GIGABYTE B860M-K DDR5 Motherboard - Black

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

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

Hybrid VRM Design
The best VRM design ever built with the highest quality components. Delivers enhanced system performance with ultimate hardware scalability.

Comprehensive Thermal
UD motherboards come with advanced full-metal thermal design and durable heatsinks to keep your system cool and efficient.

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

GbE LAN with Bandwidth Management
GbE LAN features a network bandwidth management application which helps to improve network latency and maintain low ping times to deliver better responsiveness in crowded LAN environments.

PCIe 4.0 Hardware Design
Featuring PCIe 4.0 x16 slot and PCIe 4.0 M.2 slot support, GIGABYTE Motherboards are ready to work with the PCIe 4.0 devices to provide the superior performance.

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

EZ Debug Zone
Centralized debug LEDs and control buttons provide a handy and organized troubleshooting process when building a new computer.

PCIe EZ-Latch
Unlock the latch of the PCIe slot easily when remove the graphics card in the PCIe slot.

UC BIOS
Restructured with user-centered and intuitive performance adjustment mechanisms.

Q-FLASH Auto Scan
The new Auto Scan function featues when using USB flashdrive during Q-Flash, the BIOS file will be auto scanned instead of searching manually.

GIGABYTE Control Center
A unified software platform encompassing multiple GIGABYTE product.

RGB Fusion
Personalize the RGB illumination on your motherboard and connected peripherals.

Specifications

CPU
- LGA1851 socket: Support for Intel® Core™ Ultra Processors
- (Go 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 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 4096x2160@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 j
- 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)
- * Available applications in GCC may vary by motherboard model. Supported functions of each application may also vary depending on motherboard specifications.
- Support for Q-Flash
- Support for Smart Backup
Bundled Software
- Norton Internet Security (OEM version)
- LAN bandwidth management software
- * Service discontinued as a result of contract termination by the software provider.
Operating System
- Support for Windows 11 64-bit
- Support for Windows 10 64-bit
- * The Intel NPU driver and Intel® 800 Platform Performance Package Installer are only supported on Windows 11.
Form Factor : Micro ATX Form Factor; 24.4cm x 21.5cm