Amazon.com: Asus WS X299 SAGE/10G Workstation Motherboard - Intel Chipset - Socket R4 LGA-2066 - SSI CEB - 1 x Processor Support - 128 GB DDR4 SDRAM Maximum RAM - 4.20 GHz
Amazon.com: Asus Prime X299- A II ATX Motherboard (Intel X299) LGA 2066, 12 IR3555 Power Stages, DDR4 4266 MHz, Triple M.2, USB 3.2 Gen 2 Type-C, Intel LAN and Aura Sync RGB Lighting : Electronics
EVGA - Articles - EVGA X299 Series Motherboards
EVGA's X299 Boards Are Poised To Set More Records
Best Buy: EVGA X299 Micro (Socket LGA2066) USB 3.1 Intel Motherboard 131-SX-E295-KR