Radeon HD 6990M Crossfire vs Radeon RX Vega 10

If you are going to buy a new graphics card and are choosing between Radeon HD 6990M Crossfire and Radeon RX Vega 10, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Radeon HD 6990M Crossfire stacks up against Radeon RX Vega 10, check out specs charts below.

Radeon HD 6990M Crossfire and Radeon RX Vega 10 are Laptop Graphics Cards

Note: Radeon HD 6990M Crossfire and Radeon RX Vega 10 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 Radeon HD 6990M Crossfire or Radeon RX Vega 10 here:

Main Specs

  Radeon HD 6990M Crossfire Radeon RX Vega 10
Memory type GDDR5
Maximum RAM amount 2x2 GB
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  • Both cards are used in Laptops.
  • Radeon HD 6990M Crossfire is build with Terascale 2 architecture, and Radeon RX Vega 10 - with Vega.
  • Radeon HD 6990M Crossfire is manufactured by 40 nm process technology, and Radeon RX Vega 10 - by 14 nm process technology.

Game benchmarks

high / 1080p 35−40 7−8
ultra / 1080p 21−24 4−5
QHD / 1440p 16−18 0−1
4K / 2160p 10−11
low / 720p 60−65 16−18
medium / 1080p 40−45 8−9
The average gaming FPS of Radeon HD 6990M Crossfire in Assassin's Creed Odyssey is 355% more, than Radeon RX Vega 10.

Full Specs

  Radeon HD 6990M Crossfire Radeon RX Vega 10
Architecture Terascale 2 Vega
Code name Blackcomb XTX Vega Raven Ridge
Type Laptop Laptop
Release date 12 July 2011 26 October 2017
Pipelines 2240 640
Core clock speed 715 MHz
Boost Clock 1300 MHz
Transistor count 2x1700 Million
Manufacturing process technology 40 nm 14 nm
Memory bus width 256 Bit
Memory clock speed 900 MHz
Shared memory - -
DirectX DirectX 11, Shader 5.0 DirectX 12_1
Laptop size large
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