ASUS PRIME B450M‑A II DDR4 mATX AMD B450 Motherboard – AM4 Ryzen 1st–3rd/5000/4000 G‑Series, HDMI/DVI, BIOS FlashBack™

ASUS PRIME B450M‑A II DDR4 mATX AMD B450 Motherboard – AM4 Ryzen 1st–3rd/5000/4000 G‑Series, HDMI/DVI, BIOS FlashBack™

The ASUS PRIME B450M‑A II is a reliable micro‑ATX motherboard based on the AMD B450 chipset, supporting AM4 socket processors from Ryzen 1st to 3rd Gen (including 4000/5000 G-Series). With DDR4 up to 4400 MHz (OC), multiple display outputs (HDMI, DVI, VGA), PCIe 3.0 x16, M.2 and SATA storage, USB Gen 2 support, BIOS FlashBack™, ASUS 5X Protection III, and Aura RGB—perfect for budget builds, office PCs, or DIY gaming systems.

Key Features

• AM4 socket supporting Ryzen 5000/4000 G-Series, 3rd–1st Gen Ryzen & Athlon

• Up to 128 GB DDR4 at 4400 MHz OC; ECC support depending on CPU

• HDMI 2.0, DVI-D & VGA outputs for flexible displays

• 1×PCIe 3.0×16 GPU slot plus 2×PCIe x1 expansion slots

• Storage: 1×M.2 (PCIe/SATA), 6×SATA 6 Gb/s with RAID 0/1/10

• Rear USB: 2×USB 3.2 Gen 2, 4×USB 3.2 Gen 1, 4×USB 2.0; Front supports up to 6 additional USBs

• Realtek Gigabit LAN with ASUS LANGuard

• Supreme Audio via Realtek ALC887 codec

• ASUS tools: BIOS FlashBack™, 5X Protection III, SafeSlot Core, Q-DIMM, UEFI BIOS EZ Mode

• Aura Sync-ready RGB header & chassis fan controls

Specifications Table