# ASUS Prime B450M-K II (Socket AM4/B450/DDR4/S-ATA 600/Micro ATX)

- Category: Motherboard
- Brand: ASUS
- Model: PRIME B450M
- Part number: PRIME B450M-A
- Price (US): currently unavailable
- Price last checked: 2026-08-06
- Rating: 4.5/5 from 2144 Amazon reviews
- Warranty: 5 years
- Product page: https://buildmypc.net/component-details/motherboard/asus-prime-b450m-prime-b450m-a/

## Specifications

| Spec | Value |
| --- | --- |
| Brand | ASUS |
| Model | PRIME B450M |
| Socket Type | AM4 |
| Chipset | AMD B450 |
| Form Factor | Micro ATX |
| Memory Type | 4 x DDR4 |
| Max Memory Support | 64 GB |

## Key Features

- Comprehensive cooling: PCH heat sink and Xpert fan
- Ultra-fast connectivity: M.2 support, 1GB Ethernet and USB 3.2 Gen 1 Type-A
- Ultrafast connectivity: Supreme flexibility with USB 3.1 Gen 2 and native M.2
- ASUS Aura Sync header: Onboard connector for RGB LED strips, easily synced with an ever-growing portfolio of Aura Sync-capable hardware
- 5X Protection III: Multiple hardware safeguards for all-around system protection

---

Source: BuildMyPC (https://buildmypc.net/) — free PC parts compatibility checker. Prices update daily. As an Amazon Associate, BuildMyPC earns from qualifying purchases.