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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 PerformanceTestbenchmark 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$609.99 BUY NOW!
Bus InterfacePCIe 3.0 x16PCIe 4.0 x16
GPU ClassDesktopDesktop
Core Clock950 MHz1825 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 Samples3013276
Average Results (% diff. to max in group)
DirectX 9NA242 FPS
DirectX 10NA359 FPS
DirectX 11NA683 FPS
DirectX 12NA117 FPS
GPU ComputeNA15774 Ops/Sec
G2D Rating766 (-28.3%)1068
G3D Rating5566(-79.2%)26741
G3D Mark Rating
As of 28th of January 2023 - Higher results represent better performance
Radeon RX 6900 XT
26,741
Radeon HD 7990
5,566
Value (G3D Mark / $Price)
As of 28th of January 2023 - Higher results represent better value
Radeon RX 6900 XT
43.84
Radeon HD 7990
13.91