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Videocard Benchmarks

Over 800,000 Video Cards Benchmarked

Radeon RX 6600 XT 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 RX 6600 XT×Radeon RX 7900 XTX+ ADD
Price$301 BUY NOW!$929.99 BUY NOW!
Bus InterfacePCIe 4.0 x8PCIe 4.0 x16
GPU ClassDesktopDesktop
Core Clock1968 MHz1855 MHz
Memory Clock2000 MHz2500 MHz
Maximum Memory Supported8192 MB24576 MB
DirectXNA2NA2
OpenGL4.64.6
Max TDP160W355W
First Seen on ChartQ2 2021Q4 2022
# of Samples35823147
Average Results (% diff. to max in group)
DirectX 9189 FPS (-42.1%)326 FPS
DirectX 10112 FPS (-34.9%)172 FPS
DirectX 11163 FPS (-55.0%)361 FPS
DirectX 1261 FPS (-48.5%)118 FPS
GPU Compute8009 Ops/Sec (-57.6%)18885 Ops/Sec
G2D Rating917 (-25.7%)1233
G3D Rating16484
(-46.7%)		30956
G3D Mark Rating
As of 19th of April 2024 - Higher results represent better performance
Radeon RX 7900 XTX
 30,956
Radeon RX 6600 XT
 16,484
PassMark Software © 2008-2024
Value (G3D Mark / $Price)
As of 19th of April 2024 - Higher results represent better value
Radeon RX 6600 XT
 54.77
Radeon RX 7900 XTX
 33.29
PassMark Software © 2008-2024