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Videocard Benchmarks

Over 800,000 Video Cards Benchmarked

Radeon HD 3870 X2 vs Radeon HD 8990

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 3870 X2×Radeon HD 8990+ ADD
PriceSearch OnlineSearch Online
Bus InterfacePCIe 2.0 x16PCIe 3.0 x16
GPU ClassDesktopDesktop
Core Clock825,825 MHz950 MHz
Memory Clock900,1125 MHz1500 MHz
Maximum Memory Supported512 MB3072 MB
DirectX10.111.1
OpenGL3.34.4
Max TDP165W375W
First Seen on ChartQ4 2011Q4 2013
# of Samples12226
Average Results (% diff. to max in group)
DirectX 920 FPS (-73.7%)76 FPS
DirectX 102 FPS (-93.5%)33 FPS
DirectX 11NA46 FPS
DirectX 12NA18 FPS
GPU ComputeNA2632 Ops/Sec
G2D Rating224 (-66.0%)658
G3D Rating709
(-86.4%)
5214
G3D Mark Rating
As of 29th of March 2024 - Higher results represent better performance
Radeon HD 8990
5,214
Radeon HD 3870 X2
709