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Videocard Benchmarks

Over 800,000 Video Cards Benchmarked

Radeon RX 6600 XT vs GeForce RTX 4090

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×GeForce RTX 4090+ ADD
Price$439.991$2153.941
Bus InterfacePCIe 4.0 x8PCIe 4.0 x16
GPU ClassDesktopDesktop
Core Clock1968 MHz2230 MHz
Memory Clock2000 MHzNA2
Maximum Memory Supported8192 MB24576 MB
DirectXNA212.0
OpenGL4.64.6
Max TDP160W450W
First Seen on ChartQ2 2021Q4 2022
# of Samples493915888
Average Results (% diff. to max in group)
DirectX 9193 FPS (-51.4%)398 FPS
DirectX 10110 FPS (-51.3%)225 FPS
DirectX 11163 FPS (-50.3%)328 FPS
DirectX 1261 FPS (-59.5%)150 FPS
GPU Compute7702 Ops/Sec (-71.6%)27073 Ops/Sec
G2D Rating911 (-29.7%)1297
G3D Rating16473(-57.0%)38285
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.
2 - Information not available. Do you know? Notify Us.
G3D Mark Rating
As of 24th of April 2025 - Higher results represent better performance
GeForce RTX 4090
 38,285
Radeon RX 6600 XT
 16,473
PassMark Software © 2008-2025
Value (G3D Mark / $Price)
As of 24th of April 2025 - Higher results represent better value
Radeon RX 6600 XT
 37.44
GeForce RTX 4090
 17.77
PassMark Software © 2008-2025