PRO series helps users work smarter by delivering an efficient and productive experience. Featuring stable functionality and high-quality assembly, PRO series motherboards provide not only optimized professional workflows but also less troubleshooting and longevity.
MSI 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.
MSI PRO series motherboards support all the latest storage standards, which allows users to connect any ultra-fast storage device. Higher efficiency makes your work easier.
MSI conducts thorough memory testing with the most popular memory brands under extreme conditions to ensure your system runs stable no matter what. Our memory partners include brands like Corsair, Crucial, Kingston, G.Skill and many more to optimize memory modules and configurations.
| 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 |
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| Memory |
| Supported memory types | DDR4-SDRAM |
| Number of memory slots | 4 |
| Maximum internal memory | 125 GB |
| Memory slots type | DIMM |
| Memory channels | Dual-channel |
| Non-ECC | Y |
| Supported memory clock speeds | 1866,2133,2400,2667,2800,2933,3000,3066,3200,3466,3600,3733,3866,4000,4133,4266,4400 MHz |
| |
| Weight & dimensions |
| Width | 244 mm |
| Depth | 244 mm |
| |
| Network |
| Wi-Fi | N |
| Ethernet LAN | Y |
| Ethernet interface type | Gigabit Ethernet |
| LAN controller | Realtek RTL8111H |
| |
| Internal I/O |
| USB 2.0 connectors | 2 |
| USB 3.2 Gen 1 (3.1 Gen 1) connectors | 1 |
| Number of SATA III connectors | 6 |
| Front panel audio connector | Y |
| Front panel connector | Y |
| ATX Power connector (24-pin) | Y |
| Chassis intrusion connector | Y |
| Peripheral (Molex) power connectors (4-pin) | 1 |
| TPM connector | Y |
| 12V power connector | Y |
| |
| Rear panel I/O ports |
| USB 2.0 ports quantity | 2 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 4 |
| Ethernet LAN (RJ-45) ports | 1 |
| VGA (D-Sub) ports quantity | 1 |
| HDMI ports quantity | 1 |
| DVI-D ports quantity | 1 |
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| Storage controllers |
| Supported storage drive interfaces | M.2, SATA III |
| Supported storage drive types | HDD & SSD |
| RAID levels | 0, 1, 10 |
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| Expansion slots |
| PCI Express x1 (Gen 3.x) slots | 1 |
| PCI Express x16 (Gen 4.x) slots | 1 |
| Number of M.2 (M) slots | 1 |
| |
| BIOS |
| BIOS type | UEFI AMI |
| BIOS memory size | 256 Mbit |
| Clear CMOS jumper | Y |
| |
| Graphics |
| Parallel processing technology support | Not supported |
| Maximum resolution | 4096 x 2160 pixels |
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| Features |
| Component for | PC |
| Motherboard form factor | micro ATX |
| Motherboard chipset family | AMD |
| Motherboard chipset | AMD B550 |
| Audio output channels | 7.1 channels |
| Audio chip | Realtek ALC897 |
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| Logistics data |
| Harmonized System (HS) code | 84733020 |
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