Mainboard|MSI|AMD B550|SAM4|MicroATX|Memory DDR4|Memory slots 4|2xPCI-Express 3.0 1x|1xPCI-Express 4.0 16x|2xM.2|1x15pin D-sub|1xHDMI|1xDisplayPort|2xAudio-In|1xAudio-Out|2xUSB 2.0|4xUSB 3.2|1xPS/2|1xRJ45|B550MPRO-VDH

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.

Supports AMD Ryzen™ 5000 & 3000 Series desktop processors (not compatible with AMD Ryzen™ 5 3400G & Ryzen™ 3 3200G) and AMD Ryzen™ 4000 G-Series desktop processors
Supports DDR4 Memory, up to 4400(OC) MHz
Lightning Fast Experience: PCIe 4.0, Lightning Gen4 x4 M.2 with M.2 Shield Frozr
Premium Thermal Solution: 7W/mK pad, additional choke thermal pad and M.2 Shield Frozr are built for high performance system and non-stop works
Powerful Design: Core Boost, Digital PWM IC, 2oz Thickened Copper PCB, Creator Genie, DDR4 Boost
Audio Boost: Reward your ears with studio grade sound quality
Dragon Center: A brand new software which integrates all MSI exclusive tools with user friendly user interface.