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Video Card Performance Comparison

Performance of selected Video Cards can be found below. The values for the Video Cards are determined from thousands of PerformanceTest benchmark results and is 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 645Radeon HD 8990
PriceSearch OnlineSearch Online
Bus InterfacePCIe 3.0 x16PCIe 3.0 x16
GPU ClassDesktopDesktop
Core Clock823.5 MHz950 MHz
Memory Clock1000 MHz1500 MHz
Maximum Memory Supported1024 MB3072 MB
DirectX11.011.1
OpenGL4.54.4
Max TDP64W375W
First Seen on ChartQ2 2013Q4 2013
# of Samples33420
G2D Rating805678
G3D Mark19274893


G3D Mark Rating
As of 26th of September 2018 - Higher results represent better performance
Radeon HD 8990
4,893
GeForce GTX 645
1,927
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