GIGABYTE B860 ATX Motherboard for Intel® Core™ Ultra Processors (Series 2)
Optimize your next build with a feature-rich ATX motherboard designed for Intel® Core™ Ultra processors (Series 2). With advanced power delivery, high-speed DDR5 memory support, PCIe 5.0 storage, and next-gen connectivity, this board delivers a solid foundation for performance-focused systems.
Key Features
- CPU Support
- Supports Intel® Core™ Ultra processors (Series 2) on LGA1851 socket
-
Digital twin 12+1+2 phases VRM solution
-
Memory & Performance
- Dual Channel DDR5 with 4 x DIMM slots
- Supports up to 256 GB system memory
- D5 Bionic Corsa for enhanced memory performance
- Supports DDR5 9066(O.C) down to 5600 MT/s
- XMP memory module support
-
Supports ECC Un-buffered DIMM (operates in non-ECC mode) and non-ECC Un-buffered DIMM
-
AI & BIOS Enhancements
- AI Perfdrive: Provides optimal, customized BIOS preset profiles
-
Friendly UI in BIOS and software: Multi-Theme, AIO Fan Control, Q-Flash Auto Scan
-
Storage & Expansion
- Ultra-Fast Storage: 3 x M.2 slots (including 1 x PCIe 5.0 x4)
- 4 x SATA 6Gb/s connectors
- RAID 0/1/5/10 support for SATA devices
-
PCIe expansion with PCIe 5.0 x16 and PCIe 4.0 x1 slots
-
Thermal Design
- VRM Thermal Armor Advanced
- M.2 Thermal Guard
-
Multiple fan and water pump headers
-
Networking & Wireless
- Fast Networking: Realtek® 2.5GbE LAN
- Wi-Fi 6E and Bluetooth 5.3 (module varies by PCB revision)
-
WIFI EZ-Plug for quick and easy Wi-Fi antenna installation
-
Connectivity & Ease of Use
- Extended Connectivity: HDMI, DisplayPort, USB 3.2 Gen 2x2 Type-C® and more
- EZ-Latch Plus: PCIe and M.2 slots with quick-release, screwless design
- EZ-Latch Click: M.2 heatsinks with screwless design
- Q-Flash & Q-Flash Plus for easy BIOS updates
-
Smart Backup support
-
Audio
- Realtek® HD Audio with 2/4/5.1/7.1-channel support
-
S/PDIF Out support
-
Form Factor
- ATX, 30.5cm x 24.4cm
Specifications
CPU
| Item | Details |
|---|---|
| Socket | LGA1851 |
| Support | Intel® Core™ Ultra Processors (Series 2) |
| L3 Cache | Varies with CPU |
| Note | See GIGABYTE’s website for latest CPU support list |
Chipset
| Item | Details |
|---|---|
| Chipset | Intel® B860 Express |
Memory
| Feature | Details |
|---|---|
| Type | DDR5 |
| Speed Support | 9066(O.C)/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 |
| Slots | 4 x DDR5 DIMM sockets |
| Max Capacity | Up to 256 GB (64 GB per DIMM) |
| Channel Architecture | Dual channel |
| ECC Support | ECC Un-buffered DIMM 1Rx8/2Rx8 (operate in non-ECC mode) |
| Non-ECC Support | Un-buffered DIMM 1Rx8/2Rx8/1Rx16 |
| XMP Support | Yes |
| Note | CPU and memory configuration may affect supported types, speeds, and DRAM count; see GIGABYTE website |
Onboard Graphics
| Output | Specification |
|---|---|
| HDMI | Max resolution 4096x2160@60 Hz; supports HDMI 2.1 and HDCP 2.3 |
| DisplayPort | Max resolution 3840x2160@144 Hz; supports DisplayPort 2.1 |
| Note | Graphics specifications may vary depending on CPU; actual support may vary by CPU |
| GPU | Integrated Graphics Processor – Intel® HD Graphics support |
Audio
| Item | Details |
|---|---|
| Codec | Realtek® Audio CODEC |
| Channels | 2/4/5.1/7.1-channel |
| S/PDIF Out | Supported |
| Note | 7.1-channel configurable via audio software; jacks configurable in SW |
LAN
| Item | Details |
|---|---|
| Controller | Realtek® 2.5GbE LAN chip |
| Speeds | 2.5 Gbps / 1 Gbps / 100 Mbps |
Wireless Communication
| PCB Revision | Module | Features |
|---|---|---|
| PCB rev. 1.0 | Intel® Wi-Fi 6E AX211 | Wi-Fi a/b/g/n/ac/ax, 2.4/5/6 GHz bands, Bluetooth 5.3, 11ax 160MHz support |
| PCB rev. 1.1 | Realtek® Wi-Fi 6E RTL8852CE | Wi-Fi a/b/g/n/ac/ax, 2.4/5/6 GHz bands, Bluetooth 5.3, 11ax 160MHz support |
| Note | Actual data rate may vary depending on environment and equipment |
Expansion Slots
| Source | Slot | Standard | Lanes | Notes |
|---|---|---|---|---|
| CPU | 1 x PCI Express x16 (PCIEX16) | PCIe 5.0 | x16 | Supports a graphics card or NVMe SSD only. If only one graphics card is used, install here. |
| Chipset | 2 x PCI Express x16 (PCIEX1_3/4, running x1) | PCIe 4.0 | x1 | – |
Storage
| Source | Connector | Type / Support |
|---|---|---|
| CPU | 1 x M.2 (M2A_CPU) | Socket 3, M key, type 25110/22110/2580/2280, PCIe 5.0 x4/x2 SSD support |
| Chipset | 1 x M.2 (M2Q_SB) | Socket 3, M key, type 25110/22110/2580/2280, PCIe 4.0 x4/x2 SSD support |
| Chipset | 1 x M.2 (M2P_SB) | Socket 3, M key, type 25110/22110/2580/2280, PCIe 4.0 x4/x2 SSD support |
| Chipset | 4 x SATA 6Gb/s | RAID 0, 1, 5, 10 support for SATA storage devices |
USB
| Source | Port/Header | Standard | Location |
|---|---|---|---|
| Chipset | 1 x USB Type-C® | USB 3.2 Gen 2x2 | Back panel |
| Chipset | 1 x USB Type-C® header | USB 3.2 Gen 1 | Internal |
| Chipset | 1 x USB 3.2 Gen 2 Type-A (red) | USB 3.2 Gen 2 | Back panel |
| Chipset | 2 x USB 3.2 Gen 1 | USB 3.2 Gen 1 | Internal headers |
| Chipset | 4 x USB 2.0/1.1 | USB 2.0/1.1 | Back panel |
| Chipset + Hub | 4 x USB 2.0/1.1 | USB 2.0/1.1 | Internal headers |
Internal I/O Connectors
- 1 x 24-pin ATX main power connector
- 1 x 8-pin ATX 12V power connector
- 1 x CPU fan header
- 1 x CPU fan/water cooling pump header
- 2 x system fan headers
- 2 x system fan/water cooling pump headers
- 3 x addressable RGB Gen2 LED strip headers
- 1 x RGB LED strip header
- 3 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 Type-C® header (USB 3.2 Gen 1 support)
- 1 x USB 3.2 Gen 1 header
- 2 x USB 2.0/1.1 headers
- 1 x Trusted Platform Module header (for GC-TPM2.0 SPI/GC-TPM2.0 SPI 2.0/GC-TPM2.0 SPI V2 module only)
- 1 x serial port header
- 1 x Q-Flash Plus button
- 1 x reset jumper
- 1 x Clear CMOS jumper
Back Panel Connectors
- 1 x PS/2 keyboard/mouse port
- 1 x HDMI port (support may vary by CPU)
- 1 x DisplayPort (support may vary by CPU)
- 1 x USB Type-C® port (USB 3.2 Gen 2x2)
- 1 x USB 3.2 Gen 2 Type-A port (red)
- 4 x USB 2.0/1.1 ports
- 2 x antenna connectors (2T2R)
- 1 x RJ-45 LAN port
- 3 x audio jacks
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 (support depends on installed fan/pump)
BIOS
- 1 x 256 Mbit flash
- AMI UEFI BIOS (licensed)
- 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 and functions vary by model and specifications
- Support for Q-Flash
- Support for Q-Flash Plus
- Support for Smart Backup
Bundled Software
- Norton® Internet Security (OEM version)
- LAN bandwidth management software
Operating System Support
- Windows 11 64-bit
- Windows 10 64-bit
- Note: Intel® NPU driver is only supported on Windows 11
Form Factor
- ATX Form Factor
- Dimensions: 30.5cm x 24.4cm
