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Videocard Benchmarks

Over 800,000 Video Cards Benchmarked

Radeon RX 6600 XT vs Radeon RX 7900 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 RX 6600 XT×Radeon RX 7900 XT+ ADD
Price$439.991$858.99 BUY NOW!
Bus InterfacePCIe 4.0 x8PCIe 4.0 x16
GPU ClassDesktopDesktop
Core Clock1968 MHz2000 MHz
Memory Clock2000 MHz2500 MHz
Maximum Memory Supported8192 MB20480 MB
DirectX12_212_2
OpenGL4.64.6
Max TDP160W315W
First Seen on ChartQ2 2021Q4 2022
# of Samples50344436
Average Results (% diff. to max in group)
DirectX 9194 FPS (-39.7%)321 FPS
DirectX 10110 FPS (-30.7%)158 FPS
DirectX 11163 FPS (-51.9%)340 FPS
DirectX 1261 FPS (-44.2%)109 FPS
GPU Compute7687 Ops/Sec (-56.0%)17468 Ops/Sec
G2D Rating911 (-25.4%)1221
G3D Rating16473(-43.0%)28922
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.
G3D Mark Rating
As of 14th of May 2025 - Higher results represent better performance
Radeon RX 7900 XT
 28,922
Radeon RX 6600 XT
 16,473
PassMark Software © 2008-2025
Value (G3D Mark / $Price)
As of 14th of May 2025 - Higher results represent better value
Radeon RX 6600 XT
 37.44
Radeon RX 7900 XT
 33.67
PassMark Software © 2008-2025