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General| Processor socket | Socket AM4 |
|---|---|
| Processor manufacturer | AMD |
| Compatible processor series | AMD Ryzen 3 3rd Gen, AMD Ryzen 5, AMD Ryzen 5 5th Gen, AMD Ryzen 7 3rd Gen, AMD Ryzen 7 5th Gen, AMD Ryzen 9 5th Gen |
| Audio chip | Realtek ALC897 |
| Component for | PC |
| Motherboard chipset | AMD B550 |
| Audio output channels | 7.1 channels |
| Motherboard form factor | ATX |
| Windows operating systems supported | Windows 10 x64, Windows 11 x64 |
| Non-ECC | Yes |
| Memory channels | Dual-channel |
| Memory slots type | DIMM |
| Number of memory slots | 4 |
| Supported memory types | DDR4-SDRAM |
| Maximum internal memory | 128 GB |
| Supported memory clock speeds | 2133, 2400, 2666, 2933, 3000, 3200, 3300, 3333, 3400, 3466, 3600, 3733, 3866, 4000, 4133, 4200, 4266, 4300, 4400, 4533, 4600, 4800, 4866, 5000, 5100 MHz |
| Supported memory clock speed (max) | 5100 MHz |
| Number of SATA III connectors | 6 |
| USB 3.2 Gen 1 (3.1 Gen 1) connectors | 3 |
| USB 3.2 Gen 2 (3.1 Gen 2) connectors | - |
| Peripheral (Molex) power connectors (4-pin) | 1 |
| Number of M.2 (M) slots | 2 |
| RAID levels | 0, 1, 10 |
| USB 2.0 ports quantity | USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them. |
| Digital audio optical out | 5 |
| LAN controller | Realtek RTL8125B |
| Wi-Fi standards | 802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax), Wi-Fi 6E (802.11ax) |
| Bluetooth version | 5.2 |
| Top Wi-Fi standard | Wi-Fi 6E (802.11ax) |
| Ethernet interface type | 2.5 Gigabit Ethernet |
| DirectX version | 12.0 |
| Parallel processing technology support | Crossfire |
Weight and Dimensions| Depth | 305 mm |
|---|---|
| Width | 244 mm |
Step-by-step guide for installing the CPU onto the motherboard, including diagrams.
Instructions for installing DDR5 memory modules into the DIMM slots.
Diagram and pinout for connecting front panel switches and LEDs.
Essential safety guidelines for handling components, preventing ESD, and general usage.
Details processor support, chipset features, and DDR4 memory specifications.
Lists PCIe slots, SATA connectors, M.2 slots, and USB port configurations.
Describes audio codec, LAN controller, and wireless connectivity specifications.
Lists all items included in the motherboard package.
Diagram of the motherboard's rear I/O panel, identifying all ports and connectors.
Explains the function and connection of audio jacks for different speaker setups.
Instructions on how to properly screw and orient the Wi-Fi antennas.
Guides for installing the operating system and necessary drivers.
Information on using MSI Center for system optimization and control.
Explains UEFI benefits and how to verify the BIOS mode.
Instructions on accessing the BIOS setup and navigating its options.
Methods for resetting BIOS settings and updating the BIOS firmware.
Details compliance with FCC (USA) and CE (Europe) regulations.
Information on battery disposal, chemical substances, and environmental policies.
Explains WEEE directives and RoHS compliance for electronic waste and hazardous substances.
Provides information on obtaining technical support and the document's revision history.
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