GeForce GTX 570M versus GeForce GT 640M | processor comparison | PC Builds
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GeForce GT 640M Can Run PC Game System Requirements
I recently got a laptop from my relatives. it have i7 , 6gb ram and intel hd 4000 . In the laptop sticker it have Nvidia graphics logo but it doesn't show
NVIDIA GeForce GT 640M LE Specs | TechPowerUp GPU Database