ASUS Prime B860M-K

CPU
Supports Intel Core Ultra Processors (Series 2), LGA1851

Chipset
Intel B860 Chipset

Memory
2 x DIMM slots, max. 128GB, DDR5

Expansion Slots
Intel Core Ultra Processors (Series 2)
1 x PCIe 4.0 x16 slot
Intel B860 Chipset
2 x PCIe 4.0 x1 slots

Storage
Total supports 2 x M.2 slots and 4 x SATA 6Gb/s ports*
Intel Core Ultra Processors (Series 2) *
M.2_1 slot (Key M), type 2242/2260/2280 (supports PCIe 5.0 x4 mode)
Intel B860 Chipset
M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4 mode)
4 x SATA 6Gb/s ports

Operating System
Windows 11(22H2 & later), Windows 10 64-bit(21H2 & later)

Form Factor
micro-ATX Form Factor
9.6 inch x 8.75 inch (24.4cm x 22.2cm)