The GIGABYTE B860M K is an LGA1851 micro-ATX board for Intel Core Ultra (Series 2) processors such as the Ultra 5 and Ultra 7 265KF. It gives you two DDR5 slots for up to 128GB, two PCIe 4.0 M.2 slots and Gigabit LAN, which is everything a no-nonsense gaming build needs.
Key features
- Supports Intel Core Ultra (Series 2) on LGA1851
- 4+1+2 phase hybrid VRM
- DDR5 up to 8800MT/s (OC) with XMP profiles
- PCIe 4.0 x16 slot with EZ-Latch quick release
- Two M.2 PCIe 4.0 x4 slots for NVMe SSDs
- Gigabit LAN and HDMI for integrated graphics
Specifications
| Brand | GIGABYTE |
|---|---|
| Model | B860M K |
| Chipset | Intel B860 |
| Socket | LGA1851 |
| Memory | 2x DDR5 DIMM, up to 128GB, dual channel |
| Memory speed | 5600 / 6400, up to 8800MT/s (OC) |
| Graphics slot | 1x PCIe 4.0 x16 |
| Storage | 2x M.2 PCIe 4.0 x4 (2280) + SATA 6Gb/s |
| Network | Gigabit LAN |
| Rear I/O | HDMI, 4x USB 3.2 Gen 1, 2x USB 2.0, PS/2, RJ-45, 3 audio jacks |
| Form factor | Micro ATX, 24.4 x 21.5 cm |
| OS support | Windows 11 / Windows 10 64-bit |
Before you order
- There are only two RAM slots, so for 64GB use 2x 32GB.
- The listed networking is wired LAN; plan a Wi-Fi adapter if you need wireless.
- HDMI output only works with a CPU that has integrated graphics. F and KF chips need a graphics card.
See more boards in our motherboards range.
FAQ
Does the B860M K support 12th, 13th or 14th Gen Intel?
No. LGA1851 is for Intel Core Ultra (Series 2) only.
How much RAM does it support?
Up to 128GB across two slots, 64GB per module.
How many NVMe drives can I install?
Two, in the M.2 PCIe 4.0 x4 slots, plus SATA drives.
Can I overclock the CPU on it?
B860 allows memory overclocking. CPU overclocking needs a Z890 board.
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