Used - Like New: ASRock Z370 Extreme4 LGA 1151 (300 Series) ATX Intel Motherboard - Newegg.com
ASRock Z370 Extreme4 Review - Introduction
For Asrock Z370 Extreme4 Original Used Desktop 1151 Motherboard Z370 Socket Lga1151 Ddr4 Sata3 Usb3.0 M.2 - Motherboards - AliExpress
ASRock Z370 Extreme4 -- Incredible Value King! - YouTube
I'm getting a 3080 later this year and i wonder which slot it should go into? I heard it uses a "PCI Express 4.0, 16x" which has made me doubt which one