Asus TURBO-GTX1080-8G. PCIE 3.0 Cuda Core 8 GB GDDRX5 256-Bit Graphics Card – Black for $487

https://www.amazon.co.uk/gp/product/B01GVHNWXM
Sold and ship by Amazon.co.uk,
says it does not ship the to US but you can order it and it will ship. its an error, confirmed with their CS.
add to cart for449.98 GBP,
final price including shipping to the US = 488$ or 389gbp
Edit: OOS but you can still place an order, choose Amazon as the seller