Product Overview

Asus PRIME B860M-A

Asus PRIME B860M-A LGA1851 Micro-ATX DDR5 256 GB Motherboard

Asus Motherboard $277.99

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SocketLGA1851
ChipsetB860
Form FactorMicro-ATX
MemoryDDR5
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Overview

The Asus PRIME B860M-A is a Micro-ATX motherboard for LGA1851. It supports DDR5 memory up to 8600 MT/s (OC).

  • Intel Core Ultra-Ready Power: LGA 1700 socket for 12th-14th Gen & Intel Core Ultra processors. 7(80A)+1(80A)+1(80A)+1(80A) DrMOS VRM with ProCool 8-pin connector. DDR5 Memory Optimization:AEMP 3.0 technology unlocks DDR5-7600+ speeds. DIMM FIT ensures stability during overclocking. PCIe 5.0 Storage & Graphics:Dual M.2 slots (PCIe 5.0 x4 128Gbps + PCIe 4.0 x4) + PCIe 5.0 x16 SafeSlot. 20Gbps USB-C & Networking:Rear USB 20Gbps Type-C port + Realtek 2.5Gb Ethernet with Digi+ VRM power control.

Specifications

Manufacturer Asus
Model Number PRIME B860M-A
Launch Date January 2025
CPU Socket LGA1851
Chipset Model Intel B860
Board Size / Form Factor Micro-ATX
Supported Memory Type DDR5
DIMM Slots 4
Maximum RAM Capacity 256 GB
Valid DDR4 Speeds DDR5-4800 / DDR5-8600 (OC)
ECC Memory Support No
Expansion Slots (PCIe) 2 × PCIe x16, 1 × PCIe x1
PCIe x16 (Qty) 2
PCIe x4 (Qty) 0
PCIe x1 (Qty) 1
M.2 Slot Count 2 × M.2
M.2 Device Compatibility 2242 / 2260 / 2280 - M Key, 2242 / 2260 / 2280 - M Key
SATA III Ports 4 × SATA 6Gbps
SATA Express Ports 0
Wired Networking (LAN) N/A
Onboard Wi-Fi No
Wi-Fi Standard N/A
Rear-Panel USB USB 3.2 Gen2, USB 3.2 Gen1, USB 2.0
Internal USB 3.2 Gen 2x2 Headers 0
Internal USB 3.2 Gen 2 Headers 1
Internal USB 3.2 Gen 1 Headers 1
Internal USB 2.0 Headers 1
NVIDIA SLI No
AMD CrossFire No
RAID Capability Yes
Back-Connect Layout No
Manufacturer Part Number (MPN) PRIME B860M-A
SKU Code PRIME B860M-A
GTIN / EAN 1.92876911785e+11
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