Motherboard PRIME B550M-A ATX +2GLN+U3.2+M2 SATA6+4xDDR4
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ASUS Prime series is expertly engineered to unleash the full potential of 3rd Generation AMD Ryzen platform. Boasting a robust power design, comprehensive cooling solutions and intelligent tuning options, Prime B550 series motherboards provide daily users and DIY PC builders a range of performance tuning options via intuitive software and firmware features.
Tune It Your Way
Comprehensive controls form the foundation of the ASUS Prime series. The Prime B550 motherboard packs flexible tools to tune every aspect of your system, enabling you to tweak performance settings to perfectly match the way you work – maximizing your productivity.
Cool to the Core
Prime B550 series is engineered with multiple onboard heatsinks and an array of hybrid fan headers to ensure your rig stays cool and stable under intense workloads.
VRM Heatsink and Thermal Pads
A VRM heatsink with underneath thermal pad improves heat transfer from the MOSFETs and chokes for better cooling performance.
Build on a Solid Foundation
Prime B550 motherboard provides all the fundamentals to boost daily productivity, so your system will be ready for action with stable power, intuitive cooling and flexible transfer options.
Little Things Make a Big Difference
Prime B550 series adds the nuanced details that improve every experience, from exclusive codecs that provide pristine audio quality to intuitive RGB lighting controls that let you customize your system to create a uniquely personal look.
Outstanding Audio
Combined onboard features deliver elevated audio
Intelligent design and premium hardware create audio quality unlike anything you've ever experienced.
Audio Shielding
Separates analog/digital signal domains, significantly reducing multi-lateral interference.
Separate Layer for Left and Right Tracks
Ensures minimal crosstalk between audio paths.
Premium Japanese Capacitors
Premium parts provide an immersive sound signature, with exceptional fidelity.
| Processor | |
| Processor manufacturer | AMD |
| Processor socket | Socket AM4 |
| Compatible processor series | AMD Ryzen 3000 Series |
| Memory | |
| Supported memory types | DDR4-SDRAM |
| Number of memory slots | 4 |
| Memory slots type | DIMM |
| Supported memory clock speeds | 2133,2400,2666,2800,3000,3200,3333,3466,3600,3733,3866,4000,4133,4266,4400,4600 MHz |
| Maximum internal memory | 128 GB |
| Storage controllers | |
| Supported storage drive interfaces | M.2, SATA |
| Internal I/O | |
| USB 2.0 connectors | 2 |
| USB 3.2 Gen 1 (3.1 Gen 1) connectors | 1 |
| Number of SATA connectors | 4 |
| Rear panel I/O ports | |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 4 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity | 2 |
| Ethernet LAN (RJ-45) ports | 1 |
| PS/2 ports quantity | 1 |
| HDMI ports quantity | 1 |
| DVI-D ports quantity | 1 |
| Network | |
| Ethernet LAN | Yes |
| LAN controller | Realtek 8111H |
| Bluetooth | Yes |
| Bluetooth version | 5.1 |
| Features | |
| Motherboard chipset | AMD B550 |
| Motherboard form factor | micro ATX |
| Motherboard chipset family | AMD |
| BIOS | |
| BIOS type | UEFI AMI |
| BIOS memory size | 256 Mbit |
| Logistics data | |
| Harmonized System (HS) code | 84733020 |
| Warranty | |
| Base Warranty | Non Non |