Motherboards are already supporting unreleased, unannounced 13th-gen Intel CPUs | Ars Technica
ASUS ROG Strix Z690-E Gaming WiFi 6E LGA 1700(Intel® 12th&13th Gen)ATX gaming motherboard(PCIe 5.0, DDR5,18+1 ower stages,2.5 Gb LAN,Bluetooth v5.2,Thunderbolt 4,support up to 5xM.2,1xPCIe 5.0 M.2) - Newegg.com
ASRock Intel 600 Raptor Lake bootable BIOS priority
ASUS Rolls Out BIOS Updates for Next-Generation LGA1151 Processors | TechPowerUp
ASUS UEFI BIOS updates for ASUS Intel Motherboards W9/W10 - Z690, Z590, B660, B560, H610, H510, H570, H410 74 boards updated. Contains new AURA RGB controller firmware for 600 series boards : r/intel
Amazon.com: ASUS Prime B660-PLUS D4 LGA 1700(Intel 12th Gen) ATX Motherboard(PCIe 4.0, DDR4,3xM.2 Slots, 2.5Gb LAN, Rear USB 3.2 Gen 2x2 Type-C, Front USB 3.2 Gen 1 Type-C, Thunderbolt 4 Header Support) :
Gigabyte releases AMD 500/400 motherboard series BIOS with Ryzen 7 5800X3D CPU support - VideoCardz.com