Description
MSI B860M GAMING PLUS WIFI Motherboard
Core Specs
- Chipset: Intel® B860
- CPU Socket: LGA 1851
- CPU Support: Intel® Core™ Ultra (Series 2)
- Integrated Graphics Support:
- HDMI™ 2.1 – 4K @ 60Hz
- DisplayPort 1.4 – 4K @ 60Hz
- USB-C (Thunderbolt 4 w/ DP 2.1) – 4K @ 120Hz or 8K @ 60Hz
(Only works with CPUs that have iGPUs)
Memory
- Slots: 4x DDR5 UDIMM
- Max Capacity: 256GB
- Speeds Supported:
- JEDEC (Standard): 4800 – 6400 MT/s
- OC (XMP 3.0): Up to 8800+ MT/s
- Max OC Frequencies by Config:
- 1DPC 1R: 8800+ MT/s
- 1DPC 2R: 7200+ MT/s
- 2DPC 1R: 6400+ MT/s
- 2DPC 2R: 5600+ MT/s
- Other Memory Features:
- Dual-channel, dual-controller
- CUDIMM, Non-ECC, Unbuffered
- Single-sided latches on DIMMs
Expansion Slots
- 4x PCIe x16 Total:
- PCI_E1: Gen 5.0 x16 (from CPU)
- PCI_E2: Gen 4.0 x1 (from Chipset)
- PCI_E3: Gen 4.0 x1 (from Chipset)
- PCI_E4: Gen 4.0 x4 (from Chipset)
Storage
- 3x M.2 Slots:
- M.2_1 (CPU): PCIe 5.0 x4 (2280/2260/2242)
- M.2_2 (Chipset): PCIe 4.0 x4 (2280/2260)
- M.2_3 (Chipset): PCIe 4.0 x2 (2280)
- 4x SATA 6Gb/s Ports
- RAID Support: RAID 0, 1, 5, 10 (SATA only)
- Note: Check manual for M.2 heatsink clearance.
Audio
- Codec: Realtek® ALC897
- Channels: 7.1 HD Audio
USB Ports
- Rear I/O:
- 2x USB 2.0
- 2x USB 5Gbps Type-A
- 1x USB 5Gbps Type-C
- 1x USB 10Gbps Type-A
- Front I/O Support:
- 4x USB 2.0
- 4x USB 5Gbps Type-A
- 1x USB 10Gbps Type-C
Thunderbolt & Display
- 1x Thunderbolt 4 Port (Rear):
- Up to 40Gbps (Thunderbolt)
- Up to 20Gbps (USB4)
- Supports DisplayPort 2.1 (via USB-C)
- Power Delivery: 5V/3A, 15W
- Daisy-chain: Up to 3x TB4 or 5x TB3 devices
- Display: Up to 8K
- Thunderbolt5 card connector (JTBT5) onboard
Networking
- LAN: Intel® Killer™ E5000 – 5Gbps
- Wi-Fi: Intel® Killer™ BE1750x (Wi-Fi 7 Ready)
- Dual-band 2.4 / 5 / 6 GHz
- Up to 5.8Gbps
- MU-MIMO, 320MHz support
- Bluetooth: 5.4 (depends on Windows 11 updates)
Cooling & Fan Headers
- 1x CPU Fan
- 1x Pump/Combo Fan
- 3x System Fan
Internal I/O & Extras
- 2x Addressable RGB Gen 2 headers
- 1x RGB header
- TPM 2.0 header
- EZ Debug LEDs (4x – for troubleshooting)
- Various connectors: JFP, JCI, JAUD, JDASH, JCOM, etc.