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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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Amazon.com: Epic IT Service - Geforce GT 640 for Mac Version, with 1GB GDDR5, PCI Express Gen 3.0, DVI-I DL, HDMI 2.0, DisplayPort 1.2, DirectX 12 (Boot Camp) Light Performance Board - OEM : Electronics
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