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    ASRock B850M Pro RS WiFi White Micro ATX Motherboard

    • B850 Riptide WiFi
    • B850 Steel Legend WiFi
    • B850 Pro RS
    • B850 Pro RS WiFi
    • B850 Pro-A
    • B850M Riptide WiFi
    • B850M Steel Legend WiFi
    • B850M Pro RS
    • B850M Pro RS WiFi
    • B850M Pro-A
    • B850M Pro-A WiFi
    • B850M-X WiFi
    • B850I Lightning WiFi
    • B850M Pro RS WiFi White
    • B850M-X WiFi R2.0
    • Supports AMD Socket AM5 Ryzen 9000, 8000 and 7000 Series Processors
    • 8+2+1 Phase Power Design, Dr.MOS for VCore+SOC+MISC
    • 4 x DDR5 DIMMs
    • Supports Dual Channel, up to 8000+ (OC)
    • 1 PCIe 5.0 x16, 1 PCIe 4.0 x4
    • Graphics Output Options: 1 HDMI, 1 DisplayPort
    • Realtek ALC897 7.1 CH HD Audio Codec, Nahimic Audio
    • 1 Blazing M.2 (PCIe Gen5x4)
    • 2 Hyper M.2 (PCIe Gen4x4)
    • 4 SATA3
    • 1 USB 3.2 Gen2 Type-C (Rear)
    • 1 USB 3.2 Gen2 Type-A (Rear)
    • 1 USB 3.2 Gen1 Type-C (Front)
    • 6 USB 3.2 Gen1 (2 Rear, 4 Front)
    • 8 USB 2.0 (4 Rear, 4 Front)
    • Realtek 2.5G LAN
    • 802.11axe WiFi 6E +Bluetooth
    • Supports M.2 Bottom Heatsink, BIOS Flashback
    +
    +
    Specs
    Reviews (4)

    Learn more about the ASRock B850M Pro RS WiFi White

    Best Seller Ranking #81 in AMD Motherboards
    Model
    Brand ASRock
    Model B850M Pro RS WiFi White
    Supported CPU
    CPU Socket Type AM5
    CPU Type Ryzen 7000 Series / Ryzen 8000 Series / Ryzen 9000 Series
    Chipsets
    Chipset AMD B850
    Memory
    Number of Memory Slots 4x288pin (DDR5)
    Memory Standard Up to 8000+(OC)
    Maximum Memory Supported 256GB
    Channel Supported Dual Channel
    ECC Supported Yes
    Buffer Supported Un-buffered
    Expansion Slots
    PCI Express 5.0 x16 1 x PCIe 5.0 x16 Slot (PCIE1), supports x16 mode*
    - 15µ Gold Contact in VGA PCIe Slot (PCIE1)
    PCI Express x4 1 x PCIe 4.0 x4 Slot (PCIE2), supports x4 mode*
    Storage Devices
    Serial ATA (SATA) 4 x SATA 6Gb/s
    M.2 CPU:
    - 1 x Blazing M.2 Socket (M2_1, 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_2, Key M), supports type 2280 PCIe Gen4x4 (64 Gb/s) mode*

    *Supports NVMe SSD as boot disks
    M2_1 is the first priority for M.2 installation.
    M2_1 will run at Gen5x4 with 9000 and 7000 series processors, Gen4x4 with 8000 (Phoenix 1) series processors and Gen4x2 with 8000 (Phoenix 2) series processors.
    If M2_3 is occupied, PCIE2 will be disabled.
    SATA RAID 0/1/10
    Onboard Audio
    Audio Chipset Realtek ALC897
    Audio Channels 7.1 Channels
    Onboard LAN
    LAN Chipset Dragon RTL8125BG
    Max LAN Speed 2.5Gbps
    Wireless LAN Wi-Fi 802.11 axe
    Bluetooth Bluetooth 5.3
    Rear Panel Ports
    Back I/O Ports 2 x Antenna Ports
    1 x HDMI Port
    1 x DisplayPort 1.4
    1 x USB 3.2 Gen2 Type-A Port (10 Gb/s)
    1 x USB 3.2 Gen2 Type-C Port
    2 x USB 3.2 Gen1 Ports
    4 x USB 2.0 Ports
    1 x RJ-45 LAN Port
    1 x BIOS Flashback Button
    HD Audio Jacks: Line in / Front Speaker / Microphone
    Internal I/O Connectors
    Onboard USB 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)
    1 x Front Panel Type C USB 3.2 Gen1 Header
    Other Connectors 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 Connectors (4-pin) (Smart Fan Speed Control)***
    3 x Chassis Fan Connectors (4-pin) (Smart Fan Speed Control)***
    1 x Front Panel Audio Connector

    *Supports in total up to 12V/3A, 36W LED Strip

    **Support in total up to 5V/3A, 15W LED Strip

    ***CPU_FAN1 supports the fan power up to 1A (12W).
    CPU_FAN2 and CHA_FAN1~3 support the fan power up to 3A (36W).
    CPU_FAN2 and CHA_FAN1~3 can auto detect if 3-pin or 4-pin fan is in use.
    Physical Spec
    Form Factor Micro ATX
    Dimensions (W x L) 9.6" x 9.6"
    Power Pin 1 x 24 pin ATX Power Connector
    1 x 8 pin 12V Power Connector (Hi-Density Power Connector)
    1 x 4 pin 12V Power Connector (Hi-Density Power Connector)
    Software Feature
    Software Software
    - ASRock Motherboard Utility (A-Tuning)
    - ASRock Dragon 2.5G LAN Software
    - ASRock Polychrome SYNC
    UEFI
    - ASRock EZ Mode
    - ASRock Full HD UEFI
    - ASRock Auto Driver Installer
    - ASRock Instant Flash
    Windows 11 Supported
    Features
    Features Superb Productivity
    - PCIe Gen5 (Graphics, M.2)
    - Dual Channel DDR5
    Rock-Solid Durability
    - 8+2+1 Power Phase, Dr.MOS for VCore+SOC+MISC
    - Pre-Installed I/O Shield
    Ultrafast Connectivity
    - 2.5G LAN, 802.11axe Wi-Fi 6E Module
    EZ Update
    - BIOS Flashback Button
    - ASRock Auto Driver Installer
    EZ Troubleshooter
    - ASRock Post Status Checker
    Packaging
    Package Contents 2 x SATA Data Cables
    2 x ASRock WiFi 2.4/5/6 GHz Antennas
    Additional Information
    First Listed on Newegg August 04, 2025

    Warranty & Returns

    Warranty, Returns, And Additional Information

    Warranty

    • Limited Warranty period (parts): 3 years
    • Limited Warranty period (labor): 3 years
    • Read full details

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