Description
Compact mATX Gaming Intel B860 Motherboard — Thunderbolt 4, Wi-Fi 7, 5G LAN, and PCIe 5.0 for Intel Core Ultra Series 2.
The MSI B860M GAMING PLUS WIFI is a feature-loaded Micro-ATX motherboard for Intel Core Ultra Series 2 processors on the LGA 1851 socket. It packs Thunderbolt 4, Intel Killer Wi-Fi 7 (up to 5.8Gbps), 5G Killer LAN, PCIe 5.0 x16 and M.2 Gen5, Supplemental PCIe Power, and a 10+1+1+1 Duet Rail power system — delivering full-size ATX feature sets in a compact mATX footprint.
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>CPU Support: Intel Core Ultra Series 2, LGA 1851 socket
>Power Delivery: 10+1+1+1 Duet Rail Power System with P-PAK, 8+4-pin CPU connectors, supplemental PCIe power, 6-layer server-grade PCB
>Storage: 3x M.2 — M.2_1: PCIe 5.0 x4 (CPU); M.2_2: PCIe 4.0 x4 (Chipset); M.2_3: PCIe 4.0 x4 / SATA (Chipset); 4x SATA 6G
>Connectivity: Intel Killer BE1750x Wi-Fi 7 (2.4/5/6GHz, 320MHz, up to 5.8Gbps), Intel Killer E5000 5G LAN, 1x Thunderbolt 4 rear, Bluetooth 5.4
>USB: Rear — 1x USB 20Gbps Type-C (TB4), 2x USB 10Gbps Type-A, 4x USB 5Gbps Type-A, 2x USB 2.0; Front — 2x USB 5Gbps, 1x USB 10Gbps Type-C, 4x USB 2.0
>EZ Features: EZ M.2 Clip, EZ PCIe Release, EZ Debug LED, EZ Memory Detection LED, single-sided DIMM latches
>Audio: Realtek ALC897, 7.1-Channel HD Audio, S/PDIF output
| Specification | Details |
|---|---|
| Chipset | Intel B860 |
| Socket | LGA 1851 |
| Form Factor | mATX (243.84 x 243.84 mm) |
| Memory | 4x DDR5 UDIMM, up to 256GB, DDR5 8800+ MT/s (OC) / 6400–4800 MT/s (JEDEC) |
| Memory Standard | XMP 3.0, CUDIMM supported, Dual Channel, single-sided DIMM latches |
| PCIe Slots | PCI_E1: PCIe 5.0 x16 (CPU); PCI_E2: PCIe 4.0 x1 (Chipset); PCI_E3: PCIe 4.0 x4 (Chipset) |
| M.2 Slots | 3x M.2 — M.2_1: PCIe 5.0 x4 (CPU, 2280/2260); M.2_2: PCIe 4.0 x4 (Chipset, up to 22110); M.2_3: PCIe 4.0 x4 / SATA (Chipset, 2280/2260/2242) |
| SATA | 4x SATA 6G | RAID 0, 1, 5, 10 |
| LAN | Intel Killer E5000 5G LAN |
| Wireless | Intel Killer BE1750x Wi-Fi 7 (2.4/5/6GHz, 320MHz, up to 5.8Gbps), Bluetooth 5.4 |
| Thunderbolt | 1x Thunderbolt 4 rear (40Gbps, DP 2.1, up to 8K display) |
| Rear USB | 1x USB 20Gbps Type-C (TB4), 2x USB 10Gbps Type-A, 4x USB 5Gbps Type-A, 2x USB 2.0 |
| Front USB Headers | 2x USB 5Gbps Type-A, 1x USB 10Gbps Type-C, 4x USB 2.0 |
| Video Output | 1x HDMI 2.1 (4K@60Hz), 1x DisplayPort 1.4 (4K@60Hz), 1x Thunderbolt 4 Type-C |
| Audio | Realtek ALC897, 7.1-CH HD Audio, S/PDIF out |
| Fan Headers | 1x CPU Fan, 1x Pump/SYS Fan, 4x System Fan |
| RGB | 3x ARGB V2 headers, 1x RGB header, 4x EZ Debug LED, 1x EZ Memory Detection LED |
| OS Support | Windows 11 64-bit |

