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Videocard Benchmarks

Over 800,000 Video Cards Benchmarked

GeForce 6600 GT vs Radeon RX 7900 XTX

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 6600 GT×Radeon RX 7900 XTX+ ADD
Price$651$1,745 BUY NOW!
Bus InterfaceAGP 8x,PCI-E x16PCIe 4.0 x16
GPU ClassDesktopDesktop
Core Clock500 MHz1855 MHz
Memory Clock1000 MHz2500 MHz
Maximum Memory Supported256 MB24576 MB
DirectX9.0c12_2
OpenGL2.14.6
Max TDPNA2355W
First Seen on ChartQ2 2010Q4 2022
# of Samples25110456
Average Results (% diff. to max in group)
DirectX 94 FPS (-98.9%)332 FPS
DirectX 10NA166 FPS
DirectX 11NA356 FPS
DirectX 12NA133 FPS
GPU ComputeNA17767 Ops/Sec
G2D Rating53 (-95.9%)1285
G3D Rating143 (-99.5%)31404
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 12th of April 2026 - Higher results represent better performance
Radeon RX 7900 XTX
 31,404
GeForce 6600 GT
 143
PassMark Software © 2008-2026
Value (G3D Mark / $Price)
As of 12th of April 2026 - Higher results represent better value
Radeon RX 7900 XTX
 18.00
GeForce 6600 GT
 2.20
PassMark Software © 2008-2026