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Videocard Benchmarks

Over 800,000 Video Cards Benchmarked

Radeon HD 6990 vs GeForce GTX 660 Ti

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 HD 6990×GeForce GTX 660 Ti+ ADD
Price$498.491$1441
Bus InterfacePCIe 2.1 x16PCIe 3.0 x16
GPU ClassDesktopDesktop
Core Clock830 MHz915 MHz
Memory Clock1250 MHz1502 MHz
Maximum Memory Supported2048 MB3072 MB
DirectX11.011.0
OpenGL4.44.5
Max TDP375W150W
First Seen on ChartQ1 2011Q2 2012
# of Samples158033
Average Results (% diff. to max in group)
DirectX 9120 FPS72 FPS (-39.9%)
DirectX 1019 FPS17 FPS (-9.7%)
DirectX 1121 FPS (-44.8%)38 FPS
DirectX 12NA16 FPS
GPU Compute1157 Ops/Sec (-48.7%)2254 Ops/Sec
G2D Rating630461 (-26.8%)
G3D Rating3013
(-31.6%)		4407
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.
G3D Mark Rating
As of 19th of April 2024 - Higher results represent better performance
GeForce GTX 660 Ti
 4,407
Radeon HD 6990
 3,013
PassMark Software © 2008-2024
Value (G3D Mark / $Price)
As of 19th of April 2024 - Higher results represent better value
GeForce GTX 660 Ti
 30.61
Radeon HD 6990
 6.04
PassMark Software © 2008-2024