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Videocard Benchmarks

Over 800,000 Video Cards Benchmarked

Radeon HD 7990 vs Radeon RX 6800 XT

The values for the video cards below are determined from thousands of PerformanceTest benchmark results and are updated daily.

  • The first section will show basic information for each Video Card selected.
  • The first graph shows the G3D Mark values of each Videocard selected.
  • The second graph, if price data is available, will shows the value for money, in terms of the G3DMark per dollar.

×Radeon HD 7990×Radeon RX 6800 XT+ ADD
Price$399.991$499.99 BUY NOW!
Bus InterfacePCIe 3.0 x16PCIe 4.0 x16
GPU ClassDesktopDesktop
Core Clock950 MHz2015 MHz
Memory Clock1500 MHz16000 MHz
Maximum Memory Supported3072 MB16384 MB
DirectX11.212.0
OpenGL4.44.6
Max TDP375W300W
First Seen on ChartQ2 2013Q4 2020
# of Samples3013384
Average Results (% diff. to max in group)
DirectX 9NA249 FPS
DirectX 10NA167 FPS
DirectX 11NA262 FPS
DirectX 12NA101 FPS
GPU ComputeNA14488 Ops/Sec
G2D Rating766 (-25.5%)1029
G3D Rating5566
(-77.9%)		25162
G3D Mark Rating
As of 5th of October 2023 - Higher results represent better performance
Radeon RX 6800 XT
 25,162
Radeon HD 7990
 5,566
PassMark Software © 2008-2023
Value (G3D Mark / $Price)
As of 5th of October 2023 - Higher results represent better value
Radeon RX 6800 XT
 50.32
Radeon HD 7990
 13.91
PassMark Software © 2008-2023