Gigabyte B860M K Intel Socket LGA 1851 Micro ATX Motherboard

Gigabyte B860M K Intel Socket LGA 1851 Micro ATX Motherboard

Infinite Memory Performance

UD motherboards boost DDR5 memory performance and offer top-notch compatibility using various advanced methods.

Features:

• Supports Intel® Core™ Ultra processors (Series 2)
• Hybrid 4+1+2 phases VRM solution
• D5 Bionic Corsa for Infinite Memory Performance
• AI Perfdrive : Provides optimal and customized BIOS preset profile for users
• EZ-Latch : PCIe x16 Slot with Quick Release Design
• Friendly UI : Multi-Theme, AIO Fan Control, and Q-Flash Auto Scan in BIOS and SW
• Next Generation Storage : 2*PCIe 4.0 x4 M.2 Connectors
• Fast Networking : GbE LAN
• Extended Connectivity : HDMI

Durable Performance

GIGABYTE Ultra Durable™ motherboards built with optimal components inside out provide the prime performance and timeless platform.

Future Connectivity

The ultimate connectivity with blazing data-transfer speeds through the next generation network and storage.

Easy Friendly

Innovative and intuitive hardware, software, and BIOS interface design to create your personal style.

Technical Specifications:

CPU: LGA1851 socket, support for Intel® Core™ Ultra Processors (refer to GIGABYTE’s website for the latest CPU support list)
L3 Cache: Varies with CPU

Chipset: Intel® B860 Express Chipset

Memory: Support for DDR5 8800(O.C) / 8600(O.C) / 8400(O.C) / 8266(O.C) / 8200(O.C) / 8000(O.C) / 7950(O.C) / 7900(O.C) / 7800(O.C) / 7600(O.C) / 7400(O.C) / 7200(O.C) / 7000(O.C) / 6800(O.C) / 6600(O.C) / 6400 / 5600 MT/s
Memory Slots: 2 x DDR5 DIMM, up to 128 GB (64 GB per DIMM)
Architecture: Dual channel
ECC Support: ECC Un-buffered DIMM 1Rx8/2Rx8 (non-ECC mode)
Non-ECC Support: Un-buffered DIMM 1Rx8/2Rx8/1Rx16
XMP Support: Yes
Note: CPU and memory configuration may affect supported types, speed, and modules (refer to GIGABYTE’s "Memory Support List")

Onboard Graphics: Integrated Intel® HD Graphics
HDMI: 1 x HDMI, up to 4096x2160@60 Hz, HDMI 2.1, HDCP 2.3
Note: Graphics specifications vary by CPU

Audio Codec: Realtek® Audio CODEC
Audio: High Definition Audio, 2/4/5.1/7.1-channel (configurable via software)
S/PDIF Out: Supported

LAN: Realtek® GbE LAN chip (1 Gbps/100 Mbps/10 Mbps)

Expansion Slots:
CPU: 1 x PCIe x16, PCIe 4.0, running at x16 (supports graphics card or NVMe SSD only)
Chipset: 1 x PCIe x1, PCIe 3.0, running at x1

Storage:
M.2: 2 x M.2 connectors (Socket 3, M key, type 2280, PCIe 4.0 x4/x2 SSD support)
SATA: 4 x SATA 6Gb/s
RAID: RAID 0, 1, 5, 10 supported

USB:
6 x USB 3.2 Gen 1 (4 rear, 2 internal)
2 x USB 2.0/1.1 (rear)
4 x USB 2.0/1.1 (internal, via hub)

Internal I/O:
1 x 24-pin ATX main power
1 x 8-pin ATX 12V power
1 x CPU fan header
1 x CPU fan/water cooling pump header
1 x system fan/water cooling pump header
2 x ARGB Gen2 LED strip headers
2 x M.2 Socket 3 connectors
4 x SATA 6Gb/s
1 x front panel header
1 x front panel audio header
1 x S/PDIF Out header
1 x USB 3.2 Gen 1 header
2 x USB 2.0/1.1 headers
1 x TPM header (GC-TPM2.0 SPI V2 only)
1 x serial port header
1 x Clear CMOS jumper

Back Panel:
1 x PS/2 keyboard/mouse port
1 x HDMI port (actual support may vary by CPU)
4 x USB 3.2 Gen 1
2 x USB 2.0/1.1
1 x RJ-45 LAN
3 x audio jacks

I/O Controller: iTE® I/O Controller Chip

H/W Monitoring: Voltage, temperature, fan speed, water cooling flow rate detection, fan fail warning, fan/pump speed control (support depends on hardware)

BIOS: 1 x 256 Mbit flash, licensed AMI UEFI BIOS, PnP 1.0a, DMI 2.7, WfM 2.0, SM BIOS 2.7, ACPI 5.0

Unique Features: GIGABYTE Control Center (GCC), Q-Flash, Smart Backup
Note: Available applications in GCC vary by model

Bundled Software: Norton® Internet Security (OEM), LAN bandwidth management software

Operating System: Windows 11 64-bit, Windows 10 64-bit (Intel® NPU driver only on Windows 11)

Form Factor: Micro ATX, 24.4 cm x 21.5 cm