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Asus Prime B860-Plus CSM (LGA 1851) DDR5 ATX Motherboard

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Intel Core Ultra compatible, LGA 1851 Socket, B860, PCIe Gen 5, ATX, 4x DIMM slots, DDR5, 3 x M.2 , 4 x SATA, 2.5Gb LAN, Type-C
£231.98 (incl. VAT)
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SKU MOT-ASU-04074
EAN 4711387814857
MPN 90MB1KA0-M0EAYC
MANUFACTURER Asus
Specification Details
CPU Support Intel® Core™ Ultra Processors (Series 2), LGA1851. Supports Intel® Turbo Boost Technology 2.0 and Intel® Turbo Boost Max Technology 3.0.
* Refer to Asus Support Download Center for CPU support list.
** Intel® Turbo Boost Max Technology 3.0 support depends on the CPU types.
Chipset Intel® B860 Chipset
Memory 4 x DIMM slots, max. 192GB, DDR5. Support up to 8200+MT/s (OC), Non-ECC, Un-buffered, Clocked Unbuffered DIMM (CUDIMM). Dual channel memory architecture. DIMM Fit. Supports Intel® Extreme Memory Profile (XMP) memory module and ASUS Enhanced Memory Profile III (AEMP III).
* Supported memory types, data rate (speed), and number of DRAM modules vary depending on CPU and memory configuration.
Graphics 1 x DisplayPort (supports max. 4K@60Hz, DisplayPort 1.4). 1 x HDMI™ port (supports 4K@60Hz, HDMI 2.1).
Expansion Slots 1 x PCIe 5.0 x16 slot, 1 x PCIe 4.0 x16 slot (supports x4 mode), 3 x PCIe 4.0 x16 slots (support x1 mode).
Ensure compatibility by checking Asus support center for supported peripherals.
Storage 3 x M.2 slots and 4 x SATA 6Gb/s ports.
M.2_1 slot (Key M), type 2242/2260/2280 (supports PCIe 5.0 x4 mode).
M.2_2 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 4.0 x4 mode).
M.2_3 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4 mode).
Intel® Rapid Storage Technology supports SATA RAID 0/1/5/10.
Ethernet 1 x Realtek 2.5Gb Ethernet, ASUS LANGuard
Wireless & Bluetooth® M.2 slot only (Key E, CNVi & PCIe). Wi-Fi module sold separately. Bluetooth® v5.3.
USB Rear USB (Total 6 ports): 1 x USB 20Gbps port (1 x USB Type-C®), 2 x USB 10Gbps ports (2 x Type-A), 1 x USB 5Gbps port (1 x Type-A), 2 x USB 2.0 ports (2 x Type-A).
Front USB (Total 7 ports): 1 x USB 5Gbps port (1 x USB Type-C®), 1 x USB 5Gbps header supports additional 2 USB 5Gbps ports, 2 x USB 2.0 headers support 4 additional USB 2.0 ports.
Audio Realtek 7.1 Surround Sound High Definition Audio CODEC. Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking.
Supports up to 24-Bit/192 kHz playback.
Requires a chassis with an HD audio module for 7.1 Surround Sound audio output.
Back Panel I/O Ports 1 x USB 20Gbps port (1 x USB Type-C®), 2 x USB 10Gbps ports (2 x Type-A), 1 x USB 5Gbps port (1 x Type-A), 2 x USB 2.0 ports (2 x Type-A), 1 x DisplayPort, 1 x HDMI™ port, 1 x Realtek 2.5Gb Ethernet port, 3 x Audio jacks.
Internal I/O Connectors Fan and Cooling related: 1 x 4-pin CPU Fan header, 1 x 4-pin CPU OPT Fan header, 1 x 4-pin AIO Pump header, 4 x 4-pin Chassis Fan headers.
Power related: 1 x 24-pin Main Power connector, 1 x 8-pin +12V CPU Power connector.
Storage related: 3 x M.2 slots (Key M), 4 x SATA 6Gb/s ports.
USB: 1 x USB 5Gbps connector (supports USB Type-C®), 1 x USB 5Gbps header supports 2 additional USB 5Gbps ports, 2 x USB 2.0 header support 4 additional USB 2.0 ports.
Special Features ASUS 5X PROTECTION III (DIGI+ VRM, LANGuard, Overvoltage Protection, SafeSlot, Stainless-steel back I/O). ASUS Q-Design (Q-Dashboard, Q-DIMM, Q-LED, Q-Slot). ASUS Thermal Solution (M.2 heatsink, VRM heatsink design). ASUS EZ DIY (ProCool, Pre-mounted I/O shield). Aura Sync (Aura RGB header, Addressable Gen 2 headers).
Software Features Armoury Crate, Aura Creator, Aura Sync, Fan Xpert 2+, Power Saving, ASUS DriverHub, ASUS CPU-Z, Norton 360 Deluxe (60 Days Free Trial), WinRAR (40 Days Free Trial), UEFI BIOS (ASUS CrashFree BIOS 3, ASUS EZ Flash, ASUS UEFI BIOS EZ Mode, ASUS MyHotkey).
BIOS 2 x 128 Mb Flash ROM, UEFI AMI BIOS
Manageability WOL by PME, PXE
Accessories Cables: 2 x SATA 6Gb/s cables. Miscellaneous: 2 x M.2 rubber packages, 1 x Screw package for M.2 SSD, 1 x Screw package for M.2 Key E. Documentation: 1 x Quick start guide.
Operating System Windows 11 (22H2 & later), Windows 10 64-bit (21H2 & later)
Form Factor ATX Form Factor, 12 inch x 9.6 inch (30.5 cm x 24.4 cm)
Dimensions Product (mm): 305mm x 244mm x 49mm. Color Box (mm): 377mm x 372mm x 302mm.
Colour
Primary Colour Black
Lighting
Lighting Yes
Form Factor
Motherboard formfactor ATX
Motherboard
Motherboard Chipset Intel B860
Built-In I/O Shield Yes
CPU
CPU Manufacturer Intel
CPU Socket 1851
Dimensions
Length / Depth 305 mm
Width 244 mm
Wi-Fi & LAN
LAN Yes
LAN Ports 1x 2.5 Gbit/s
Wi-Fi / Bluetooth No
Fan Header
4 Pin Fan Connectors 7
External Ports
USB 3.2 (external) Type C 1
USB 3.1 (external) Type A 2
USB 3.0 (external) Type A 1
USB 2.0 (external) Type A 2
Display Connectors HDMI (1x), Display Port (1x)
Expansion Slots
PCIe x16 slots (total) 2
Memory
Max. Memory 192 GB
Memory Type DDR5
Memory Form Factor DIMM
System Memory Subtype UDIMM, CUDIMM
Max. Memory Speed (OC) 8200 MT/s
EEC Support Yes
Memory slots 4x
Performance Profile XMP 3.0
Internal Ports
CPU Power Supply 1x 8-Pin
USB4 (internal) Header 1
USB 3.0 / 3.1 / 3.2 (internal) Type C Header 1
USB 3.0 / 3.1 / 3.2 (internal) Type C Possible Ports 1
USB 3.0 (internal) Header 1
USB 3.0 (internal) Possible Ports 2
USB 2.0 (internal) Header 2
USB 2.0 (internal) Possible Ports 4
RGB / LED connectors 1x RGB (4-Pin 5050 12VGRB), 3x Digital RGB (3-Pin 5VDG)
Front Panel Audio Header Yes
SPI TPM Header Yes
Cooling
Backplate Yes
M.2 Heatsinks Yes
VRM Heatsinks Yes
Storage Ports
M.2 PCIe 4.0 x4 2
M.2 PCIe 5.0 x4 1
SATA 6G (internal) 4
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£231.98 (incl. VAT)
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