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Videocard Benchmarks

Over 800,000 Video Cards Benchmarked

Radeon HD 7990 vs Radeon RX 7900 XTX

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 7900 XTX+ ADD
Price$399.991$869.991
Bus InterfacePCIe 3.0 x16PCIe 4.0 x16
GPU ClassDesktopDesktop
Core Clock950 MHz1855 MHz
Memory Clock1500 MHz2500 MHz
Maximum Memory Supported3072 MB24576 MB
DirectX11.212_2
OpenGL4.44.6
Max TDP375W355W
First Seen on ChartQ2 2013Q4 2022
# of Samples3019010
Average Results (% diff. to max in group)
DirectX 9NA331 FPS
DirectX 10NA166 FPS
DirectX 11NA355 FPS
DirectX 12NA132 FPS
GPU ComputeNA17719 Ops/Sec
G2D Rating766 (-39.9%)1275
G3D Rating5566(-82.2%)31305
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.
G3D Mark Rating
As of 10th of November 2025 - Higher results represent better performance
Radeon RX 7900 XTX
 31,305
Radeon HD 7990
 5,566
PassMark Software © 2008-2025
Value (G3D Mark / $Price)
As of 10th of November 2025 - Higher results represent better value
Radeon RX 7900 XTX
 35.98
Radeon HD 7990
 13.92
PassMark Software © 2008-2025