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.  

Vendor Homepage: www.msi.com/Motherboard/B550M-PRO-VDH | PCI-Express 3.0 1x: 2 | PCI-Express 4.0 16x: 1 | M.2: 2 | 15pin D-sub: 1 | HDMI: 1 | DisplayPort: 1 | Audio-In: 2 | Audio-Out: 1 | USB 2.0: 2 | USB 3.2: 4 | PS/2: 1 | RJ45: 1 | SATA: Yes | Bluetooth: Yes | Chipset: AMD B550 | Socket: SAM4 | Form Factor: Micro-ATX | Memory type: DDR4 | Frequency speed: 1866/2133/2400/2666/2933/3000/3066/3200/3466/3600/3733/3866/4000/4133/4266/4400 | Memory slots: 4 | Integrated video: Depending on CPU | Integrated audio: Realtek ALC897 | Integrated LAN: Realtek (Gigabit) | RAID: SATA 0, 1, 10 | TPM: Header | Units per Shipping Box: 10 | Unit Calculated Volume: 0.006393 | Product Net Weight: 0.95 | Unit Calculated Weight: 1.16