Little upgrade GTX 645 to GTX 1080 : r/pcmasterrace
nice Nvidia GeForce GTX 645 Video Card 1GB GDDR5 DVI HDMI D-Port X1F5R Check more at http://myalphastore.com/product/nvidia-geforce-gtx-645 -video-card-1gb-gddr5…
Refurbished and Used Hardware | ZOTAC GeForce GTX 645 2GB GDDR5 PCI Express (PCIe) Dual DVI Video Card w/HDMI, DisplayPort & HDCP Support