The GIGABYTE B860M K motherboard displayed next to its Ultra Durable retail box.

Full overview of the GIGABYTE B860M K showing connector and slot locations.

Angled view of the GIGABYTE B860M K motherboard showing the simple and durable layout.

Rear I/O panel of the GIGABYTE B860M K featuring HDMI and USB 3.2 Gen 1 ports.

GIGABYTE B860M K DDR5 LGA1851 Micro ATX Motherboard

Name: GIGABYTE B860M K | LGA1851 Micro ATX Motherboard
Brand: GIGABYTE
SKU: GA-B860M-K
Price: 1920.00 ZAR
Availability: InStock

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R1920,00

CPU: Supports Intel Core Ultra Processors (Series 2)
Socket: LGA1851
Chipset: Intel B860 Express
Memory: 2 x DIMM slots | Max. 128GB | DDR5 8800(O.C)
Storage: 2 x M.2 slots (PCIe 4.0) | 4 x SATA 6Gb/s ports
Expansion Slots: 1 x PCIe 4.0 x16
Network: 1 x Realtek GbE LAN
Warranty: 3 Years

Availability: 101 in stock SKU: GA-B860M-K Category: Intel Motherboards

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Description

GIGABYTE B860M K: Essential Performance for Modern Builds

The GIGABYTE B860M K is a value-focused Micro ATX motherboard designed to support the latest Intel Core Ultra Processors (Series 2) on the LGA1851 platform. Engineered for users who prioritize reliability and efficiency, it features a Hybrid 4+1+2 digital VRM solution and support for high-speed DDR5 memory up to 8800+ MT/s. With PCIe 4.0 connectivity for both graphics and storage, along with GbE LAN, it offers a solid foundation for home and office PCs.

Unique Features

Infinite Memory Performance: Powered by D5 Bionic Corsa technology, this board optimizes DDR5 signal integrity to support overclocking speeds of 8800+ MT/s.
PCIe 4.0 Hardware Design: Features a PCIe 4.0 x16 slot and two PCIe 4.0 x4 M.2 connectors, ensuring compatibility with modern graphics cards and fast NVMe storage.
Hybrid VRM Design: A 4+1+2 phase power design ensures stable power delivery to the CPU, balancing performance and thermal efficiency for daily tasks.
AI Perfdrive: Provides optimal and customized BIOS preset profiles, allowing users to easily tune performance based on their specific needs.
EZ-Latch: The PCIe EZ-Latch mechanism allows for quick and effortless removal of the graphics card with a simple latch release.
Smart Fan 6: Features multiple temperature sensors and hybrid fan headers with Fan Stop technology to ensure the system stays cool and quiet.

Quick Specs of the GIGABYTE B860M K

Specification	Details
CPU Support	Intel Core Ultra Processors (Series 2)
Socket	LGA1851
Chipset	Intel B860 Express
Memory Support	2 x DDR5 DIMMs \| Max. 128GB \| 8800(O.C) MT/s
Storage Options	2 x M.2 (PCIe 4.0) \| 4 x SATA 6Gb/s
Display Ports	1 x HDMI 2.1
USB Ports	4 x USB 3.2 Gen 1 (Rear) \| 2 x USB 2.0 (Rear)
Expansion Slots	1 x PCIe 4.0 x16 \| 1 x PCIe 3.0 x1
LAN	Realtek GbE LAN
Audio	Realtek HD Audio Codec
Form Factor	Micro ATX

Check out full specifications under the Specs tab.

Why Choose This Product?

The GIGABYTE B860M K is the perfect entry point for the Intel Core Ultra ecosystem, offering robust features without the premium price tag. It provides essential connectivity with GbE LAN, HDMI 2.1, and multiple USB ports. The inclusion of DDR5 support with impressive overclocking capabilities makes it a standout option for budget-conscious builders looking to maximize memory performance. With GIGABYTE’s Ultra Durable quality and DIY-friendly features like Q-Flash Plus, it ensures a reliable and easy build experience.

Build smart and stable. Upgrade to the GIGABYTE B860M K today.

CPU	LGA1851 socket: Support for Intel Core Ultra Processors * L3 cache varies with CPU(Go to GIGABYTE’s website for the latest CPU support list.)
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 modules 2 x DDR5 DIMM sockets supporting up to 128 GB (64 GB single DIMM capacity) of system memory Dual channel memory architecture Support for ECC Un-buffered DIMM 1Rx8/2Rx8 memory modules (operate in non-ECC mode) Support for non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 memory modules Support for Extreme Memory Profile (XMP) memory modules (The CPU and memory configuration may affect the supported memory types, datarate (speed), and number of DRAM modules, please refer to “Memory Support List” on GIGABYTE’s website for more information.)
Onboard Graphics	Integrated Graphics Processor-Intel HD Graphics support: 1 x HDMI port, supporting a maximum resolution of 4096×2160@60 Hz * Support for HDMI 2.1 version and HDCP 2.3.(Graphics specifications may vary depending on CPU support.)
Audio	Realtek Audio CODEC High Definition Audio 2/4/5.1/7.1-channel * You can change the functionality of an audio jack using the audio software. To configure 7.1-channel audio, access the audio software for audio settings.* Support for S/PDIF Out
LAN	Realtek GbE LAN chip (1 Gbps/100 Mbps/10 Mbps)
Expansion Slots	CPU 1 x PCI Express x16 slot, supporting PCIe 4.0 and running at x16 (PCIEX16) * The PCIEX16 slot can only support a graphics card or an NVMe SSD. Chipset 1 x PCI Express x1 slot, supporting PCIe 3.0 and running at x1 (PCIEX1)
Storage Interface	Chipset 2 x M.2 connector (Socket 3, M key, type 2280 PCIe 4.0 x4/x2 SSD support) 4 x SATA 6Gb/s connectors * RAID 0, RAID 1, RAID 5, and RAID 10 support for SATA storage devices
USB	Chipset 6 x USB 3.2 Gen 1 ports (4 ports on the back panel, 2 ports available through the internal USB header) 2 x USB 2.0/1.1 ports on the back panel Chipset+USB 2.0 Hub 4 x USB 2.0/1.1 ports available through the internal USB headers
Internal I/O Connectors	1 x 24-pin ATX main power connector 1 x 8-pin ATX 12V power connectors 1 x CPU fan header 1 x CPU fan/water cooling pump header 1 x system fan/water cooling pump header 2 x addressable RGB Gen2 LED strip headers 2 x M.2 Socket 3 connectors, 4 x SATA 6Gb/s connectors 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 Trusted Platform Module header (For the GC-TPM2.0 SPI V2 module only) 1 x serial port header 1 x Clear CMOS jumper
Back Panel Connectors	1 x PS/2 keyboard/mouse port 1 x HDMI port* 4 x USB 3.2 Gen 1 ports 2 x USB 2.0/1.1 ports 1 x RJ-45 port 3 x audio jacks * Actual support may vary by CPU.
I/O Controller	iTE I/O Controller Chip
H/W Monitoring	Voltage detection Temperature detection Fan speed detection Water cooling flow rate detection Fan fail warning Fan speed control * Whether the fan (pump) speed control function is supported will depend on the fan (pump) you install.
BIOS	1 x 256 Mbit flash Use of licensed AMI UEFI BIOS PnP 1.0a, DMI 2.7, WfM 2.0, SM BIOS 2.7, ACPI 5.0
Unique Features	Support for GIGABYTE Control Center (GCC) Support for Q-Flash Support for Smart Backup * Available applications in GCC may vary by motherboard model. Supported functions of each application may also vary depending on motherboard specifications.
Bundled Software	Norton Internet Security (OEM version) LAN bandwidth management software
Operating System	Support for Windows 11 64-bit Support for Windows 10 64-bit * The Intel NPU driver is only supported on Windows 11.
Form Factor	Micro ATX Form Factor

About the Brand

GIGABYTE is a cornerstone of the PC gaming world, trusted by builders and enthusiasts for decades for its commitment to quality and performance. Renowned for its industry-leading motherboards and powerful graphics cards, GIGABYTE delivers top-tier engineering across its entire product stack. For those who demand the absolute best, GIGABYTE's AORUS brand offers premium, cutting-edge components designed for peak gaming dominance and striking aesthetics. Whether you are assembling your first gaming PC or upgrading to a high-end rig, GIGABYTE provides the reliable foundation for victory. At OnlyGaming, we proudly stock a curated selection of GIGABYTE and AORUS products, giving you access to the hardware you need to elevate your game.