Model:	PRIME B860M-K
Product Number:	90MB1JT0-M0EAY0
CPU	Supports Intel® Core™ Ultra Processors (Series 2), LGA1851* Supports Intel® Turbo Boost Technology 2.0 and Intel® Turbo Boost Max Technology 3.0 // ** Intel® Turbo Boost Max Technology 3.0 support depends on the CPU types.
Chipset	Intel® B860 Chipset
BIOS	256(128+128) Mb Flash ROM, UEFI AMI BIOS
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)
Manageability	WOL by PME, PXE
Memory	2 x DIMM slots, max. 128GB, DDR5 // Supports up to 8800+MT/s (OC), Non-ECC, Un-buffered ,Clocked Unbuffered DIMM (CUDIMM)* Dual channel memory architecture // DIMM Fit // Supports Intel® Extreme Memory Profile (XMP) memory module // ASUS Enhanced Memory Profile III(AEMPIII) * Supported memory types, data rate (speed), and number of DRAM modules vary depending on the CPU and memory configuration. Adjustments will be made based on the specifications of mass-produced memory products available on the market. // Non-ECC, un-buffered DDR5 memory supports On-Die ECC function
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
Graphics	1 x DisplayPort // 1 x HDMI™ port // Supports max. 4K@60Hz as specified in DisplayPort 1.4. // Supports 4K@60Hz as specified in HDMI 2.1. // VGA resolution support depends on processors' or graphic cards' resolution.
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 * Intel® Rapid Storage Technology supports SATA RAID 0/1/5/10.
USB	Rear USB (Total 6 ports): 1 x USB 10Gbps port (1 x Type-A) - 2 x USB 5Gbps ports (2 x Type-A) - 3 x USB 2.0 ports (3 x Type-A) // Front USB (Total 7 ports): 1 x USB 5Gbps connector (supports USB Type-C®) - 1 x USB 5Gbps header supports 2 additional USB 5Gbps ports - 2 x USB 2.0 headers support 4 additional USB 2.0 ports // USB Type-C® power delivery output: max. 5V/3A. // USB_E1 port, USB_E2 port, USB_E3 port and USB_E4 port share the bandwidth.
Back Panel I/O Ports	1 x USB 10Gbps port (1 x Type-A) // 2 x USB 5Gbps ports (2 x Type-A) // 3 x USB 2.0 ports (3 x Type-A) // 1 x DisplayPort // 1 x HDMITM port // 1 x Realtek 2.5Gb Ethernet port // 3 x Audio jacks // 1 x PS/2 Keyboard/Mouse combo port
Audio	Realtek 7.1 Surround Sound High Definition Audio CODEC* - Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking - Supports up to 24-Bit/192 kHz playback // Audio Features - Audio Shielding - Premium audio capacitors - Dedicated audio PCB layers // A chassis with an HD audio module in the front panel is required to support 7.1 Surround Sound audio output.
Accessories	Cables: 2 x SATA 6Gb/s cables // Miscellaneous: 1 x I/O Shield - 1 x M.2 anchor package // Documentation: 1 x Quick start guide
Internal I/O Connectors	Fan and Cooling Related: 1 x 4-pin CPU Fan header - 2 x 4-pin Chassis Fan headers // Power Related: 1 x 24-pin Main Power connector - 1 x 8-pin +12V CPU Power connector // Storage Related: 2 x M.2 slots (Key M) - 4 x SATA 6Gb/s ports // USB: 1 x USB 5Gbps connector (supports USB Type-C® ) - 1 x USB 5Gbps header supports 2 additional USB 5Gbps ports - 2 x USB 2.0 headers support 4 additional USB 2.0 ports // Miscellaneous: 2 x Addressable Gen2 headers - 1 x Aura RGB header - 1 x Clear CMOS header - 1 x COM Port header - 1 x Front Panel Audio header (F_AUDIO) - 1 x S/PDIF Out header - 1 x SPI TPM header (14-1 pin) - 1 x 10-1 pin Front Panel System header
Special Features	ASUS 5X PROTECTION III: DIGI+ VRM - LANGuard - Overvoltage Protection - SafeSlot Core - Stainless-Steel Back I/O // ASUS Q-Design: - Q-Dashboard - ASUS Q-DIMM - ASUS Q-Slot // ASUS Thermal Solution: VRM heatsink design // ASUS EZ DIY: ProCool // Aura Sync: Aura RGB header - Addressable Gen2 headers
Software Features	ASUS Exclusive Software: Armoury Crate: Aura Sync - Fan Xpert 2+ - Power Saving // ASUS AI Advisor // ASUS DriverHub // ASUS CPU-Z // Norton 360 Deluxe (60 Days Free Trial) // WinRAR (40 Days Free Trial ) // UEFI BIOS: ASUS EZ DIY: ASUS CrashFree BIOS 3 - ASUS EZ Flash - ASUS UEFI BIOS EZ Mode - ASUS MyHotkey
Ethernet	1 x Realtek 2.5Gb Ethernet // ASUS LANGuard

ASUS PRIME B860M-K LGA1851 Micro-ATX Motherboard

Product Description