



GIGABYTE B860M K
CPU
- LGA1851 socket: Support for Intel Core Ultra Processors
- L3 cache varies with CPU
Chipset
- Intel B860 Express Chipset
Memory
- 2 x DDR5 DIMM sockets supporting up to 128 GB (64 GB single DIMM capacity)of system memory
- Dual channel memory architecture
Onboard Graphics
- 1 x HDMI port, supporting a maximum resolution of 4096x2160@60 Hz
* Support for HDMI 2.1 version and HDCP 2.3.
Audio
- Realtek Audio CODEC
- High Definition Audio
- 2/4/5.1/7.1-channel
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
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; 24.4cm x 24.4cm
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
CPU
- LGA1851 socket: Support for Intel Core Ultra Processors
- L3 cache varies with CPU
Chipset
- Intel B860 Express Chipset
Memory
- 2 x DDR5 DIMM sockets supporting up to 128 GB (64 GB single DIMM capacity)of system memory
- Dual channel memory architecture
Onboard Graphics
- 1 x HDMI port, supporting a maximum resolution of 4096x2160@60 Hz
* Support for HDMI 2.1 version and HDCP 2.3.
Audio
- Realtek Audio CODEC
- High Definition Audio
- 2/4/5.1/7.1-channel
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
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; 24.4cm x 24.4cm
























