MSI PRO B860-P ATX LGA 1851 DDR5 Motherboard

₹16,737

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PRO B860-P is an ATX motherboard for Intel platforms, built for professional and multimedia workflows. It supports Intel® Core™ Ultra Processors (Series 2) on LGA 1851 and offers high-speed storage and connectivity for demanding productivity tasks.

Full specifications ↓

Highlights

Supports Intel® Core™ Ultra Processors (Series 2) on LGA 1851
PCIe 5.0 x4 M.2 slot (M.2_1 from CPU) for next-gen NVMe performance
Onboard Thunderbolt 4 (Type-C) providing up to 40Gbps and up to 15W charging
Type-C DisplayPort (Thunderbolt 4) supports DisplayPort 2.1 with UHBR20 (max 4K@120Hz / 8K@60Hz*)
Four DDR5 UDIMM slots supporting up to 256GB and XMP 3.0 memory overclocking
Realtek® 8126 5G LAN for high-speed wired networking
Pre-installed I/O shield and tool-less EZ M.2 Shield Frozr II for easier builds
4x PCI-E x16 slots with PCI_E1 as PCIe 5.0 (from CPU) for high-bandwidth add-in cards

Specifications

Model Name	PRO B860-P
CPU Support	Support Intel® Core™ Ultra Processors (Series 2)
CPU Socket	LGA 1851
Chipset	Intel® B860 Chipset
Form Factor / PCB Info / Dimensions	ATX / 243.84mm x 304.8mm
Memory	4x DDR5 UDIMM, Maximum Memory Capacity 256GB
Memory Support (speeds)	8800 - 6400 (OC) MT/s / 6400 - 4800 (JEDEC) MT/s; Max. overclocking: 1DPC 1R up to 8800+ MT/s; 1DPC 2R up to 7200+ MT/s; 2DPC 1R up to 6400+ MT/s; 2DPC 2R up to 5600+ MT/s; Supports Intel® POR Speed and JEDEC Speed; Supports Memory Overclocking and Intel® XMP 3.0; Supports Dual-Controller Dual-Channel mode; Supports Non-ECC, Un-buffered memory; Supports CUDIMM
Onboard Graphics / Display outputs	1x HDMI™ (HDMI™ 2.1, max resolution 4K 60Hz), 1x DisplayPort (DisplayPort 1.4, max resolution 4K 60Hz), 1x Type-C DisplayPort (Thunderbolt™ 4 port supporting DisplayPort 2.1 with UHBR20 over USB Type-C; max 4K@120Hz / 8K@60Hz*)
Expansion Slots	4x PCI-E x16 slot (Qty): PCI_E1 Gen PCIe 5.0 supports up to x16 (From CPU); PCI_E2 Gen PCIe 4.0 supports up to x1 (From Chipset); PCI_E3 Gen PCIe 4.0 supports up to x4 (From Chipset); PCI_E4 Gen PCIe 4.0 supports up to x1 (From Chipset)
Storage	3x M.2: M.2_1 (From CPU) supports PCIe 5.0 x4 (supports 2280/2260); M.2_2 (From Chipset) supports PCIe 4.0 x4 (supports 2280/2260/2242); M.2_3 (From Chipset) supports PCIe 4.0 x2 (supports 2280/2260). 4x SATA 6G
RAID	Supports RAID 0, RAID 1, RAID 5 and RAID 10 for SATA storage devices
Onboard Thunderbolt	1x Thunderbolt 4 (rear) — supports up to 40Gbps with Thunderbolt devices, up to 20Gbps with USB4 devices, up to 10Gbps with USB 3.2 devices; supports up to 5V/3A (15W) charging; daisy-chain up to three Thunderbolt 4 devices or five Thunderbolt 3 devices; supports up to 8K display
USB	3 x USB 10Gbps (2 Type-A + 1 Type-C), 6 x USB 5Gbps (6 Type-A), 8 x USB 2.0 (counts combine front and rear as listed on site: 4 rear USB 2.0 + 4 front USB 2.0)
LAN	Realtek® 8126 5G LAN
Audio	Realtek® ALC897 Codec; 7.1-Channel High Definition Audio (8-Channel (7.1) HD Audio with Audio Boost)
Internal I/O headers (selection)	1x Thunderbolt5 card connector (JTBT5, support RTD3); 1x Power Connector (ATX_PWR); 2x Power Connector (CPU_PWR); 1x Power Connector (PCIE_PWR 8pin); 1x CPU Fan; 1x PUMP_SYS Fan; 4x System Fan; 2x Front Panel (JFP); 1x Chassis Intrusion (JCI); 1x Front Audio (JAUD); 1x Com Port (JCOM); 1x Tuning Controller connector (JDASH); 2x Addressable V2 RGB LED connector (JARGB_V2); 1x RGB LED connector (JRGB); 1x TPM pin header (Support TPM 2.0)
LED Feature	4x EZ Debug LED
Back Panel Ports (listed items)	DisplayPort; USB 2.0; USB 5Gbps Type-A; 5G LAN; Audio Connectors; HDMI™; Thunderbolt™ 4 (Type-C) 40Gbps; USB 10Gbps Type-A; Clear CMOS Button
Operating System Support	Support for Windows® 11 64-bit
UPC	0824142394861

Who should buy it

Choose this board if you need a professional ATX motherboard with PCIe 5.0 M.2, Thunderbolt 4 and 5G LAN for multimedia or productivity workloads. Buyers wanting wireless variants should check other model options.

Compatibility

Supports Intel® Core™ Ultra Processors (Series 2) for the LGA 1851 socket. Memory compatibility and supported speeds can vary depending on CPU and memory configuration; refer to the product Support page memory compatibility list.

Supports Intel® Core™ Ultra Processors (Series 2) for LGA 1851 socket
Memory compatibility and supported speeds can vary depending on CPU and memory configuration; see Memory Compatibility List on the product’s Support page

Frequently asked questions

Does this board support Intel Core Ultra (Series 2) processors and use LGA 1851 socket?

Yes. The PRO B860-P supports Intel® Core™ Ultra Processors (Series 2) and uses the LGA 1851 socket.

What maximum RAM capacity and speeds are supported (per slot/total)?

The board has 4x DDR5 UDIMM slots supporting up to 256GB total. Supported speeds include 6400–4800 MT/s (JEDEC) and 8800–6400 MT/s (OC) with detailed overclocking ranges per DIMM configuration and XMP 3.0 support.

How many M.2 slots are present and which support PCIe Gen5?

There are three M.2 slots. M.2_1 (from CPU) supports PCIe 5.0 x4; M.2_2 and M.2_3 (from chipset) support PCIe 4.0.

Does this motherboard include onboard Wi-Fi (is this the WIFI variant or the non-WIFI variant)?

The provided facts do not list onboard Wi‑Fi or a Wi‑Fi variant; check the model listing for a Wi‑Fi specification.

Which Thunderbolt and USB ports are available on the rear I/O?

Rear I/O includes Thunderbolt 4 (Type-C) supporting up to 40Gbps, USB 10Gbps Type-A, 3x USB 10Gbps (2 Type-A + 1 Type-C) overall, 6x USB 5Gbps Type-A and USB 2.0 ports as listed.

What LAN controller is used and what network speeds does it support?

The board uses Realtek® 8126 5G LAN for high-speed wired networking.

What are the exact expansion slot (PCIe) configurations and which slot is PCIe 5.0?

Expansion slots: PCI_E1 Gen PCIe 5.0 (from CPU) supports up to x16; PCI_E2 Gen PCIe 4.0 up to x1 (from chipset); PCI_E3 Gen PCIe 4.0 up to x4 (from chipset); PCI_E4 Gen PCIe 4.0 up to x1 (from chipset).

What is the UPC/GTIN for this specific model?

The UPC is listed as [NUMBER] in the provided facts.

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Specifications

Brand	MSI
Category	Motherboard
Model / MPN	PRO B860-P
Model Name	PRO B860-P
CPU Support	Support Intel® Core™ Ultra Processors (Series 2)
CPU Socket	LGA 1851
Chipset	Intel® B860 Chipset
Form Factor / PCB Info / Dimensions	ATX / 243.84mm x 304.8mm
Memory	4x DDR5 UDIMM, Maximum Memory Capacity 256GB
Memory Support (speeds)	8800 - 6400 (OC) MT/s / 6400 - 4800 (JEDEC) MT/s; Max. overclocking: 1DPC 1R up to 8800+ MT/s; 1DPC 2R up to 7200+ MT/s; 2DPC 1R up to 6400+ MT/s; 2DPC 2R up to 5600+ MT/s; Supports Intel® POR Speed and JEDEC Speed; Supports Memory Overclocking and Intel® XMP 3.0; Supports Dual-Controller Dual-Channel mode; Supports Non-ECC, Un-buffered memory; Supports CUDIMM
Onboard Graphics / Display outputs	1x HDMI™ (HDMI™ 2.1, max resolution 4K 60Hz), 1x DisplayPort (DisplayPort 1.4, max resolution 4K 60Hz), 1x Type-C DisplayPort (Thunderbolt™ 4 port supporting DisplayPort 2.1 with UHBR20 over USB Type-C; max 4K@120Hz / 8K@60Hz*)
Expansion Slots	4x PCI-E x16 slot (Qty): PCI_E1 Gen PCIe 5.0 supports up to x16 (From CPU); PCI_E2 Gen PCIe 4.0 supports up to x1 (From Chipset); PCI_E3 Gen PCIe 4.0 supports up to x4 (From Chipset); PCI_E4 Gen PCIe 4.0 supports up to x1 (From Chipset)
Storage	3x M.2: M.2_1 (From CPU) supports PCIe 5.0 x4 (supports 2280/2260); M.2_2 (From Chipset) supports PCIe 4.0 x4 (supports 2280/2260/2242); M.2_3 (From Chipset) supports PCIe 4.0 x2 (supports 2280/2260). 4x SATA 6G
RAID	Supports RAID 0, RAID 1, RAID 5 and RAID 10 for SATA storage devices
Onboard Thunderbolt	1x Thunderbolt 4 (rear) — supports up to 40Gbps with Thunderbolt devices, up to 20Gbps with USB4 devices, up to 10Gbps with USB 3.2 devices; supports up to 5V/3A (15W) charging; daisy-chain up to three Thunderbolt 4 devices or five Thunderbolt 3 devices; supports up to 8K display
USB	3 x USB 10Gbps (2 Type-A + 1 Type-C), 6 x USB 5Gbps (6 Type-A), 8 x USB 2.0 (counts combine front and rear as listed on site: 4 rear USB 2.0 + 4 front USB 2.0)
LAN	Realtek® 8126 5G LAN
Audio	Realtek® ALC897 Codec; 7.1-Channel High Definition Audio (8-Channel (7.1) HD Audio with Audio Boost)
Internal I/O headers (selection)	1x Thunderbolt5 card connector (JTBT5, support RTD3); 1x Power Connector (ATX_PWR); 2x Power Connector (CPU_PWR); 1x Power Connector (PCIE_PWR 8pin); 1x CPU Fan; 1x PUMP_SYS Fan; 4x System Fan; 2x Front Panel (JFP); 1x Chassis Intrusion (JCI); 1x Front Audio (JAUD); 1x Com Port (JCOM); 1x Tuning Controller connector (JDASH); 2x Addressable V2 RGB LED connector (JARGB_V2); 1x RGB LED connector (JRGB); 1x TPM pin header (Support TPM 2.0)
LED Feature	4x EZ Debug LED
Back Panel Ports (listed items)	DisplayPort; USB 2.0; USB 5Gbps Type-A; 5G LAN; Audio Connectors; HDMI™; Thunderbolt™ 4 (Type-C) 40Gbps; USB 10Gbps Type-A; Clear CMOS Button
Operating System Support	Support for Windows® 11 64-bit
UPC	0824142394861
Condition	New, sealed box
Warranty	Manufacturer warranty · details
Invoice	GST tax invoice (input credit available)
Delivery	Insured shipping to every serviceable pin code in India