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Videocard Benchmarks

Over 800,000 Video Cards Benchmarked

GeForce GT 640 vs GeForce RTX 4090

The values for the video cards below are determined from thousands of PerformanceTestbenchmark 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 GT 640×GeForce RTX 4090+ ADD
Price$109.991$1649.99 BUY NOW!
Bus InterfacePCIe 3.0 x16PCIe 4.0 x16
GPU ClassDesktopDesktop
Core Clock900 MHz2230 MHz
Memory Clock891 MHzNA2
Maximum Memory Supported4096 MB24576 MB
DirectX11.012.0
OpenGL4.54.6
Max TDP65W450W
First Seen on ChartQ4 2011Q4 2022
# of Samples44621180
Average Results (% diff. to max in group)
DirectX 924 FPS (-93.6%)380 FPS
DirectX 107 FPS (-98.6%)510 FPS
DirectX 1125 FPS (-97.2%)873 FPS
DirectX 125 FPS (-96.5%)142 FPS
GPU Compute615 Ops/Sec (-98.1%)31996 Ops/Sec
G2D Rating286 (-78.5%)1328
G3D Rating1183(-97.0%)39258
G3D Mark Rating
As of 28th of January 2023 - Higher results represent better performance
GeForce RTX 4090
39,258
GeForce GT 640
1,183
Value (G3D Mark / $Price)
As of 28th of January 2023 - Higher results represent better value
GeForce RTX 4090
23.79
GeForce GT 640
10.76