ASUS ROG STRIX B860-F GAMING WIFI90MB1JG0-M0AAY0 · LGA1851 · ATX · ASUS global specification- M.2 storage slots
- 4This one: 3
MOTHERBOARDS
MSI PRO B860-P WIFI
LGA 1851 · DDR5 · ATX
- CPU socket
- LGA 1851
- Chipset
- Intel B860
- Form factor
- ATX; 304.8 × 243.84 mm
An ATX Intel B860 motherboard for Core Ultra (Series 2) processors: four DDR5 slots rated up to DDR5-8800+ (OC), a PCIe 5.0 x16 graphics slot, three M.2 slots (one PCIe 5.0 x4), a rear Thunderbolt 4 port, Realtek 5 Gb Ethernet and Wi-Fi 7.
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THE ACTUAL PRODUCT
Compare with ASUS ROG STRIX B860-F GAMING WIFI
Specifications checked 8 Sept 2026Manufacturer specifications, not a hands-on test.
The nearest checked motherboards by key specifications, with what differs from the MSI PRO B860-P WIFI. The first matches the Compare button above.
ASUS ROG STRIX B860-F GAMING WIFI90MB1JG0-M0AAY0 · LGA1851 · ATX · ASUS global specification
ASUS ROG STRIX B860-A GAMING WIFI90MB1JI0-M0AAY0 · LGA1851 · ATX · ASUS global specification- M.2 storage slots
- 4This one: 3
ASUS PRIME B860-PLUS WIFIPRIME B860-PLUS WIFI · LGA1851 · ATX · ASUS global specification- M.2 storage slots
- 2This one: 3
Key strengths
A rear Thunderbolt 4 port (up to 40 Gb/s), Realtek 8126 5 Gb Ethernet and Intel Wi-Fi 7 with Bluetooth 5.4.
PCIe 5.0 x16 graphics slot and a PCIe 5.0 x4 M.2 slot, with DDR5 support up to 8800+ MT/s (OC) and CUDIMM support.
Tool-less EZ M.2 Shield Frozr II, EZ PCIe Clip II and a rear Clear CMOS button make building easier.
Before you buy
The third M.2 slot is limited to PCIe 4.0 x2, and two of the four expansion slots are only PCIe 4.0 x1.
Works with
Products in this catalogue that list the same socket or memory type as the MSI PRO B860-P WIFI. A shared socket or memory type is necessary but not sufficient: check the exact CPU and memory support lists, and the BIOS version, before buying.
Start a build with thisOpens My setups with the MSI PRO B860-P WIFI in place and checks each part you addEvery specification. With its source.
Full specifications
Exact configuration: LGA 1851 · DDR5 · ATX · MSI global specification
20 specifications in 8 groups. Values are manufacturer specifications unless a row says “Measured result” or “Calculated from cited specifications”.
Platform & board
3 items
Memory
3 items
- DIMM slots
- 4
Physical DDR5 DIMM positions; not a capacity or speed guarantee.
Source - Maximum listed memory
- 256 GB
Manufacturer capacity ceiling; CPU, BIOS and module validation apply.
Source - Memory type, slots and limit
- 4 DDR5 DIMM slots; dual channel; up to 256 GB; up to DDR5-8800+ (OC); Intel XMP; non-ECC unbuffered; CUDIMM support
MSI specifies Intel XMP 3.0. The overclocked speed is MSI's 1DPC 1R maximum; MSI lists 1DPC 2R up to 7200+, 2DPC 1R up to 6400+ and 2DPC 2R up to 5600+ MT/s. · CPU, BIOS and validated DIMM population determine supported capacity and speeds; MSI states compatibility and speeds vary with CPU and memory configuration. DDR4 and DDR5 are not interchangeable.
Source
Expansion slots
2 items
- Expansion slots and electrical links
- 1 × PCIe 5.0 x16; 1 × PCIe 4.0 x4; 2 × PCIe 4.0 x1
PCI_E1 connects to the CPU; PCI_E2 (x1), PCI_E3 (x4) and PCI_E4 (x1) connect to the chipset. · Electrical link widths, not a guarantee of the installed system's performance. All four slots are x16-length connectors.
- PCIe release button
- Yes
MSI EZ PCIe Clip II is a tail-like latch for graphics-card removal. This is an installation control, not a PCIe bandwidth or gaming-performance measurement.
Source
Storage
6 items
- M.2 storage slots
- 3
Storage M.2 positions; bandwidth and protocol are specified separately.
Source - SATA ports
- 4
SATA 6 Gb/s connectors; check lane sharing and drive power.
Source - Storage interfaces
- 1 × M.2 PCIe 5.0 x4; 1 × M.2 PCIe 4.0 x4; 1 × M.2 PCIe 4.0 x2; 4 × SATA 6 Gb/s
M.2_1 connects to the CPU; M.2_2 and M.2_3 connect to the chipset. · M.2_1 and M.2_3 accept 2280/2260 drives; M.2_2 also accepts 2242. MSI refers to the manual for M.2 SSD heatsink restrictions.
- SATA RAID modes
- RAID 0/1/5/10
MSI lists these modes for SATA storage devices; check the manual and BIOS configuration before building an array.
Source - NVMe RAID modes
- Not listed by the manufacturer
MSI lists RAID modes for SATA drives only; NVMe RAID support is not stated. · Check the manual or BIOS documentation before relying on NVMe arrays.
Source - Tool-less M.2 heatsink handling
- Yes
MSI describes tool-less SSD and Shield Frozr installation/removal under EZ M.2 Shield Frozr II. This does not establish measured cooling effectiveness or compatibility with every SSD heatsink.
Source
USB & rear connections
2 items
- Thunderbolt ports
- 1 × Thunderbolt 4 USB-C; up to 40 Gb/s; up to 15 W charging
Thunderbolt devices and suitable cables required; USB4/USB 3 modes can have different limits.
Source - Motherboard display outputs
- HDMI 2.1 (up to 4K 60 Hz); DisplayPort 1.4 (up to 4K 60 Hz); Thunderbolt 4 USB-C with DisplayPort 2.1 UHBR20 (up to 4K 120 Hz / 8K 60 Hz)
Available only with processors featuring integrated graphics; MSI states graphics specifications vary with the installed CPU. Discrete GPU outputs are separate.
Source
Networking
1 item
- Network interfaces
- Realtek 8126 5 Gb Ethernet; Intel Wi-Fi 7; Bluetooth 5.4
MSI states Wi-Fi 7 and Bluetooth 5.4 are ready in Windows 11 version 24H2; 6 GHz band support depends on country regulations. Compatible router and drivers required.
Audio
1 item
- Onboard audio hardware
- Realtek ALC897 codec; 7.1-channel
Manufacturer-listed onboard audio hardware, not a measured sound-quality result.
Source
BIOS, software & diagnostics
2 items
- CPU support / BIOS source
- Intel Core Ultra (Series 2)
Check MSI's exact CPU support list and its required BIOS. Family support does not confirm the firmware installed on a retail board.
Source - Rear Clear CMOS button
- Yes
Listed rear-panel control; follow the board manual before resetting firmware settings.
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