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The GIGABYTE GA-B860M-K motherboard empowers cutting-edge PC builds with support for Intel® Core™ Ultra Processors (Series 2) on the LGA1851 socket and Intel® B860 Express Chipset, delivering optimized efficiency and scalability for gaming, content creation, and productivity. Featuring a hybrid 4+1+2 phases VRM solution with UD Solid Pin connectors, it provides robust power stability for overclocking, while dual-channel DDR5 memory up to 128 GB at 8800(O.C) MT/s—enhanced by D5 Bionic Corsa and AI Perfdrive—unlocks infinite performance potential through automated overclocking and signal optimization. Dual PCIe 4.0 M.2 slots and a PCIe 4.0 x16 expansion slot enable blazing-fast NVMe storage and graphics configurations, complemented by four SATA ports with RAID support for versatile data management. Connectivity excels with Realtek® GbE LAN featuring bandwidth management for lag-free networking, Realtek® HD Audio supporting 7.1-channel immersion with S/PDIF output, and extensive USB options including six USB 3.2 Gen 1 ports. DIY enthusiasts appreciate the EZ-Latch quick-release PCIe design, centralized EZ Debug Zone, Q-Flash Auto Scan for effortless updates, and intuitive UC BIOS with multi-theme interfaces, all integrated seamlessly via GIGABYTE Control Center and RGB Fusion for personalized aesthetics. In a compact Micro ATX form factor, the GA-B860M-K combines Ultra Durable™ components, advanced thermal solutions, and bundled Norton® security to offer timeless reliability and future-proof innovation for enthusiasts seeking superior system performance.
Category
Specification
Details
General
SKU
GA-B860M-K
Brand
GIGABYTE
Form Factor
Micro ATX (24.4cm x 21.5cm)
CPU
Socket
LGA1851
Supported Processors
Intel® Core™ Ultra Processors (Series 2)
Chipset
Chipset
Intel® B860 Express Chipset
Memory
Type
DDR5 up to 8800(O.C) MT/s
DIMM Sockets
2 x DDR5 DIMM sockets, up to 128 GB (64 GB single DIMM)
Architecture
Dual channel, supports ECC and non-ECC Un-buffered DIMM, XMP
Onboard Graphics
Ports
1 x HDMI (4096x2160@60 Hz, HDMI 2.1, HDCP 2.3)
Audio
CODEC
Realtek® Audio CODEC, High Definition Audio, 2/4/5.1/7.1-channel, S/PDIF Out support
LAN
Chip
Realtek® GbE LAN (1 Gbps/100 Mbps/10 Mbps) with bandwidth management
Expansion Slots
PCIe
1 x PCI Express x16 slot (PCIe 4.0 x16), 1 x PCI Express x1 slot (PCIe 3.0 x1)
Storage Interface
M.2
2 x M.2 connectors (Socket 3, M key, type 2280 PCIe 4.0 x4/x2 SSD)
SATA
4 x SATA 6Gb/s connectors, RAID 0/1/5/10 support
USB
Ports
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 Connectors
Power
1 x 24-pin ATX, 1 x 8-pin ATX 12V
Fans/Pumps
1 x CPU fan header, 1 x CPU fan/water cooling pump header, 1 x system fan/water cooling pump header
RGB
2 x addressable RGB Gen2 LED strip headers
Other
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, 1 x serial port header, 1 x Clear CMOS jumper
Back Panel Connectors
Ports
1 x PS/2 keyboard/mouse port, 1 x HDMI, 4 x USB 3.2 Gen 1, 2 x USB 2.0/1.1, 1 x RJ-45, 3 x audio jacks
I/O Controller
Chip
iTE® I/O Controller Chip
H/W Monitoring
Features
Voltage detection, Temperature detection, Fan speed detection, Water cooling flow rate detection, Fan fail warning, Fan speed control
BIOS
Type
256 Mbit flash, AMI UEFI BIOS, PnP 1.0a, DMI 2.7, WfM 2.0, SM BIOS 2.7, ACPI 5.0
Unique Features
Software
GIGABYTE Control Center (GCC), Q-Flash, Q-Flash Plus, Smart Backup, RGB Fusion, AORUS AI SNATCH, AI Perfdrive, HyperTune BIOS
Bundled Software
Included
Norton® Internet Security (OEM version), LAN bandwidth management software
Operating System
Supported
Windows 11 64-bit, Windows 10 64-bit
Power Design
VRM
Hybrid 4+1+2 phases VRM solution
Packaging Weight
0.86 kg
Packaging Dimensions (L×W×H)
27 × 27 × 6 cm
Brand
Gigabyte
Desktop RAM
DDR5
Socket
LGA 1851 CPU
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