FULLY CONTROLLABLE IN BIOS AND SOFTWAREMSI motherboards let you manage speeds and temperatures for all your system and CPU fans. Total Fan Control allows you check your primary system characteristics in a simplified graphical interface. You can also set up to 4 temperature targets for CPU and motherboard, which will adjust the fan speeds automatically.FAST AND FUTURE-READY STORAGEMSI B550 motherboards support all the latest storage standards, which allows users to connect any ultra-fast storage device. Higher efficiency makes your work easier.DEDICATED HIGH DEFINITION AUDIO PROCESSORMake sure you enjoy the purest sound quality in both stereo and surround sound.HIGH QUALITY AUDIO CAPACITORSA high fidelity sound experience with exceptional acoustics and realism for studio level headphones is ensured.HIGH QUALITY AUDIO JACKSKeep your sound perfect by transmit your audio with pure digital signal.
| Processor | |
| Processor manufacturer: | AMD |
| Processor socket: | Socket AM4 |
| Compatible processor series: | 3rd Generation AMD Ryzen 3, 3rd Generation AMD Ryzen 5, 3rd Generation AMD Ryzen 7, 3rd Generation AMD Ryzen 9 |
| Maximum number of SMP processors: | 1 |
| Memory | |
| Supported memory types: | DDR4-SDRAM |
| Number of memory slots: | 4 |
| Maximum internal memory: | 128 GB |
| Memory slots type: | DIMM |
| Memory channels: | Dual-channel |
| Non-ECC: |  |
| Supported memory clock speeds: | 1866,2133,2400,2667,2800,2933,3000,3066,3200,3466,3600,3733,3866,4000,4133,4266,4400 MHz |
| Unbuffered memory: | |
| Storage controllers | |
| Supported storage drive interfaces: | SATA III |
| RAID levels: | 0, 1, 10 |
| Graphics | |
| Maximum graphics card memory: | 16000 MB |
| Maximum resolution: | 4096 x 2160 pixels |
| Internal I/O | |
| USB 2.0 connectors: | 2 |
| USB 3.2 Gen 1 (3.1 Gen 1) connectors: | 2 |
| Number of SATA III connectors: | 6 |
| Front panel audio connector: | |
| ATX Power connector (24-pin): | |
| CPU fan connector: | |
| Number of chassis fan connectors: | 2 |
| Chassis intrusion connector: | |
| 12V power connector: | |
| RGB LED pin header: | |
| Rear panel I/O ports | |
| USB 2.0 ports quantity: | 2 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity: | 2 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity: | 1 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity: | 1 |
| Ethernet LAN (RJ-45) ports: | 1 |
| HDMI ports quantity: | 1 |
| DVI-D ports quantity: | 1 |
| PS/2 ports quantity: | 1 |
| HDMI version: | 2.0b |
| S/PDIF out port: | |
| Digital audio optical out: | 1 |
| Network | |
| Wi-Fi: |  |
| Ethernet LAN: | |
| Ethernet interface type: | Gigabit Ethernet |
| LAN controller: | Realtek RTL8111H |
| Bluetooth: | |
| Features | |
| Component for: | PC |
| Motherboard form factor: | ATX |
| Motherboard chipset family: | AMD |
| Motherboard chipset: | AMD B550 |
| Audio output channels: | 7.1 channels |
| Audio chip: | Realtek ALC897 |
| Expansion slots | |
| Number of M.2 (M) slots: | 1 |
| BIOS | |
| BIOS type: | UEFI AMI |
| BIOS memory size: | 256 Mbit |
| Clear CMOS jumper: | |
| Weight & dimensions | |
| Width: | 305 mm |
| Depth: | 244 mm |
| Packaging content | |
| Cables included: | SATA |
| Drivers included: | |
