ASRock B550M Pro4
Category: Motherboard
Manufacturer: ASRock
Socket: AM4
Chipset: B550M
Form Factor: Micro-ATX
Memory: DDR4
Price: $84.99 from Newegg

ASRock B550M Pro4
Socket
AM4
Chipset
B550M
Form Factor
Micro-ATX
Memory
DDR4
Best price from Newegg
$84.99
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Overview
An Micro-ATX board on the B550M chipset, AM4 socket. Memory support covers 4 DDR4 slots up to 128GB total. Expansion includes 2 M.2 slots and 2 PCIe slots. Start with socket compatibility for your CPU, then weigh chipset extras. Expect to pay around $84.99, which lands it among budget options.
Use the PlanMyPC system builder to verify it works alongside your other components and to watch live retailer pricing. Warranty coverage follows ASRock's standard policy — confirm regional terms on the listing. Every published spec is tabulated below, and compatibility against your current part list is checked automatically. The category page surfaces comparable models near the same price, which makes shortlisting against this motherboard straightforward.
| Specification | Value |
|---|---|
| Wi-Fi | No |
| Socket | AM4 |
| Chipset | B550M |
| M.2 Slots | 2 |
| PCIe Slots | 2 |
| Bluetooth | No |
| Max Memory | 128 GB |
| Form Factor | Micro-ATX |
| Memory Type | DDR4 |
| Memory Slots | 4 |




