Amazon.com: ASUS GeForce GTX 1080 TI 11GB GDDR5X Founders Edition VR Ready 5K HD Gaming HDMI DisplayPort PCIe Graphics Card Graphic Cards GTX1080TI-FE : Electronics
EVGA GeForce GTX 1080 Ti FE 11GB GDDR5X PCI Express 3.0 SLI Support FOUNDERS EDITION Video Card 11G-P4-6390-KR GPUs / Video Graphics Cards - Newegg.com
EVGA GeForce GTX 1080 Ti FTW3 Gaming 11GB GDDR5X Graphics Card - (11G-P4-6696-KR) for sale online | eBay