: Qualcomm Adreno 680 and Radeon HD 6990M 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 here:

Main Specs

  Qualcomm Adreno 680 Radeon HD 6990M
Power consumption (TDP) 100 Watt
Interface MXM-B (3.0)
Supplementary power connectors None
Memory type GDDR5
Maximum RAM amount 2 GB
Display Connectors No outputs
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  • Both cards are used in Laptops.
  • Qualcomm Adreno 680 is manufactured by 7 nm process technology, and Radeon HD 6990M - by 40 nm process technology.

Game benchmarks

high / 1080p 0−1 14−16
ultra / 1080p 8−9
QHD / 1440p 0−1 3−4
low / 720p 1−2 30−33
medium / 1080p 0−1 16−18
The average gaming FPS of Radeon HD 6990M in Assassin's Creed Odyssey is 3000% more, than Qualcomm Adreno 680.

Full Specs

  Qualcomm Adreno 680 Radeon HD 6990M
Architecture Terascale 2
Code name Blackcomb XTX
Type Laptop Laptop
Release date 6 December 2018 12 July 2011
Pipelines 1120
Core clock speed 715 MHz
Transistor count 1,700 million
Manufacturing process technology 7 nm 40 nm
Texture fill rate 40.04
Floating-point performance 1,601.6 gflops
Memory bus width 256 Bit
Memory clock speed 900 MHz
Memory bandwidth 115.2 GB/s
Shared memory + -
DirectX DirectX 12 11.2 (11_0)
Shader Model 5.0
OpenGL 4.4
OpenCL 1.2
Vulkan N/A
Laptop size large
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