AMD ASUS X570 ATX gaming motherboard with PCIe 4.0, 12+4 power stages, and WiFi 6E (802.11ax), Realtek 2.5 Gb Ethernet, Two-Way AI Noise Cancelation (ROG-STRIX-X570-E-GAM-WIFI-II) | Rosman Computers
AMD 5900X Ryzen 9 Core 12 3.7GHz Threads 24 AM4 105W Cache 64MB L3 PCIe 4.0 DDR4 100-100000061WOF for $924.00 - PC LAN
PCIe 4.0: Everything you need to know, from specs to compatibility to caveats | PCWorld