GIGABYTE AMD B850 ATX Motherboard
Key Features
- X3D Turbo Mode – Unleash a new era of gaming performance
- AMD Socket AM5 Support – Compatible with AMD Ryzen™ 9000 / 8000 / 7000 Series Processors
- DDR5 Overclocking – Support for DDR5 OC memory up to 8200 MT/s
- Digital 6+2+2 Phases VRM Solution
- Dual Channel DDR5 – 4 DIMM slots with AMD EXPO™ memory module support
- WIFI EZ-Plug – Quick and easy Wi‑Fi antenna installation
- PCIe EZ-Latch Plus – PCIe slots with quick release design
- Friendly UI – Multi-theme interface, AIO fan control, and Q-Flash auto scan in BIOS and software
- Ultra-Fast Storage – 3 x M.2 slots, including one PCIe 5.0 x4 slot
- Efficient Thermal Design – VRM Thermal Armor Advanced
- Fast Networking – GbE LAN & Wi‑Fi 6 (802.11ax)
- Extended Connectivity – HDMI and DisplayPort video outputs
Specifications
CPU
| Feature | Details |
|---|---|
| Socket | AMD Socket AM5 |
| Supported CPUs | AMD Ryzen™ 9000 / 8000 / 7000 Series Processors |
| Note | For the latest CPU support list, please refer to GIGABYTE’s website. |
Chipset
| Feature | Details |
|---|---|
| Chipset | AMD B850 |
Memory
| Feature | Details |
|---|---|
| Memory Type | DDR5 |
| Supported Speeds | 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(O.C) / 6200(O.C) / 6000(O.C) / 5800(O.C) / 5600(O.C) / 5200 / 4800 / 4400 MT/s |
| DIMM Slots | 4 x DDR5 DIMM sockets |
| Max Capacity | Up to 256 GB (64 GB per DIMM) |
| Architecture | Dual channel |
| Supported Modules | Non-ECC Un-buffered DIMM 1Rx8 / 2Rx8 / 1Rx16 |
| Memory OC Profiles | Support for AMD EXPO™ and XMP memory modules |
| Note | CPU and memory configuration may affect supported memory types, speed, and module count. Refer to the “Memory Support List” on GIGABYTE’s website. |
Onboard Graphics
Integrated Graphics Processor with AMD Radeon™ Graphics support (graphics support may vary by CPU).
| Output | Max Resolution | Standard / Features |
|---|---|---|
| DisplayPort | 3840x2160 @ 144 Hz | DisplayPort 1.4, HDR |
| HDMI | 4096x2160 @ 60 Hz | HDMI 2.1, HDCP 2.3, HDR, native HDMI 2.1 TMDS compatible ports |
Audio
| Feature | Details |
|---|---|
| Codec | Realtek® Audio CODEC |
| Audio | High Definition Audio, 2/4/5.1/7.1-channel* |
* Audio jack functionality can be changed via audio software. To configure 7.1-channel audio, use the audio software settings.
LAN
| Feature | Details |
|---|---|
| Controller | Realtek® GbE LAN chip |
| Speed | 1 Gbps / 100 Mbps / 10 Mbps |
Wireless Communication
| Feature | Details |
|---|---|
| Module | Realtek® Wi‑Fi 6 RTL8851BE |
| Wi‑Fi Standards | a, b, g, n, ac, ax |
| Bands | 2.4 / 5 GHz |
| Bluetooth | Bluetooth 5.3 |
| Wireless Standard | Support for 11ax 80 MHz |
| Note | Actual data rate may vary depending on environment and equipment. |
Expansion Slots
| Slot | Interface / Source | Mode / Notes |
|---|---|---|
| 1 x PCIEX16 | PCI Express x16, integrated in CPU | Ryzen™ 9000/7000: PCIe 5.0 x16 mode; Ryzen™ 8000 Phoenix 1: PCIe 4.0 x8 mode; Ryzen™ 8000 Phoenix 2: PCIe 4.0 x4 mode. Supports only a graphics card or an NVMe SSD. If only one graphics card is installed, use PCIEX16. |
| 3 x PCIEX1 (PCIEX1_1, PCIEX1_2, PCIEX1_3) | PCI Express x16 physical slots, via chipset | PCIe 3.0, running at x1 |
Storage Interface
| Connector | Source | Form Factor | Interface / Mode | CPU Support |
|---|---|---|---|---|
| 1 x M.2 (M2A_CPU) | CPU | Socket 3, M key, 22110/2280 | Ryzen™ 9000/7000: PCIe 5.0 x4/x2; Ryzen™ 8000 Phoenix 1: PCIe 4.0 x4/x2; Ryzen™ 8000 Phoenix 2: PCIe 4.0 x4/x2 | |
| 1 x M.2 (M2B_CPU) | CPU | Socket 3, M key, 22110/2280 | Ryzen™ 9000/7000: PCIe 4.0 x4/x2; Ryzen™ 8000 Phoenix 1: PCIe 4.0 x4/x2; Ryzen™ 8000 Phoenix 2: PCIe 4.0 x2 | |
| 1 x M.2 (M2C_SB) | Chipset | Socket 3, M key, 22110/2280 | PCIe 4.0 x2 | |
| 4 x SATA 6Gb/s | Chipset | — | SATA 6Gb/s |
RAID Support
- NVMe SSDs: RAID 0, RAID 1, RAID 5*, RAID 10
- SATA devices: RAID 0, RAID 1, RAID 10
* RAID 5 is only available on AMD Ryzen™ 9000 Series Processors.
USB
CPU
- 1 x USB Type-C® port on back panel (USB 3.2 Gen 1)
- 2 x USB 3.2 Gen 2 Type-A ports (red) on back panel
Chipset
- 1 x USB Type-C® port with USB 3.2 Gen 1 support (via internal header)
- 4 x USB 3.2 Gen 1 ports (2 on back panel, 2 via internal header)
- 4 x USB 2.0/1.1 ports on back panel
Chipset + USB 2.0 Hub
- 4 x USB 2.0/1.1 ports via internal headers
Internal I/O Connectors
- 1 x 24‑pin ATX main power connector
- 1 x 8‑pin ATX 12V power connector
- 1 x 4‑pin ATX 12V power connector
- 1 x CPU fan header
- 1 x CPU fan / water cooling pump header
- 3 x system fan headers
- 1 x system fan / water cooling pump header
- 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 USB Type-C® header with 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 modules only)
- 1 x reset jumper
- 1 x Clear CMOS jumper
Back Panel Connectors
- 1 x DisplayPort*
- 1 x HDMI port*
- 1 x Q‑Flash Plus button
- 4 x USB 2.0/1.1 ports
- 1 x PS/2 keyboard/mouse port
- 2 x USB 3.2 Gen 2 Type-A ports (red)
- 1 x USB Type-C® port with USB 3.2 Gen 1 support
- 1 x RJ‑45 LAN port
- 2 x USB 3.2 Gen 1 ports
- 2 x antenna connectors (2T2R)
- 3 x audio jacks
* Actual support may vary by CPU.
I/O Controller
| Feature | Details |
|---|---|
| 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*
* Fan/pump speed control support depends on the 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)*
- Support for Q‑Flash
- Support for Q‑Flash Plus
- Support for Smart Backup
* Available applications and supported functions in GCC may vary by motherboard model and specifications.
Bundled Software
- Norton® Internet Security (OEM version)
- LAN bandwidth management software
Operating System Support
- Windows 11 64‑bit
- Windows 10 64‑bit
Form Factor
| Feature | Details |
|---|---|
| Form Factor | ATX |
| Dimensions | 30.5 cm x 24.4 cm |
