![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 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](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/814ylklq42L._AC_UF894,1000_QL80_.jpg)
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
![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 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](https://cdn11.bigcommerce.com/s-6bkt1ygjlf/images/stencil/1280x1280/products/238588/264348/yhst-172536426-9_2511_1896816614__62904.1527582984.jpg?c=2?imbypass=on)
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
![3PIN PLD10010S12H T129215SM Cooler Fan Use For Gigabyte HD 7770 Radon GT 640 GTX 550 650 660 650Ti 750 ATI Radeon R9 200 Cards - AliExpress 3PIN PLD10010S12H T129215SM Cooler Fan Use For Gigabyte HD 7770 Radon GT 640 GTX 550 650 660 650Ti 750 ATI Radeon R9 200 Cards - AliExpress](https://ae01.alicdn.com/kf/Sdbd0e4f71b8b4d12b4db91b38f71ff4c8/3PIN-PLD10010S12H-T129215SM-Cooler-Fan-Use-For-Gigabyte-HD-7770-Radon-GT-640-GTX-550-650.jpg)