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Videocard Benchmarks

Over 800,000 Video Cards Benchmarked

GeForce GT 645M vs GeForce RTX 3080 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 645M×GeForce RTX 3080 Laptop GPU+ ADD
PriceSearch OnlineSearch Online
Bus InterfacePCIe 3.0 x16PCIe 4.0 x16
GPU ClassMobileMobile
Core Clock710 MHz1100 MHz
Memory ClockNA212000 MHz
Maximum Memory Supported2048 MB8192 MB
DirectX11.012.0
OpenGL4.54.6
Max TDP32W115W
First Seen on ChartQ1 2013Q1 2021
# of Samples2311344
Average Results (% diff. to max in group)
DirectX 914 FPS (-91.6%)168 FPS
DirectX 106 FPS (-97.8%)255 FPS
DirectX 1118 FPS (-95.0%)354 FPS
DirectX 125 FPS (-93.1%)74 FPS
GPU Compute472 Ops/Sec (-93.9%)7719 Ops/Sec
G2D Rating162 (-75.5%)660
G3D Rating918(-94.5%)16690
G3D Mark Rating
As of 28th of January 2023 - Higher results represent better performance
GeForce RTX 3080 Laptop GPU
16,690
GeForce GT 645M
918