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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 PerformanceTest benchmark results and are updated daily.

	×GeForce GT 640	×GeForce RTX 3080	+ ADD
Price	$109.99¹	$739.99 BUY NOW!
Bus Interface	PCIe 3.0 x16	PCIe 4.0 x16
GPU Class	Desktop	Desktop
Core Clock	900 MHz	1440 MHz
Memory Clock	891 MHz	19000 MHz
Maximum Memory Supported	4096 MB	10240 MB
DirectX	11.0	12.0
OpenGL	4.5	4.6
Max TDP	65W	320W
First Seen on Chart	Q4 2011	Q2 2020
# of Samples	4405	7989
G2D Rating(% diff. to max in group)	290(-71.6%)	1020(0.0%)
G3D Rating(% diff. to max in group)	1189(-95.3%)	25207(0.0%)

G3D Mark Rating
As of 19th of August 2022 - Higher results represent better performance
GeForce RTX 3080		25,207
GeForce GT 640		1,189
PassMark Software © 2008-2022

Value (G3D Mark / $Price)
As of 19th of August 2022 - Higher results represent better value
GeForce RTX 3080		34.06
GeForce GT 640		10.81
PassMark Software © 2008-2022