Videocard Benchmarks

Over 800,000 Video Cards Benchmarked

GeForce GT 640 vs Radeon RX 6900 XT

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 640×Radeon RX 6900 XT+ ADD
Price$109.991$701.99 BUY NOW!
Bus InterfacePCIe 3.0 x16PCIe 4.0 x16
GPU ClassDesktopDesktop
Core Clock900 MHz1825 MHz
Memory Clock891 MHz16000 MHz
Maximum Memory Supported4096 MB16384 MB
Max TDP65W300W
First Seen on ChartQ4 2011Q4 2020
# of Samples45844409
Average Results (% diff. to max in group)
DirectX 924 FPS (-90.6%)255 FPS
DirectX 104 FPS (-97.9%)176 FPS
DirectX 1110 FPS (-96.5%)279 FPS
DirectX 125 FPS (-95.6%)114 FPS
GPU Compute621 Ops/Sec (-96.1%)15767 Ops/Sec
G2D Rating291 (-72.4%)1054
G3D Rating1179
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.
G3D Mark Rating
As of 28th of November 2023 - Higher results represent better performance
Radeon RX 6900 XT
GeForce GT 640
Value (G3D Mark / $Price)
As of 28th of November 2023 - Higher results represent better value
Radeon RX 6900 XT
GeForce GT 640