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Videocard Benchmarks

Over 800,000 Video Cards Benchmarked

Radeon RX 6600 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×GeForce RTX 4090+ ADD
Price$398 BUY NOW!$3,280 BUY NOW!
Bus InterfacePCIe 4.0 x8PCIe 4.0 x16
GPU ClassDesktopDesktop
Core Clock1626 MHz2230 MHz
Memory Clock1750 MHzNA2
Maximum Memory Supported8192 MB24576 MB
DirectX1212
OpenGL4.64.6
Max TDP132W450W
First Seen on ChartQ4 2021Q4 2022
# of Samples1419620815
Average Results (% diff. to max in group)
DirectX 9200 FPS (-49.7%)399 FPS
DirectX 1094 FPS (-57.8%)222 FPS
DirectX 11153 FPS (-52.8%)324 FPS
DirectX 1251 FPS (-66.1%)151 FPS
GPU Compute6478 Ops/Sec (-75.2%)26173 Ops/Sec
G2D Rating896 (-31.2%)1303
G3D Rating15069 (-60.4%)38071
2 - Information not available. Do you know? Notify Us.
G3D Mark Rating
As of 10th of April 2026 - Higher results represent better performance
GeForce RTX 4090
 38,071
Radeon RX 6600
 15,069
PassMark Software © 2008-2026
Value (G3D Mark / $Price)
As of 10th of April 2026 - Higher results represent better value
Radeon RX 6600
 37.86
GeForce RTX 4090
 11.61
PassMark Software © 2008-2026