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EVGA NVIDIA GeForce GT640 (02G-P4-2645-KR) 2 GB DDR3 SDRAM PCI Express 3.0 x16 Graphics adapter for sale online | eBay
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Asus GT640-DCSL-2GD3 GeForce GT 640 Graphic Card - 1 GPUs - 901 MHz Core - 2 GB GDDR3 SDRAM - PCI-Express 3.0 x16 - Newegg.com
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ASUS NVIDIA GeForce GT 640 (GT640-2GD3) 2GB / 2GB (max) DDR3 SDRAM PCI Express 3.0 Video Card for sale online | eBay
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