ZOTAC GeForce GTX 770 AMP! Edition: ZOTAC - It's time to play!
Does your PC have what it takes to run the Witcher 3? Here's a handy overview, courtesy of gamestar.de (translation by me, source in the comments) : r/witcher
The Witcher 3: Wild Hunt system requirements | Can I Run The Witcher 3: Wild Hunt
The Witcher 3 Graphics Performance Review (Page 9)
The Witcher 3 Next Gen Update on GTX 770 + Ryzen 7 1700 - YouTube
The Witcher 3 PC system requirements have been revealed | KitGuru
GeForce GTX 770 vs Radeon R9 390X Graphics cards Comparison