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Videocard Benchmarks

Over 800,000 Video Cards Benchmarked

GeForce GTX 660 vs Radeon RX 6900 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.

×GeForce GTX 660×Radeon RX 6900 XT+ ADD
Price$167.951$701.99 BUY NOW!
Bus InterfacePCIe 3.0 x16PCIe 4.0 x16
GPU ClassDesktopDesktop
Core Clock980 MHz1825 MHz
Memory Clock1502 MHz16000 MHz
Maximum Memory Supported3072 MB16384 MB
DirectX11.012.0
OpenGL4.54.6
Max TDP140W300W
First Seen on ChartQ2 2012Q4 2020
# of Samples156574415
Average Results (% diff. to max in group)
DirectX 968 FPS (-73.4%)255 FPS
DirectX 1016 FPS (-90.7%)176 FPS
DirectX 1134 FPS (-87.8%)279 FPS
DirectX 1215 FPS (-87.0%)115 FPS
GPU Compute1788 Ops/Sec (-88.7%)15764 Ops/Sec
G2D Rating476 (-54.9%)1054
G3D Rating3997
(-85.2%)		26964
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.
G3D Mark Rating
As of 1st of December 2023 - Higher results represent better performance
Radeon RX 6900 XT
 26,964
GeForce GTX 660
 3,997
PassMark Software © 2008-2023
Value (G3D Mark / $Price)
As of 1st of December 2023 - Higher results represent better value
Radeon RX 6900 XT
 38.41
GeForce GTX 660
 23.80
PassMark Software © 2008-2023