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Videocard Benchmarks

Over 800,000 Video Cards Benchmarked

GeForce GT 640M vs GeForce RTX 4090 Laptop GPU

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.

×GeForce GT 640M×GeForce RTX 4090 Laptop GPU+ ADD
PriceSearch OnlineSearch Online
Bus InterfacePCIe 3.0 x16PCIe 4.0 x16
GPU ClassMobileMobile
Core Clock625 MHz1455 MHz
Memory ClockNA22250 MHz
Maximum Memory Supported2048 MB16384 MB
DirectX1112_2
OpenGL4.54.6
Max TDP32W150W
First Seen on ChartQ4 2012Q1 2023
# of Samples10552787
Average Results (% diff. to max in group)
DirectX 918 FPS (-94.1%)310 FPS
DirectX 103 FPS (-98.1%)171 FPS
DirectX 117 FPS (-97.1%)259 FPS
DirectX 123 FPS (-97.1%)107 FPS
GPU Compute425 Ops/Sec (-96.5%)12236 Ops/Sec
G2D Rating204 (-79.4%)990
G3D Rating887 (-96.7%)27108
2 - Information not available. Do you know? Notify Us.
G3D Mark Rating
As of 8th of February 2026 - Higher results represent better performance
GeForce RTX 4090 Laptop GPU
 27,108
GeForce GT 640M
 887
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