ASUS Prime B550M-K ARGB is a Micro-ATX motherboard with the AMD B550 chipset and AM4 socket. It is a mainstream platform for AMD Ryzen AM4 processors with DDR4 memory.
Key features
- AMD B550 chipset: mainstream platform for AMD Ryzen AM4 processors
- AM4 socket: fits AMD Ryzen AM4 CPUs
- DDR4 memory support: affordable, widely available memory
- Micro-ATX form factor: compact size for smaller cases
Specifications
| Brand | ASUS |
|---|---|
| Model | PRIME-B550M-K-ARGB |
| Type | Motherboard |
| Chipset | AMD B550 |
| CPU socket | AM4 |
| Form factor | Micro-ATX |
| Memory | DDR4 |
Who is it for?
For PC builders putting together a AMD AM4 system in a compact case.
Frequently asked questions
Which processors work with the ASUS Prime B550M-K ARGB?
It uses the AM4 socket and supports AMD Ryzen AM4 processors. The newest CPUs may need a BIOS update; check ASUS's CPU support list.
Does the ASUS Prime B550M-K ARGB support DDR4?
Yes. It supports DDR4 memory only; DDR5 modules will not fit.
Will the ASUS Prime B550M-K ARGB fit my case?
It is a Micro-ATX board, so it fits Micro-ATX and ATX cases.
Does it have WiFi?
Built-in WiFi is not listed for this model; use Ethernet or add a WiFi card or USB adapter.








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