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ASUS
ASUS PRIME B550M-K ARGB AMD B550 Socket AM4 micro ATX
SKU
90MB1GC0-M0EAY0
In Stock
AMD B550 (Ryzen™ AM4) mATX motherboard with dual M.2 slots, PCIe 4.0, Realtek 1Gb Ethernet, DisplayPort/HDMI™, SATA 6 Gbps, rear USB 3.2 Gen 1 ports, front USB 3.2 Gen 1 Type-C® and Aura Sync
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- AMD AM4 Socket: Ready for AMD RyzenTM 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series Desktop Processors
- Ultrafast Connectivity: PCIe 4.0, dual M.2 slots, Realtek 1Gb Ethernet, rear USB 3.2 Gen 1 ports and front USB 3.2 Gen 1 Type-C®
- Comprehensive Cooling: PCH heatsink, hybrid fan headers and Fan Xpert 2+
- Aura Sync RGB Lighting: Onboard Addressable Gen 2 headers for RGB LED strips, easily synced with Aura Sync-capable hardware
| Internal I/O | |
|---|---|
| Number of M.2 (M) slots | 2 |
| USB 3.2 Gen 2 (3.1 Gen 2) connectors | 0 |
| Front panel connector | Yes |
| 12V power connector | Yes |
| Supported storage drive interfaces | M.2 |
| USB 2.0 connectors | 2 |
| USB 3.2 Gen 1 (3.1 Gen 1) connectors | 2 |
| TPM connector | Yes |
| S/PDIF out connector | Yes |
| Number of SATA III connectors | 4 |
| Number of COM connectors | 1 |
| Number of chassis fan connectors | 2 |
| Front panel audio connector | Yes |
| CPU fan connector | Yes |
| ATX Power connector (24-pin) | Yes |
| RGB LED pin header | Yes |
| Technical details | |
| Motherboard chipset family | AMD |
| Motherboard chipset | AMD B550 |
| HDMI version | 2.1 |
| Motherboard form factor | micro ATX |
| Component for | PC |
| Audio | |
| Audio output channels | 7.1 channels |
| Performance | |
| Supported storage drive types | HDD & SSD |
| Windows operating systems supported | Windows 10 x64, Windows 11 |
| Motherboard chipset family | AMD |
| Motherboard chipset | AMD B550 |
| RAID levels | 0, 1, 10 |
| Audio output channels | 7.1 channels |
| Motherboard form factor | micro ATX |
| Component for | PC |
| Processor | |
| Processor manufacturer | AMD |
| Processor socket | Socket AM4 |
| Memory | |
| Number of memory slots | 2 |
| Memory slots type | DIMM |
| Supported memory types | DDR4-SDRAM |
| Memory channels | Dual-channel |
| Supported memory clock speeds | 2133,2400,2666,2800,2933,3000,3200,3333,3400,3466,3600,3733,3866,4000,4133,4200,4266,4333,4400,4466,4600,4866,5100 MHz |
| Maximum internal memory | 64 GB |
| Unbuffered memory | Yes |
| Storage controllers | |
| Supported storage drive types | HDD & SSD |
| Supported storage drive interfaces | M.2 |
| RAID levels | 0, 1, 10 |
| RAID support | Yes |
| 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 | 0 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity | 0 |
| DisplayPort version | 1.4 |
| USB 2.0 ports quantity | 2 |
| VGA (D-Sub) ports quantity | 0 |
| PS/2 ports quantity | 1 |
| Microphone in | Yes |
| Headphone outputs | 1 |
| HDMI version | 2.1 |
| HDMI ports quantity | 1 |
| Ethernet LAN (RJ-45) ports | 1 |
| DVI-D ports quantity | 0 |
| DisplayPorts quantity | 1 |
| Line-in | Yes |
| Network | |
|---|---|
| Ethernet LAN | Yes |
| Wake-on-LAN ready | Yes |
| Ethernet interface type | Gigabit Ethernet |
| Features | |
| Windows operating systems supported | Windows 10 x64, Windows 11 |
| Motherboard chipset family | AMD |
| Motherboard chipset | AMD B550 |
| Audio output channels | 7.1 channels |
| Motherboard form factor | micro ATX |
| Component for | PC |
| Expansion slots | |
| Number of M.2 (M) slots | 2 |
| PCI Express x1 (Gen 3.x) slots | 1 |
| PCI Express x16 (Gen 3.x) slots | 1 |
| PCI Express x16 (Gen 4.x) slots | 1 |
| BIOS | |
| BIOS type | EFI AMI |
| Clear CMOS jumper | Yes |
| BIOS memory size | 128 Mbit |
| Packaging data | |
| Package width | 260 mm |
| Package depth | 270 mm |
| Package height | 515 mm |
| Package weight | 960 g |
| Software | |
| Windows operating systems supported | Windows 10 x64, Windows 11 |
| Weight & dimensions | |
| Height | 36.5 mm |
| Package width | 260 mm |
| Package depth | 270 mm |
| Package height | 515 mm |
| Package weight | 960 g |
| Weight | 460 g |
| Width | 244 mm |
| Depth | 221 mm |
| Packaging content | |
| Cables included | SATA |
| Other features | |
| Height | 36.5 mm |
| Package width | 260 mm |
| Package depth | 270 mm |
| Package height | 515 mm |
| Package weight | 960 g |
| Weight | 460 g |
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|---|---|---|---|---|---|---|
| SKU |
90MB1GC0-M0EAY0
|
B550 AORUS ELITE V2
|
90MB1700-M0EAYC
|
90MB19P0-M0EAYC
|
B760M DS3H DDR4
|
PRO B760M-P
|
| Manufacturer |
ASUS
|
Gigabyte
|
ASUS
|
ASUS
|
Gigabyte
|
MSI
|
| Processor manufacturer |
AMD
|
AMD
|
Intel
|
Intel
|
Intel
|
Intel
|
| Motherboard form factor |
micro ATX
|
ATX
|
micro ATX
|
micro ATX
|
micro ATX
|
micro ATX
|
| Processor socket |
Socket AM4
|
Socket AM4
|
LGA 1200 (Socket H5)
|
LGA 1700
|
LGA 1700
|
LGA 1700
|
| Supported memory types |
DDR4-SDRAM
|
DDR4-SDRAM
|
DDR4-SDRAM
|
N/A
|
DDR4-SDRAM
|
DDR5-SDRAM
|
| Component for |
PC
|
PC
|
PC
|
PC
|
PC
|
PC
|
| Number of memory slots |
2 to 3
|
4 to 6
|
4 to 6
|
2 to 3
|
4 to 6
|
4 to 6
|