ASUS ROG Strix B850-G Gaming WiFi AMD mATX motherboard, 14+2+1 power stages, DDR5 slots, four M.2 slots, PCIe® 5.0, WiFi 7, USB 20Gbps Type-C® and Aura Sync RGB
Specifications
Processor
| Processor manufacturer | AMD |
| Processor socket | Socket AM5 |
| Compatible processor series | AMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series |
Memory
| Supported memory types | DDR5-SDRAM |
| Number of memory slots | 4 |
| Memory slots type | DIMM |
| Memory channels | Dual-channel |
| ECC сompatibility | ECC & Non-ECC |
| Supported memory clock speed (max) | 8000 MHz |
| Maximum internal memory | 256 GB |
| Unbuffered memory | Yes |
Storage controllers
| Supported storage drive types | HDD & SSD |
| Supported storage drive interfaces | M.2, SATA III |
| Number of HDDs supported | 2 |
| Number of storage drives supported | 6 |
| RAID support | Yes |
| RAID levels | 0, 1, 5, 10 |
Graphics
| Parallel processing technology support | Not supported |
Internal I/O
| USB 2.0 connectors | 2 |
| USB 3.2 Gen 1 (3.1 Gen 1) connectors | 1 |
| USB 3.2 Gen 2 (3.1 Gen 2) connectors | 1 |
| Number of SATA III connectors | 2 |
| Front panel audio connector | Yes |
| Front panel connector | Yes |
| ATX Power connector (24-pin) | Yes |
| CPU fan connector | Yes |
| Number of CPU fan connectors | 1 |
| Number of chassis fan connectors | 3 |
| Chassis intrusion connector | Yes |
| EPS power connector (8-pin) | Yes |
| 12V power connector | Yes |
Rear panel I/O ports
| USB 2.0 ports quantity | 2 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 4 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity | 2 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity | 1 |
| USB 3.2 Gen 2x2 Type-C ports quantity | 1 |
| Ethernet LAN (RJ-45) ports | 1 |
| HDMI ports quantity | 1 |
| DisplayPorts quantity | 1 |
| Microphone in | Yes |
| S/PDIF out port | Yes |
| WiFi-AP antenna jack | 2 |
Network
| Ethernet LAN | Yes |
| Ethernet interface type | 2.5 Gigabit Ethernet |
| Wi-Fi | Yes |
| Top Wi-Fi standard | Wi-Fi 7 (802.11be) |
| Wi-Fi standards | Wi-Fi 7 (802.11be) |
| Bluetooth | Yes |
| Bluetooth version | 5.4 |
Features
| Motherboard chipset | AMD B850 |
| Audio output channels | 7.1 channels |
| Product colour | White |
| Component for | PC |
| Motherboard form factor | micro ATX |
| Motherboard chipset family | AMD |
| Windows operating systems supported | Windows 11 |
Expansion slots
| PCI Express x16 (Gen 5.x) slots | 1 |
| Number of M.2 (M) slots | 4 |
BIOS
| BIOS type | UEFI AMI |
| BIOS memory size | 256 Mbit |
| Clear CMOS button | Yes |
Packaging data
| Package width | 285 mm |
| Package depth | 277 mm |
| Package height | 72.5 mm |
Weight & dimensions
Packaging content
Other features
| Audio output | Realtek ALC1220P 7.1 Surround Sound High Definition Audio CODEC*<br />- Impedance sense for front and rear headphone outputs<br />- Internal audio Amplifier to enhance the highest quality sound for headphone and speakers<br />- Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking<br />- High quality 120 dB SNR stereo playback output and 113 dB SNR recording input (Line-in)<br />- Supports up to 32-Bit/192 kHz playback*<br /><strong>Audio Features </strong><br />- SupremeFX Shielding Technology<br />- Savitech SV3H712 AMP <br />- Rear optical S/PDIF out port<br />- Premium audio capacitors<br />- Audio cover<br />*A chassis with an HD audio module in the front panel is required to support 7.1 Surround Sound audio output. |
| Special features | <strong>Total supports 4 x M.2 slots and 2 x SATA 6Gb/s ports*</strong><br /><strong>AMD Ryzen™ 9000 & 7000 Series Desktop Processors*</strong><br />M.2_1 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4 mode)<br />M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 5.0 x4 mode)<br /><strong>AMD Ryzen™ 8000 Series Desktop Processors*</strong><br />M.2_1 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4 mode)<br />M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4/x2 mode)<br /><br /><strong>AMD B850 Chipset</strong><br />M.2_3 slot (Key M), type 2280 (supports PCIe 4.0 x4)<br />M.2_4 slot (Key M), type 2280 (supports PCIe 4.0 x4) on the underside of the board<br /><br />2 x SATA 6Gb/s ports<br />*Specifications vary by CPU types. |
| Other features | 4 x DIMM slots, max. 256GB, DDR5<br />Supports up to 8000+MT/s(OC) with Ryzen™ 9000 & 8000 & 7000 Series Processors<br />ECC and Non-ECC Un-buffered DIMM<br />Dual channel memory architecture <br />Supports AMD Extended Profiles for Overclocking (EXPO™)<br />ASUS Enhanced Memory Profile (AEMP)<br />* Supported memory types, data rate (speed), and number of DRAM modules vary depending on the CPU and memory configuration, for more information please refer to CPU/Memory Support list under the Support tab of product information site or visit https://www.asus.com/support/download-center/. Adjustments will be made based on the specifications of mass-produced memory products available on the market.<br />**Non-ECC, un-buffered DDR5 memory supports On-Die ECC function. |
| Graphics output | 1 x DisplayPort**<br />1 x HDMI™ port*** <br />* Graphics specifications may vary between CPU types. Please refer to AMD CPU specifications.<br />** Supports max. 8K@30Hz as specified in DisplayPort 1.4.<br />*** Supports 4K@60Hz as specified in HDMI 2.1. <br />**** VGA resolution support depends on processors' or graphic cards' resolution. |
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