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Videocard Benchmarks

Over 800,000 Video Cards Benchmarked

Radeon HD 7990 vs Radeon RX 6900 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 6900 XT+ ADD
Price$399.991$1006.3 BUY NOW!
Bus InterfacePCIe 3.0 x16PCIe 4.0 x16
GPU ClassDesktopDesktop
Core Clock950 MHz1825 MHz
Memory Clock1500 MHz2000 MHz
Maximum Memory Supported3072 MB16384 MB
DirectX11.212.0
OpenGL4.44.6
Max TDP375W300W
First Seen on ChartQ2 2013Q4 2020
# of Samples3014858
Average Results (% diff. to max in group)
DirectX 9NA258 FPS
DirectX 10NA173 FPS
DirectX 11NA278 FPS
DirectX 12NA114 FPS
GPU ComputeNA15500 Ops/Sec
G2D Rating766 (-26.9%)1048
G3D Rating5566
(-79.3%)		26853
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.
G3D Mark Rating
As of 24th of April 2024 - Higher results represent better performance
Radeon RX 6900 XT
 26,853
Radeon HD 7990
 5,566
PassMark Software © 2008-2024
Value (G3D Mark / $Price)
As of 24th of April 2024 - Higher results represent better value
Radeon RX 6900 XT
 26.69
Radeon HD 7990
 13.91
PassMark Software © 2008-2024