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ASUS
ASUS PRIME B550M-A AMD B550 Socket AM4 micro ATX
SKU
90MB14I0-M0EAY0
In Stock
AMD B550 (Ryzen AM4) micro ATX motherboard with dual M.2, PCIe 4.0, 1 Gb Ethernet, HDMI/D-Sub/DVI, SATA 6 Gbps, USB 3.2 Gen 2 Type-A, and Aura Sync RGB headers support
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Next Day (UK) Delivery offered on stock items
- AMD AM4 socket: Ready for 3rd Gen AMD RyzenTM Processors
- Comprehensive cooling: VRM heatsink, PCH heatsink, and Fan Xpert 2+
- Ultrafast connectivity: Dual M.2, PCIe 4.0, Intel® WiFi 6, 1 Gb Ethernet, USB 3.2 Gen 2 Type-A
- Aura Sync RGB: Onboard addressable Gen 2 header for RGB LED strips, easily synced with Aura Sync-capable hardware
| Technical details | |
|---|---|
| Motherboard chipset family | AMD |
| Motherboard chipset | AMD B550 |
| Motherboard form factor | micro ATX |
| Performance | |
| Motherboard chipset family | AMD |
| Motherboard chipset | AMD B550 |
| Motherboard form factor | micro ATX |
| Processor | |
| Processor manufacturer | AMD |
| Compatible processor series | AMD Ryzen 3000 Series |
| Processor socket | Socket AM4 |
| Memory | |
| Number of memory slots | 4 |
| Memory slots type | DIMM |
| Supported memory types | DDR4-SDRAM |
| 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 | |
|---|---|
| Supported storage drive interfaces | M.2, SATA |
| 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 1 (3.1 Gen 1) Type-C ports quantity | 0 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity | 2 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity | 0 |
| USB 2.0 ports quantity | 0 |
| eSATA ports quantity | 0 |
| VGA (D-Sub) ports quantity | 0 |
| PS/2 ports quantity | 1 |
| Firewire (IEEE 1394) ports | 0 |
| HDMI ports quantity | 1 |
| Ethernet LAN (RJ-45) ports | 1 |
| DVI-D ports quantity | 1 |
| Network | |
| Ethernet LAN | Yes |
| LAN controller | Realtek 8111H |
| Bluetooth | Yes |
| Bluetooth version | 5.1 |
| Features | |
| Motherboard chipset family | AMD |
| Motherboard chipset | AMD B550 |
| Motherboard form factor | micro ATX |
| Harmonized System (HS) code | 84733020 |
| BIOS | |
| BIOS type | UEFI AMI |
| BIOS memory size | 256 Mbit |
| Logistics data | |
| Harmonized System (HS) code | 84733020 |
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|---|---|---|---|---|---|---|
| SKU |
90MB14I0-M0EAY0
|
90MB14S0-M0EAY0
|
B550 AORUS ELITE V2
|
90MB19U0-M0EAY0
|
90MB1BZ0-M0EAY0
|
B760M DS3H AX DDR4
|
| Manufacturer |
ASUS
|
ASUS
|
Gigabyte
|
ASUS
|
ASUS
|
Gigabyte
|
| Processor manufacturer |
AMD
|
AMD
|
AMD
|
AMD
|
AMD
|
Intel
|
| Motherboard form factor |
micro ATX
|
ATX
|
ATX
|
ATX
|
ATX
|
micro ATX
|
| Processor socket |
Socket AM4
|
Socket AM4
|
Socket AM4
|
Socket AM4
|
Socket AM5
|
LGA 1700
|
| Supported memory types |
DDR4-SDRAM
|
DDR4-SDRAM
|
DDR4-SDRAM
|
DDR4-SDRAM
|
DDR5-SDRAM
|
DDR4-SDRAM
|
| Component for |
N/A
|
PC
|
PC
|
PC
|
PC
|
PC
|
| Number of memory slots |
4 to 6
|
4 to 6
|
4 to 6
|
4 to 6
|
4 to 6
|
4 to 6
|