ZOTAC GeForce GTX 1080 Ti AMP Edition $526.50 + Free Shipping

Seller smartcase only has 17 ratings over the last 12 months, some of which are negative, but with Amazon’s A-to-z Guarantee it’s worth the risk.
https://www.amazon.com/dp/B06XXVV…EBbFJ84MTC

• Pascal Architecture. NVIDIA GeForce GTX 1080 Ti GPU
• 11GB GDDR5X 352-bit
• Virtual Reality Ready
• 3x DisplayPort (version 1.4), 1x HDMI (2.0b), 1 x DL-DVI-D
• Boost Clock 1683 MHz
• 4K Gaming
• Extended warranty included with every graphics card purchase. User registration required on ZOTAC website.