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Videocard Benchmarks

Over 800,000 Video Cards Benchmarked

GeForce GT 640M vs RTX A4000 Laptop GPU

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 640M×RTX A4000 Laptop GPU+ ADD
PriceSearch OnlineSearch Online
Bus InterfacePCIe 3.0 x16PCIe 4.0 x16
GPU ClassMobileMobile, Workstation
Core Clock625 MHz735 MHz
Memory ClockNA214000 MHz
Maximum Memory Supported2048 MB16384 MB
DirectX11.0NA2
OpenGL4.54.6
Max TDP32W140W
First Seen on ChartQ4 2012Q2 2021
# of Samples947110
Average Results (% diff. to max in group)
DirectX 919 FPS (-88.5%)163 FPS
DirectX 103 FPS (-97.2%)120 FPS
DirectX 118 FPS (-94.1%)132 FPS
DirectX 123 FPS (-96.1%)66 FPS
GPU Compute430 Ops/Sec (-93.9%)7050 Ops/Sec
G2D Rating185 (-67.1%)563
G3D Rating913(-94.2%)15790
G3D Mark Rating
As of 29th of May 2023 - Higher results represent better performance
RTX A4000 Laptop GPU
 15,790
GeForce GT 640M
 913
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