Radeon HD 6990 vs Radeon RX Vega 6 Ryzen 2000 3000

When comparing Radeon HD 6990 and Radeon RX Vega 6 Ryzen 2000 3000, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between Radeon HD 6990 and Radeon RX Vega 6 Ryzen 2000 3000 is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

Radeon RX Vega 6 Ryzen 2000 3000 is a Laptop Graphics Card

Note: Radeon RX Vega 6 Ryzen 2000 3000 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 RX Vega 6 Ryzen 2000 3000 here:

Main Specs

  Radeon HD 6990 Radeon RX Vega 6 Ryzen 2000 3000
Power consumption (TDP) 375 Watt
Interface PCIe 2.0 x16
Supplementary power connectors 2x 8-pin
Memory type GDDR5
Maximum RAM amount 2 GB
Display Connectors 1x DVI, 4x mini-DisplayPort
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  • Radeon HD 6990 is used in Desktops, and Radeon RX Vega 6 Ryzen 2000 3000 - in Laptops.
  • Radeon HD 6990 is build with TeraScale 3 architecture, and Radeon RX Vega 6 Ryzen 2000 3000 - with Vega.
  • Radeon HD 6990 is manufactured by 40 nm process technology, and Radeon RX Vega 6 Ryzen 2000 3000 - by 14 nm process technology.

Game benchmarks

high / 1080p 14−16 10−11
ultra / 1080p 9−10 6−7
QHD / 1440p 3−4 0−1
low / 720p 30−35 21−24
medium / 1080p 18−20 12−14
The average gaming FPS of Radeon HD 6990 in Assassin's Creed Odyssey is 46% more, than Radeon RX Vega 6 Ryzen 2000 3000.

Full Specs

  Radeon HD 6990 Radeon RX Vega 6 Ryzen 2000 3000
Architecture TeraScale 3 Vega
Code name Antilles Vega Raven Ridge
Type Desktop Laptop
Release date 8 March 2011 7 January 2018
Pipelines 1536 384
Core clock speed 830 MHz
Boost Clock 1100 MHz
Transistor count 2,640 million
Manufacturing process technology 40 nm 14 nm
Texture fill rate 79.68
Floating-point performance 2x 2,549.8 gflops
Length 295 mm
Memory bus width 256 Bit
Memory clock speed 5000 MHz
Memory bandwidth 160.0 GB/s
Shared memory -
DirectX 11.2 (11_0) DirectX 12_1
Shader Model 5.0
OpenGL 4.4
OpenCL 1.2
Vulkan N/A
Bitcoin / BTC (SHA256) 265 Mh/s
Ethereum / ETH (DaggerHashimoto) 24 Mh/s
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