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Videocard Benchmarks

Over 800,000 Video Cards Benchmarked

Radeon RX 6900 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 6900 XT×GeForce RTX 4090+ ADD
Price$1,5101$2,3521
Bus InterfacePCIe 4.0 x16PCIe 4.0 x16
GPU ClassDesktopDesktop
Core Clock1825 MHz2230 MHz
Memory Clock2000 MHzNA2
Maximum Memory Supported16384 MB24576 MB
DirectX1212
OpenGL4.64.6
Max TDP300W450W
First Seen on ChartQ4 2020Q4 2022
# of Samples729019442
Average Results (% diff. to max in group)
DirectX 9271 FPS (-32.0%)398 FPS
DirectX 10165 FPS (-25.7%)223 FPS
DirectX 11279 FPS (-14.1%)325 FPS
DirectX 12112 FPS (-25.5%)150 FPS
GPU Compute14446 Ops/Sec (-45.2%)26344 Ops/Sec
G2D Rating1060 (-18.6%)1302
G3D Rating26726 (-29.9%)38110
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 17th of December 2025 - Higher results represent better performance
GeForce RTX 4090
 38,110
Radeon RX 6900 XT
 26,726
PassMark Software © 2008-2025
Value (G3D Mark / $Price)
As of 17th of December 2025 - Higher results represent better value
Radeon RX 6900 XT
 17.70
GeForce RTX 4090
 16.20
PassMark Software © 2008-2025