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Videocard Benchmarks

Over 800,000 Video Cards Benchmarked

GeForce GT 640 vs GeForce RTX 3080

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 3080+ ADD
Price$109.991$806.95 BUY NOW!
Bus InterfacePCIe 3.0 x16PCIe 4.0 x16
GPU ClassDesktopDesktop
Core Clock900 MHz1440 MHz
Memory Clock891 MHz19000 MHz
Maximum Memory Supported4096 MB10240 MB
DirectX11.012.0
OpenGL4.54.6
Max TDP65W320W
First Seen on ChartQ4 2011Q2 2020
# of Samples450812243
Average Results (% diff. to max in group)
DirectX 924 FPS (-90.5%)254 FPS
DirectX 104 FPS (-98.0%)183 FPS
DirectX 1110 FPS (-95.3%)207 FPS
DirectX 125 FPS (-95.0%)100 FPS
GPU Compute618 Ops/Sec (-96.0%)15515 Ops/Sec
G2D Rating288 (-72.5%)1046
G3D Rating1185(-95.3%)25438
G3D Mark Rating
As of 3rd of June 2023 - Higher results represent better performance
GeForce RTX 3080
 25,438
GeForce GT 640
 1,185
PassMark Software © 2008-2023
Value (G3D Mark / $Price)
As of 3rd of June 2023 - Higher results represent better value
GeForce RTX 3080
 31.52
GeForce GT 640
 10.77
PassMark Software © 2008-2023