| Basic Information | ||
| Supported CPU | AMD Socket AM5 for AMD Ryzen 9000 & 8000 & 7000 Series Desktop Processors | |
| Chipset | AMD B850 | |
| BIOS | 256 Mb Flash ROM, UEFI AMI BIOS | |
| Form Factor | ATX | |
| Audio | ROG SupremeFX 7.1 Surround Sound High Definition Audio CODEC ALC4080 | |
| Expansion Slots | ||
| PCI | AMD Ryzen™ 9000 & 7000 Series Desktop Processors 1 x PCIe 5.0 x16 slot with Q-Release Slim AMD Ryzen™ 8000 Series Desktop Processors 1 x PCIe 5.0 x16 slot with Q-Rlease Slim (supports PCIe 4.0 x8 or x4 mode)* AMD B850 Chipset 1 x PCIe 4.0 x16 slot (supports x4 mode)** * Specifications vary by CPU types. ** PCIEX16(G4) slot (supports x4 mode) from AMD B850 Chipset shares bandwidth with M.2_3 |
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| M.2 Socket | 4 x M.2 | |
| Memory | ||
| Maximum Memory | 256GB | |
| Slots | 4 x DIMM | |
| Supported Memory | max. 256GB, DDR5 Supports up to 8000+MT/s (OC) with Ryzen™ 9000 & 8000 & 7000 Series Processors ECC and Non-ECC, Un-buffered DIMM Dual channel memory architecture Supports AMD Extended Profiles for Overclocking (EXPO™) ASUS Enhanced Memory Profile (AEMP) |
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| Type | DDR5 | |
| Graphics | ||
| Graphics | 1 x DisplayPort* 1 x HDMI™ port** - Graphics specifications may vary between CPU types. Please refer to AMD CPU specifications. * Supports max. 8K@30Hz as specified in DisplayPort 1.4 ** Supports 4K@60Hz as specified in HDMI 2.1 *** VGA resolution support depends on processors' or graphic cards' resolution. |
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| Connector & Ports | ||
| HDMI | 1x HDMI 2.1 | |
| USB (s) | Rear USB (Total 10 ports) 1 x USB 20Gbps port (1 x USB Type-C®) 3 x USB 10Gbps ports (2 x Type-A + 1 x USB Type-C®) 4 x USB 5Gbps ports (4 x Type-A) 2 x USB 2.0 ports (2 x Type-A) Front USB (Total 7 ports) 1 x USB 10Gbps connector (supports USB Type-C®) 1 x USB 5Gbps header supports 2 additional USB 5Gbps ports 2 x USB 2.0 headers support 4 additional USB 2.0 ports * USB Type-C® power delivery output: max. 5V/3A |
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| LAN Port (s) | 1 x Intel 2.5Gb Ethernet ASUS LANGuard |
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| Supported Storage | Total supports 4 x M.2 slots and 2 x SATA 6Gb/s ports AMD Ryzen™ 7000 & 9000 Series Desktop Processors M.2_1 (Key M), type 2242/2260/2280 (supports PCIe 5.0x4 mode) M.2_2 (Key M), type 2280/22110 (supports PCIe 4.0 x4 mode) AMD Ryzen™ 8000 Series Desktop Processors M.2_1 (Key M), type 2242/2260/2280 (supports PCIe 4.0x4 mode) M.2_2 (Key M), type 2280/22110 (supports PCIe 4.0 x4/x2 mode)* AMD B850 Chipset M.2_3 (Key M), type 2280 (supports PCIe 4.0 x4)** M.2_4 (Key M), type 2280 (supports PCIe 4.0 x4) 2 x SATA 6Gb/s ports * Specifications vary by CPU types. ** M.2_3 slot shares bandwidth with PCIEX16(G4). When PCIEX16(G4) slot is operating, M.2_3 will be disabled. |
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| RAID | AMD RAIDXpert2 Technology Ryzen 9000 Series Processors: RAID 0/1/5/10 Ryzen 8000 Series Processors: RAID 0/1 Ryzen 7000 Series Processors: RAID 0/1/10 |
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| Audio | 2 x Audio jacks | |
| Internal I/O Ports | Fan and Cooling Related 1 x 4-pin CPU Fan header 1 x 4-pin CPU OPT Fan header 1 x 4-pin AIO Pump header 4 x 4-pin Chassis Fan headers Power Related 1 x 24-pin Main Power connector 2 x 8-pin +12V CPU Power connectors Storage Related 3 x M.2 slots (Key M) 4 x SATA 6Gb/s ports USB 1 x USB 10Gbps connector (supports USB Type-C® ) 1 x USB 5Gbps header supports 2 additional USB 5Gbps ports 2 x USB 2.0 headers support 4 additional USB 2.0 ports Miscellaneous 3 x Addressable Gen 2 headers 1 x Clear CMOS header 1 x Chassis Intrusion header 1 x COM Port header 1 x Front Panel Audio header (F_AUDIO) 1 x 10-1 pin Front System Panel header 1 x Thunderbolt™ (USB4®) header Back Panel I/O Ports: 1 x USB 20Gbps port (1 x USB Type-C®) 3 x USB 10Gbps ports (3 x Type-A) 4 x USB 5Gbps ports (4 x Type-A) 2 x USB 2.0 ports (2 x Type-A) 1 x DisplayPort 1 x HDMI port 1 x Wi-Fi module 1 x Realtek 2.5Gb Ethernet port 5 x Audio jacks 1 x BIOS FlashBack button |
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| Display Port (s) | 1x DisplayPort 1.4 | |
| Wireless Communication module | Wi-Fi 7* 2x2 Wi-Fi 7 (802.11be) Supports 2.4/5/6GHz frequency band** Supports Wi-Fi 7 160MHz bandwidth, up to 2.9Gbps transfer rate Bluetooth v5.4 |
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| Others | ||
| Warranty Information | ||
| Warranty | 3 Year | |
The ASUS ROG Strix B850-A Gaming WiFi is a premium, high-performance ATX motherboard built for gamers, content creators, and hardware enthusiasts. Sporting a sleek, striking silver and white aesthetic on a dark PCB, it brings elite Republic of Gamers styling to the mid-tier AMD B850 chipset. It features the future-proof AM5 socket, unlocking full compatibility with AMD Ryzen™ 9000, 8000, and 7000 Series desktop processors.
Engineered for rock-solid stability and easy tuning, the motherboard boasts a robust 14+2+2 power stage VRM architecture rated at 80A per stage. Cooled by massive, high-conductivity thermal pads and optimized heatsinks, it ensures consistent power flow under heavy gaming or multi-core production workloads. The board handles up to 192GB of dual-channel DDR5 memory, reaching blistering speeds of 8000+ MT/s (OC) via AMD EXPO and ASUS Enhanced Memory Profile (AEMP) technologies to keep latency to an absolute minimum.
The primary expansion lane features a fortified PCIe 5.0 x16 SafeSlot, ready to extract maximum bandwidth from next-generation graphics cards without sagging. For lightning-fast boot sequences and immediate game loading, it accommodates four M.2 slots—including a native PCIe 5.0 x4 hyper-speed slot shielded by dedicated M.2 heatsinks and backplates to eliminate thermal throttling.
Online experiences are highly optimized, integrating cutting-edge Wi-Fi 7 with an ASUS Q-Antenna alongside Intel 2.5Gb Ethernet for ultra-low latency, high-bandwidth gaming. The rich rear I/O features ultra-fast USB 20Gbps Type-C® ports, a BIOS FlashBack™ button, and a Clear CMOS button. DIY building is further simplified via the PCIe Slot Q-Release Slim and toolless M.2 Q-Latch mechanisms. Finally, integrated addressable Gen 2 headers with Aura Sync RGB support allow full visual customization to complete a premium rig.
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