CPU
| CPU Socket | Socket AM4 |
| CPU Brand | AMD |
| Installed Processors (Max) | 0 (1) |
| Supported Processor Manufacturer | AMD |
| Supported Processors | AMD Ryzen 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series Desktop Processors |
| 64-bit Support | Yes |
| Socket | AM4 |
Rear Panel I/O Ports
| USB Ports | 2 x USB 3.1 4 x USB 3.0 |
| HDMI Port | 1 x HDMI 2.1 |
| VGA Port | 1 x D-Sub |
| Keyboard/Mouse Combo Port | 1 x PS/2 |
| RJ-45 Ports | 1 x RJ-45 |
| Digital Port | 1 x DVI-D |
| Audio Line In Ports | 1 x 3.5mm Jack |
| Audio Line Out Ports | 1 x 3.5mm Jack |
| Microphone In Port | 1 x 3.5mm Jack |
| Antenna Connector(s) | 2 x SMA Antenna |
Internal I/O Connectors
| SATA Connectors | 4 x SATA III |
| USB Connectors | 1 x USB 3.0 header (supports 2 ports) 2 x USB 2.0 headers (supports 4 ports) |
| Speaker | 1 x Speaker header |
| Front Panel Connectors | 1 x Front Panel 1 x Front Audio |
| Cooling Fan Support | 1 x CPU fan header 1 x CPU OPT fan header 2 x Chassis fan headers |
| Serial Connectors | 1 x COM header |
| TPM Header | 1 x SPI TPM header |
| Power Connector Port | 1 x 24-pin ATX 1 x 8-pin EPS |
| Other Connectors | 1 x M.2 slot, Key M, Type 2242/2260/2280/22110 (PCIe Gen4 or SATA) 1 x M.2 slot, Key M, Type 2242/2260/2280/22110 (PCIe Gen3 or SATA) 1 x M.2 slot, Key M, Type 2242/2260/2280 (PCIe Gen3 or SATA) 1 x 3-pin ARGB LED headers 2 x 4-pin RGB LED headers |
Memory
| Memory Bus Speed | Up to 4866 MHz |
| Memory Type | DDR4 |
| Maximum RAM | 128 GB |
| Memory Slot | 4 x DIMM |
Motherboard
| Northbridge | AMD B550 |
| RAID Supported | Yes |
| RAID Format | RAID 0, 1, 10 |
| SATA Supported | Yes |
Expansion
| Number of PCI Express Slots | 1 x PCI Express 4.0 x16 slot 2 x PCI Express 3.0 x1 slots |
Graphics Device
| Integrated Graphics Supported | Yes |
Sound
| Integrated Sound | Realtek |
Warranty
| Warranty | 3 Years |
Network
| Integrated Network | Realtek |
| Network Speeds Supported | Up to 1 Gbps |
| Wireless LAN | Yes (Wi-Fi 6) |
| Bluetooth | Yes |
| Bluetooth Version | 5.2 |
System Requirements
| Operating Systems Supported | Microsoft Windows 11 / 10 64-bit |
System
| Jumpers | 1 x Clear CMOS |
| Software Included (may be trial or restricted) | Yes |
| Drivers | Yes |
Physical
| Form Factor | mATX Motherboard |
| In The Box | Motherboard 2 x SATA Cables ASUS Wi-Fi Moving Antennas I/O Shield M.2 SSD Screw Package Support DVD User Manual |
| Width | 244 mm |
| Length | 244 mm |
Key Features
| Firewire | |
| IDE/EIDE Supported | |
| SCSI/SAS Supported | |
| Wireless Network | Yes |
| Chipset Manufacturer | AMD |
| Number of PCI Slots | slot(s) |
| Number of PCI-X Slots | slot(s) |
| Main Colour | |
| Socket(s) | |
| Memory Channel | Dual |
| On-board Audio Type | 7.1 |
| Number of SATA Ports | 4 port(s) |
| Number of USB Ports | 6 port(s) |
| SATA III Support | Yes |
| USB 3.0 Support | Yes |
| Multi GPU Support | No |
| VGA Connection | Yes |
| DVI Connection | Yes |
| HDMI Connection | Yes |
| DisplayPort Connection | No |
| Motherboard Form Factor | mATX |
| Wake on LAN | |
| Motherboard Power Connectors | 4 + 4-Pin |
| Motherboard Chipset | AMD B550 |
| Thunderbolt | No |
| Motherboard Model | ASUS Prime B550M-A WIFI II |
| WiFi Speed | 2400 Mbps |
| USB 3.1 Support | Yes |
| Internal USB3.0 Header | Yes |
| Cooler Height | mm |
| M.2 Support | Yes |
| On-board RGB Control | ASUS Aura Sync |
| Memory Speed | 4866 MHz |
| Skip Audio Test | |
| RGB Header Type | 3-Pin ARGB |
| Addressable RGB | Yes |
| Internal USB Type-C Header | No |
| Radiator Length | mm |
| Microsoft Processor List | |
| Power Requirement (auto) | 60 W |
| Cooler count | |
| Max Memory Speed Supported (Non-overclocked) | 3200 MHz |
| Max Memory Speed Supported (overclocked) | 4866 MHz |
| CPU Power Pins (female) | 8 |
| PCI Express Power Pins (female) | |
| Total M.2 Slots | 2 |
| Maximum NVMe M.2 ports | 2 |
| Maximum SATA M.2 ports | 2 |
| PCI-e slots | |
| SATA ports | 4 |
| No. of front USB2.0 ports supported | 4 |
| No. of front USB3.0 ports supported | 2 |
Graphics
| Graphics Chipset |
Item Details
| Manufacturer | ASUS |
| Manufacturer Code | PRIME B550M-A WIFI II |
| EAN | 4711081309741 |
| UPC | 195553309745 |
| Condition | New |
