Amazon has the Zotac GeForce GTX 1080 Mini 8GB GDDR5X Graphics Card (ZT-P10800H-10P) for $500 with free shipping. Features 8GB 256-bit GDDR5X and card length 211mm x 125mm, Virtual Reality Ready, 4K Gaming and supports up to 4 displays, 1x Dual-link DVI, 3x DisplayPort (1.4), 1x HDMI (2.0b). Has good Amazon Reviews.
Also get it for the same price both at B&H Photo Video and Newegg.
eBay has the MSI GeForce GTX 1070 Ti Armor 8GB GDDR5 Graphics Card (GTX 1070 TI ARMOR 8G) for $428 with free shipping. Advanced airflow control technology improves cooling efficiency by using advanced aerodynamics to focus airflow.
Amazon has the AMD Ryzen 7 1800X 8-Core 3.6GHz Desktop AM4 Processor (YD180XBCAEWOF) for $240 with free shipping. Requires a thermal solution sold separately, max turbo frequency 4.00 GHz ; 3.6 GHz Clock Speed, 8 Cores/16 Threads unlocked. Has excellent Amazon Reviews.
Also get it for the same price both at eBay and Newegg.
Ends 6/30. Lenovo is offering Up To 65% Off A Selection Of Laptops, Desktops, Laptop Sleeves, Flash Drives, And More as part of their Clearance Sale. Also get an extra 5% off with coupon SAV5XTRA. Shipping is free on all orders. Select items may require other coupon codes (listed on the product page) and won't stack with the code above.