# Asus PRO B550M-C/CSM Desktop Motherboard - AMD Chipset - Socket AM4 - Micro ATX

- Category: Motherboard
- Brand: ASUS
- Model: PRO B550M-C/CSM
- Part number: 90MB15Q0-M0EAYC
- Price (US): $146.69
- Price last checked: 2026-08-07
- Rating: 4.0/5 from 8 Amazon reviews
- Warranty: 3 years
- Product page: https://buildmypc.net/component-details/motherboard/asus-pro-b550m-c-csm-90mb15q0-m0eayc/

## Specifications

| Spec | Value |
| --- | --- |
| Brand | ASUS |
| Model | PRO B550M-C/CSM |
| Socket Type | AM4 |
| Chipset | AMD B550 |
| Form Factor | Micro ATX |
| Memory Type | 4 x DDR4 |
| Max Memory Support | 128 GB |

## Key Features

- UPC: 192876992333
- Weight: 1.950 lbs

---

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