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ASRock B450M/AC R2.0 AM4 AMD Promontory B450 Micro ATX Motherboard
ASRock B450M/AC R2.0 AM4 AMD Promontory B450 Micro ATX Motherboard
ASRock B450M/AC R2.0 AM4 AMD Promontory B450 Micro ATX Motherboard
ASRock B450M/AC R2.0 AM4 AMD Promontory B450 Micro ATX Motherboard
ASRock B450M/AC R2.0 AM4 AMD Promontory B450 Micro ATX Motherboard
ASRock B450M/AC R2.0 AM4 AMD Promontory B450 Micro ATX Motherboard
ASRock B450M/AC R2.0 AM4 AMD Promontory B450 Micro ATX Motherboard
ASRock B450M/AC R2.0 AM4 AMD Promontory B450 Micro ATX Motherboard

ASRock B450M/AC R2.0 AM4 AMD Promontory B450 SATA 6Gb/s Micro ATX AMD Motherboard

Original price was: $149.00.Current price is: $139.00.

ASRock B450M/AC R2.0 Micro ATX motherboard with AM4 socket, Wi-Fi, and M.2 support. Fits systems using AMD Ryzen 2000, 3000, and 5000 processors.
SKU: 13-157-974
Brands:
Primary Category: Gaming PC Components

Shipping: 5-9 days

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Additional information

Additional information

Part Type

Motherboard

Device Type

Desktop

Brand

ASRock

Model Number

B450M/AC R2.0

Device Compatibility

AMD AM4 Socket Ryzen 2000, 3000 and 5000 Series

Original/Aftermarket

Original

Condition

New

SKU

13-157-974

Detail

ASRock B450M/AC R2.0 AM4 AMD B450 SATA 6Gb/s Micro ATX AMD Motherboard


CONDITION:

  • New: This item is brand-new, unused, unopened, and undamaged, in its original packaging.

INCLUDES:

  • I/O Shield
  • 2 x SATA Data Cables
  • 2 x ASRock Wi-Fi 2.4/5 GHz Antennas
  • 1 x Screw for M.2 Socket
  • Quick Installation Guide
  • Support CD

COMPATIBILITY:

  • AMD AM4 Socket Ryzen 2000, 3000 and 5000 Series Desktop Processors

NOTE: Please verify your device’s model number to ensure that this part is compatible.


TECHNICAL SPECIFICATIONS:

  • Form Factor: Micro ATX
  • CPU Socket: AM4
  • Chipset: AMD B450 (Promontory)
  • Supported CPUs:
    • AMD Ryzen 2000, 3000, and 5000 Series
    • AMD Athlon Series (AM4)
  • Memory Support:
    • 4× DDR4 DIMM slots
    • Up to 128GB total
    • Up to DDR4-3200+ (OC), varies by CPU generation
    • Dual-channel architecture
    • Supports ECC (PRO CPUs only) & non-ECC unbuffered memory
    • Supports AMD Memory Profiles
  • Expansion Slots:
    • 1× PCIe 3.0 x16 (Ryzen Matisse/Pinnacle/Summit Ridge CPUs)
    • 1× PCIe 2.0 x16 (x4 mode)
    • 1× M.2 (Key E) slot with included Wi-Fi module
  • Storage:
    • 1× Ultra M.2 PCIe Gen3 x4 (or Gen3 x2 on Athlon)
    • 4× SATA 6Gb/s
    • Supports RAID 0/1/10
  • USB Ports:
    • Rear:
    • 4× USB 3.2 Gen1
    • 2× USB 2.0
    • Internal:
    • 2× USB 3.2 Gen1 (via header)
    • 4× USB 2.0 (via header)
  • Networking:
    • Realtek Gigabit LAN (RTL8111H)
    • Intel Dual-Band Wi-Fi 802.11ac (2.4GHz & 5GHz)
    • Bluetooth 4.2 / 3.0
  • Audio:
    • Realtek ALC892/897
    • 7.1-Channel HD Audio
    • Surge protection and content protection support
  • Video Outputs:
    • HDMI 1.4 (up to 4K @ 30Hz) — requires compatible APU
  • Other Features:
    • RGB & ARGB headers
    • Smart Fan Speed Control (CPU, chassis, water pump)
    • AMD Fan LED and USB headers
    • UEFI BIOS with multilingual GUI
    • Full Spike Protection (all USB, Audio, LAN)
    • Software: A-Tuning, Polychrome Sync, XFast LAN
  • Operating System Support:
    • Windows 11
    • Windows 10 64-bit
  • Compatible Identifying Number:
    • Model: B450M/AC R2.0

ABOUT:

  • The ASRock B450M/AC R2.0 Micro ATX motherboard is used in desktop systems with AMD AM4 socket CPUs, such as Ryzen 2000, 3000, and 5000 series. It connects and manages the CPU, memory, storage, and other components. This model includes built-in Wi-Fi, M.2 SSD support, and SATA ports for fast and flexible performance in small form factor builds.

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