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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.

×Radeon HD 7990×Radeon RX 6800 XT+ ADD
Price$399.991$1419.991
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 Samples301722
G2D Rating7661092
G3D Mark556623226
G3D Mark Rating
As of 25th of September 2021 - Higher results represent better performance
Radeon RX 6800 XT
23,226
Radeon HD 7990
5,566
Value (G3D Mark / $Price)
As of 25th of September 2021 - Higher results represent better value
Radeon RX 6800 XT
16.36
Radeon HD 7990
13.91