The ASUS ROG Strix B850-A Gaming WiFi is a high-performance ATX motherboard designed for AMD's AM5 platform, supporting Ryzen™ 7000, 8000, and 9000 series processors. It features a robust 14+2+2 power stage design, ensuring stable power delivery for demanding tasks. The motherboard supports up to 256GB of DDR5 memory, with speeds exceeding 8000MT/s when overclocked, and is compatible with both ECC and non-ECC unbuffered DIMMs. For storage, it offers four M.2 slots and one PCIe 5.0 x16 SafeSlot, providing ample space for high-speed SSDs. Connectivity options include WiFi 7 with ASUS Q-Antenna, 2.5Gb Ethernet, and multiple USB ports, including USB 20Gbps Type-C. Additional features like ASUS AI Advisor, AI Networking II, and Aura Sync RGB lighting enhance the overall user experience.
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Specification |
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Unique Feature
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Superb Productivity - PCIe Gen5 (Graphics, M.2) - Dual Channel DDR5 - Thunderbolt™ 4/USB4 Type-C Ports (40 Gb/s) Rock-Solid Durability - Server-Grade Low-Loss PCB - 28+1+2+1+1 Power Phase, 110A SPS for VCore with Enlarged Heatsink Armor - Memory OC Shield - Flexible Integrated I/O Shield - 20K Long-lasting Black Caps (high quality and conductive polymer capacitors) Ultrafast Connectivity - Marvell 10G LAN, Realtek 5G LAN - 802.11be Wi-Fi 7 Module EZ Update - BIOS Flashback Button - ASRock Auto Driver Installer
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CPU
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- Supports Intel® Core™ Ultra Processors (Series 2) (LGA1851RL-ILM) - Supports Intel® Hybrid Technology - Supports Intel® Turbo Boost Max 3.0 Technology - Supports Intel® Thermal Velocity Boost (TVB) - Supports Intel® Adaptive Boost Technology (ABT) - Integrated NPU for dedicated AI acceleration - Supports ASRock Hyper BCLK Engine
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Chipset
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- Intel® Z890
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Memory
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- Dual Channel DDR5 Memory Technology - 4 x DDR5 DIMM Slots - Supports DDR5 non-ECC, un-buffered memory up to 9600MHz+(OC)* - Supports Clocked Unbuffered DIMM (CUDIMM) - Max. capacity of system memory: 256GB - Supports Intel® Extreme Memory Profile (XMP) 3.0x
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BIOS
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256Mb AMI UEFI Legal BIOS with GUI support
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Graphics
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Intel® Xe LPG Graphics Architecture - 2 x Intel® Thunderbolt™ 4/USB4, support HDCP 2.3 and max. resolution up to 8K 60Hz / 5K 120Hz*
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Audio
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- 5.1 CH HD Audio with Content Protection (Realtek ALC4082 Audio Codec) - WIMA Audio Capacitors (For Front Outputs) - ESS SABRE9219 DAC for Front Panel Audio (130dB SNR) - Individual PCB Layers for R/L Audio Channel - Impedance Sensing on Rear Out port - Nahimic Audio
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LAN
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1 x 10 Gigabit LAN 100/1000/2500/5000/10000 Mb/s (Marvell AQC113) - Support Wake-On-LAN - Support PXE 1 x 5 Gigabit LAN 10/100/1000/2500/5000 Mb/s (Realtek RTL8126)
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Wireless LAN
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- 802.11be 2x2 Wi-Fi 7 Module - Supports IEEE 802.11a/b/g/n/ac/ax/axe/be - Supports 2.4GHz/5GHz/6GHz frequency band* - Supports 320MHz channel bandwidth with 6GHz frequency band* - 1 antenna to support 2 (Transmit) x 2 (Receive) diversity technology - Supports Bluetooth 5.4 - Supports MU-MIMO - Supports Killer LAN Software
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Slots
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CPU: - 2 x PCIe 5.0 x16 Slots (PCIE1 and PCIE2), support x16 or x8/x8 modes* Chipset: - 1 x PCIe 4.0 x16 Slot (PCIE3), supports x4 mode* - 1 x M.2 Socket (Key E), supports type 2230 WiFi/BT PCIe WiFi module - Supports AMD CrossFire™ - 15μ Gold Contact in VGA PCIe Slots (PCIE1 and PCIE2)
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Storage
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CPU: - 1 x Blazing M.2 Socket (M2_1, Key M), supports type 2280 PCIe Gen5x4 (128 Gb/s) mode* - 1 x Blazing M.2 Socket (M2_2, Key M), supports type 2280 PCIe Gen5x4 (128 Gb/s) mode* - 1 x Hyper M.2 Socket (M2_3, Key M), supports type 2280 PCIe Gen4x4 (64 Gb/s) mode* Chipset: - 1 x Hyper M.2 Socket (M2_4, Key M), supports type 2280 PCIe Gen4x4 (64 Gb/s) mode* - 1 x Hyper M.2 Socket (M2_5, Key M), supports type 2280 PCIe Gen4x4 (64 Gb/s) mode* - 1 x Hyper M.2 Socket (M2_6, Key M), supports type 2242/2260/2280 SATA3 6.0 Gb/s & PCIe Gen4x4 (64 Gb/s) modes* - 4 x SATA3 6.0 Gb/s Connectors
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RAID
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- Supports RAID 0, RAID 1, RAID 5 and RAID 10 for SATA storage devices - Supports RAID 0, RAID 1, RAID 5 and RAID 10 for M.2 NVMe storage devices
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USB
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CPU: - 2 x Thunderbolt™ 4/USB4 Type-C (Rear) Chipset: - 2 x USB 3.2 Gen2x2 Type-C (Front) - 4 x USB 3.2 Gen2 Type-C (Rear) - 4 x USB 3.2 Gen1 Type-A (Front) - 4 x USB 3.2 Gen1 Type-C (Rear) - 4 x USB 2.0 (Front)
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Connector
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- 3 x Thermistor Cable Headers - 1 x SPI TPM Header - 1 x Power LED and Speaker Header - 1 x RGB LED Header* - 3 x Addressable LED Headers** - 2 x CPU Fan Connector (4-pin) (Smart Fan Speed Control)*** - 4 x Chassis Fan Connectors (4-pin) (Smart Fan Speed Control)*** - 1 x AIO Pump Fan Connector (4-pin) (Smart Fan Speed Control)*** - 1 x Water Pump Fan Connector (4-pin) (Smart Fan Speed Control)*** - 1 x 24 pin ATX Power Connector (Hi-Density Power Connector) - 2 x 8 pin 12V Power Connectors (Hi-Density Power Connector) - 1 x Front Panel Audio Connector (15μ Gold Audio Connector) - 2 x USB 2.0 Headers (Support 4 USB 2.0 ports) - 2 x USB 3.2 Gen1 Headers (Support 4 USB 3.2 Gen1 ports) - 2 x Front Panel Type C USB 3.2 Gen2x2 Headers (20 Gb/s) - 1 x Dr. Debug with LED - 1 x Power Button with LED - 1 x Reset Button with LED
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Rear Panel I/O
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- 2 x Antenna Ports - 1 x Optical SPDIF Out Port - 2 x Thunderbolt™ 4/USB4 Type-C Ports (40 Gb/s)* - 4 x USB 3.2 Gen2 Type-C Ports (10 Gb/s) - 4 x USB 3.2 Gen1 Type-C Ports (USB32_TC_56 support Ultra USB Power.) - 2 x RJ-45 LAN Ports - 1 x Clear CMOS Button - 1 x BIOS Flashback Button - 1 x Line Out Jack (Gold Audio Jack) - 1 x Microphone Input Jack (Gold Audio Jack)
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Software and UEFI
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Software - ASRock Motherboard Utility (A-Tuning) - Killer Control Center - ASRock Polychrome SYNC* UEFI - ASRock EZ Mode - ASRock Full HD UEFI - ASRock My Favorites in UEFI - ASRock Auto Driver Installer - ASRock Instant Flash
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Form Factor
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EATX Form Factor: 12.0-in x 10.8-in, 30.5 cm x 27.4 cm - 10 Layer PCB - 2oz Copper PCB
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