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Used For HP NVIDIA GeForce GT 640 GT640 4GB PCI-e 723678-001 717540-001 Video Card Graphic Card - AliExpress
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GV-N640OC-2GI Gigabyte GeForce GT 640 2GB DDR3 128-bit 2 x Dual-link DVI-D / D-Sub / HDMI PCI Express 3.0 Video Graphics Card
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