ASUS PRIME B450M-A II

General

• Brand: ASUS

• Series: PRIME

• Model: B450M‑A II

• Form Factor: Micro‑ATX

• Chipset: AMD B450

• Socket: AM4

CPU Support

• Compatible Processors: AMD Ryzen 1st, 2nd, 3rd Gen (Zen, Zen+, Zen 2, Zen 3 with BIOS update)

• Max Cores Supported: Up to 16 cores (Ryzen 9 series)

Memory

• Slots: 4 × DIMM

• Type: DDR4

• Max Capacity: 128 GB

• Speed: Up to 4400 MHz (OC)

• Dual Channel: Supported

Expansion Slots

• PCIe x16: 1 × PCIe 3.0 x16 (CPU), 1 × PCIe 2.0 x16 (x4 mode)

• PCIe x1: 2 × PCIe 2.0 x1

Storage

• M.2 Slots: 1 × M.2 (PCIe 3.0 x4 & SATA)

• SATA Ports: 4 × SATA 6 Gb/s

• RAID Support: RAID 0, 1, 10

Graphics Output

• HDMI: 1 × HDMI 2.0b

• DVI‑D: 1 × DVI‑D

• D‑Sub (VGA): 1 × D‑Sub

Audio

• Codec: Realtek ALC887

• Channels: 7.1 surround sound

Networking

• LAN: Realtek RTL8111H Gigabit Ethernet

Rear I/O Ports

• 1 × PS/2 (Keyboard/Mouse combo)

• 1 × D‑Sub

• 1 × DVI‑D

• 1 × HDMI

• 2 × USB 3.2 Gen 2 (Type‑A)

• 4 × USB 3.2 Gen 1 (Type‑A)

• 2 × USB 2.0

• 1 × RJ‑45 LAN

• 3 × Audio jacks

Internal Connectors

• 1 × 24‑pin ATX main power

• 1 × 8‑pin CPU power

• 1 × USB 3.2 Gen 1 header

• 2 × USB 2.0 headers

• 4 × SATA connectors

• 1 × M.2 slot

• Multiple fan headers

Dimensions & Build

• Size: 24.4 × 24.4 cm (Micro‑ATX)

• Design: Black PCB with silver accents

Package Contents