B850 AORUS STEALTH ICE DDR5 (REV 1.0)

AMD Socket AM5, support for:
AMD Ryzen™ 9000 Series Processors/
AMD Ryzen™ 8000 Series Processors/
AMD Ryzen™ 7000 Series Processors
(Go to GIGABYTE's website for the latest CPU support list.)

AMD

AM5

AMD B850

Support for DDR5 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 MT/s memory modules.

4 x DDR5 DIMM sockets supporting up to 256 GB (64 GB single DIMM capacity) of system memory
Dual channel memory architecture

Support for non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 memory modules
Support for AMD EXtended Profiles for Overclocking (AMD EXPO™) and Extreme Memory Profile (XMP) memory modules
(The CPU and memory configuration may affect the supported memory types, data rate (speed), and number of DRAM modules, please refer to "Memory Support List" on GIGABYTE's website for more information.)

8200

Integrated Graphics Processor with AMD Radeon™ Graphics support:
- 1 x HDMI port, supporting a maximum resolution of 4096x2160@60 Hz

* Support for HDMI 2.1 version, HDCP 2.3, and HDR.
** Support for native HDMI 2.1 TMDS compatible ports.

(Graphics specifications may vary depending on CPU support.)

None

Realtek® ALC1220 CODEC
* The back panel line out jack supports DSD audio.

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

CPU:
1 x PCI Express x16 slot (PCIEX16),
AMD Ryzen™ 9000/7000 Series Processors support PCIe 5.0 x16 mode
AMD Ryzen™ 8000 Series-Phoenix 1 Processors support PCIe 4.0 x8 mode
AMD Ryzen™ 8000 Series-Phoenix 2 Processors support PCIe 4.0 x4 mode
* The PCIEX16 slot can only support a graphics card or an NVMe SSD. If only one graphics card is to be installed, be sure to install it in the PCIEX16 slot.

Chipset:
- 1 x PCI Express x16 slot, supporting PCIe 4.0 and running at x4 (PCIEX4)
* The PCIEX4 slot shares bandwidth with the M2D_SB connector. The PCIEX4 slot becomes unavailable when a device is installed in the M2D_SB connector.

PCIe 5.0

1 x M.2 connector (M2A_CPU), integrated in the CPU, supporting Socket 3, M key, type 25110/22110/2580/2280 SSDs:
- AMD Ryzen™ 9000/7000 Series Processors support PCIe 5.0 x4/x2 SSDs
- AMD Ryzen™ 8000 Series-Phoenix 1 Processors support PCIe 4.0 x4/x2 SSDs
- AMD Ryzen™ 8000 Series-Phoenix 2 Processors support PCIe 4.0 x4/x2 SSDs

1 x M.2 connector (M2B_CPU), integrated in the CPU, supporting Socket 3, M key, type 22110/2280 SSDs:
- AMD Ryzen™ 9000/7000 Series Processors support PCIe 5.0 x4/x2 SSDs
- AMD Ryzen™ 8000 Series-Phoenix 1 Processors support PCIe 4.0 x4/x2 SSDs
* The M2B_CPU connector becomes unavailable when an AMD Ryzen™ 8000 SeriesPhoenix 2 processor is used.

2 x M.2 connectors (M2C_SB, M2D_SB), integrated in the Chipset, supporting Socket 3, M key, type 22110/2280 PCIe 4.0 x4/x2 SSDs

2 x SATA 6Gb/s connectors

RAID 0, RAID 1, RAID 5, and RAID 10 support for NVMe SSD storage devices
* RAID 5 is only available on AMD Ryzen™ 9000 Series Processors.

RAID 0 and RAID 1 support for SATA storage devices

NVMe

4

CPU:
- 1 x USB Type-C® port on the back panel, with USB 3.2 Gen 2 support
CPU+USB 3.2 Gen 1 Hub:
- 4 x USB 3.2 Gen 1 ports on the back panel
CPU+USB 2.0 Hub:
- 4 x USB 2.0/1.1 ports on the back panel

Chipset:
- 1 x USB Type-C® port with USB 3.2 Gen 2x2 support, available through the internal USB header
- 2 x USB 3.2 Gen 2 Type-A ports (red) on the back panel
- 2 x USB 3.2 Gen 1 ports available through the internal USB header
- 4 x USB 2.0/1.1 ports available through the internal USB headers

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
4 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
4 x M.2 Socket 3 connectors
2 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 2x2 support
1 x USB 3.2 Gen 1 header
2 x USB 2.0/1.1 headers
1 x noise detection header
1 x Trusted Platform Module header (For the GC-TPM2.0 SPI V2 module only)
1 x Q-Flash Plus button
1 x power button
1 x reset button
1 x reset jumper
2 x temperature sensor headers
1 x Clear CMOS jumper

1 x HDMI port (Note)
2 x antenna connectors (2T2R)
1 x USB Type-C® header, with USB 3.2 Gen 2 support
2 x USB 3.2 Gen 2 Type-A ports (red)
4 x USB 3.2 Gen 1 ports
4 x USB 2.0/1.1 ports
1 x RJ-45 port
1 x optical S/PDIF Out connector
2 x audio jacks

(Note) Actual support may vary by CPU.

Realtek® 5GbE LAN chip (5 Gbps/2.5 Gbps/1 Gbps/100 Mbps)

Realtek® Wi-Fi 7 RTL8922AE
- WIFI a, b, g, n, ac, ax, supporting 2.4/5/6 GHz carrier frequency bands
- BLUETOOTH 5.4
- Support for 11be 160MHz wireless standard
(Actual data rate may vary depending on environment and equipment.)

* Wi-Fi 7 features require Windows 11 SV3 to function properly. (There is no support driver for Windows 10.)
** Wi-Fi 7 channels on 6 GHz band availability depends on individual country's regulations.
*** Bluetooth version may change with updates. See the Wi-Fi chip vendor's website for details.

ATX 

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.

1 x 512 Mbit flash
Use of licensed AMI UEFI BIOS
PnP 1.0a, DMI 2.7, WfM 2.0, SM BIOS 2.7, ACPI 5.0

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 Q-Flash Plus
Support for Smart Backup

Norton® Internet Security (OEM version)

Support for Windows 11 64-bit

N/A