ASRock MB Sc LGA1851 B860M-H2, Intel B860, 2xDDR5, 2xHDMI, mATX
ASRock MB Sc LGA1851 B860M-H2, Intel B860, 2xDDR5, 2xHDMI, mATX
ASRock B860M-H2
Built to deliver reliable performance with versatile features, perfect for daily tasks.
The 6 Layer PCB provides stable signal traces and power shapes delivering lower temperature and higher energy efficiency for memory overclocking! Thus, it's able to support the latest memory modules with most extreme memory performance!

Unique Feature
Superb Productivity
- PCIe Gen5 (M.2)
- Dual Channel DDR5
Rock-Solid Durability
- 5+1+1+1+1 Power Phase
ASRock Intel® 4-Layer Memory POOL (Planes on Outer Layers) Technology
EZ Update
- BIOS Flashback Button
- ASRock Auto Driver Installer
CPU
- Supports Intel® Core™ Ultra Processors (Series 2) (LGA1851)
- Supports Intel® Hybrid Technology
- Supports Intel® Turbo Boost Max 3.0 Technology
- Supports Intel® Thermal Velocity Boost (TVB)
- Supports Intel® Adaptive Boost Technology (ABT)
- Integrated NPU for dedicated AI acceleration
Chipset
- Intel® B860
Memory
- Dual Channel DDR5 Memory Technology
- 2 x DDR5 DIMM Slots
- Supports DDR5 non-ECC, un-buffered memory up to 8333+(OC)*
- Supports Clocked Unbuffered DIMM (CUDIMM)
- Max. capacity of system memory: 128GB
- Supports Intel® Extreme Memory Profile (XMP) 3.0x
*1DPC 1R Up to 8333+ MHz (OC), 6400 MHz Natively. 1DPC 2R Up to 6200+ MHz (OC), 6400 MHz Natively.
BIOS
- 256Mb AMI UEFI Legal BIOS with GUI support
Graphics
- Intel® Xe LPG Graphics Architecture
- 2 x HDMI 2.1 TMDS/FRL 8G Compatible, support HDR, HDCP 2.3 and max. resolution up to 4K 120Hz
*Intel® UHD Graphics Built-in Visuals and the VGA outputs can be supported only with processors which are GPU integrated.
Audio
- 7.1 CH HD Audio (Realtek ALC897 Audio Codec)
LAN
- Gigabit LAN 10/100/1000 Mb/s
- Realtek 8111H
Slots
CPU:
- 1 x PCIe 4.0 x16 Slot (PCIE1), supports x16 mode*
Chipset:
- 2 x PCIe 4.0 x1 Slots (PCIE2 and PCIE3)*
- 1 x M.2 Socket (Key E), supports type 2230 WiFi/BT PCIe WiFi module
*Supports NVMe SSD as boot disks
Storage
CPU:
- 1 x Blazing M.2 Socket (M2_1, Key M), supports type 2280 PCIe Gen5x4 (128 Gb/s) mode*
Chipset:
- 1 x Hyper M.2 Socket (M2_2, Key M), supports type 2280 PCIe Gen4x4 (64 Gb/s) mode*
- 4 x SATA3 6.0 Gb/s Connectors
*Supports Intel® Volume Management Device (VMD)
Supports NVMe SSD as boot disks
RAID
- Supports RAID 0, RAID 1, RAID 5 and RAID 10 for SATA storage devices
USB
CPU:
- 1 x USB 3.2 Gen2x2 Type-C (Rear)
Chipset:
- 1 x USB 3.2 Gen1 Type-C (Front)
- 5 x USB 3.2 Gen1 Type-A (3 Rear, 2 Front)
- 6 x USB 2.0 (2 Rear, 4 Front)
*All USB ports support ESD Protection
Connector
- 1 x SPI TPM Header
- 1 x Power LED and Speaker Header
- 1 x RGB LED Header*
- 3 x Addressable LED Headers**
- 1 x CPU Fan Connector (4-pin) (Smart Fan Speed Control)***
- 2 x Chassis Fan Connectors (4-pin) (Smart Fan Speed Control)***
- 1 x AIO Pump Fan Connector (4-pin) (Smart Fan Speed Control)***
- 1 x 24 pin ATX Power Connector
- 1 x 8 pin 12V Power Connector
- 2 x USB 2.0 Headers (Support 4 USB 2.0 ports)
- 1 x USB 3.2 Gen1 Headers (Supports 2 USB 3.2 Gen1 ports)
- 1 x Front Panel Type C USB 3.2 Gen1 Header
*Supports in total up to 12V/3A, 36W LED Strip
**Support in total up to 5V/3A, 15W LED Strip
***CPU_FAN1, CHA_FAN1~2 and AIO_PUMP support the fan power up to 3A (36W).
CPU_FAN1, CHA_FAN1~2 and AIO_PUMP can auto detect if 3-pin or 4-pin fan is in use.
Rear Panel I/O
- 2 x Antenna Mounting Points
- 2 x HDMI Ports
- 1 x USB 3.2 Gen2x2 Type-C Port (20 Gb/s)
- 3 x USB 3.2 Gen1 Type-A Ports
- 2 x USB 2.0 Ports
- 1 x RJ-45 LAN Port
- 1 x BIOS Flashback Button
- HD Audio Jacks: Line in / Front Speaker / Microphone
Software and UEFI
Software
- ASRock Motherboard Utility (A-Tuning)
- ASRock Polychrome SYNC*
UEFI
- ASRock EZ Mode
- ASRock Full HD UEFI
- ASRock My Favorites in UEFI
- ASRock Auto Driver Installer
- ASRock Instant Flash
*These utilities can be downloaded from ASRock Live Update & APP Shop.
Accessories
- 1 x I/O Shield
- 2 x SATA Data Cables
- 1 x Screw for M.2 Socket
Form Factor
- Micro ATX Form Factor: 9.6-in x 8.3-in, 24.4 cm x 21.1 cm
OS
- Microsoft Windows® 11 64-bit
Certifications
- FCC, CE
- ErP/EuP ready (ErP/EuP ready power supply is required)