MSI Alaplap AM4 PRO B550M-P GEN3 AMD B550, mATX PRO B550M-P GEN3

CPU

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

See supported processors

CHIPSET

AMD^®B550 Chipset

MEMORY

• 4x DDR4 memory slots, supporting up to 128GB*¹
  • Supports DDR4 1866/ 2133/ 2400/ 2667/ 2800/ 2933/ 3000/ 3066/ 3200 MHz by JEDEC
  • Supports DDR4 2667/ 2800 /2933 /3000 /3066 /3200 /3466 /3600/ 3733 /3866 /4000 /4133 /4266 /4400+ MHz by A-XMP OC MODE
    • 1DPC 1R max speed 4400 MHz
    • 1DPC 2R max speed 3733 MHz
    • 2DPC 1R max speed 3866 MHz
    • 2DPC 2R max speed 3466 MHz
• Dual channel memory architecture
• Supports non-ECC UDIMM memory
• Supports ECC UDIMM memory (non-ECC mode)
• Supports un-buffered memory

1. Please refer www.msi.com for more information on compatible memory.

See supported memory

EXPANSION SLOT

• 1x PCIe 3.0 x16 slot (From CPU)
• 2x PCIe 3.0 x1 slots (From AMD B550 chipset)

ONBOARD GRAPHICS

• 1x VGA port, supports a maximum resolution of 2048×1536 @50Hz, 2048×1280 @60Hz, 1920×1200 @60Hz¹
• 1x HDMI™ 1.4 port, supporting a maximum resolution of 4096×2160 @30Hz, 2560×1600 @60Hz¹²
• 1x DVI-D port, supports a maximum resolution of 1920×1200 @60Hz¹²
• Maximum shared memory of 16 GB

1. Available only on processors featuring integrated graphics.
2. Graphics specifications may vary depending on the CPU installed.

SATA PORTS

• 4x SATA 6Gb/s ports (From AMD B550 Chipset)¹

M.2 SSD SLOTS

• 1x M.2 slot (Key M)
  • M2_1 slot (From CPU)
    • Supports PCIe 3.0 x4
    • Supports SATA 6Gb/s
    • Supports 2242/ 2260/ 2280 storage devices

RAID

• Supports RAID 0, RAID 1, and RAID 10 for SATA storage devices

AUDIO

Realtek^®ALC897 Codec

• 7.1-Channel High Definition Audio

LAN

• 1x Realtek^®RTL8111H 1Gbps LAN controller

POWER CONNECTORS

• 1x 24-pin ATX main power connector
• 1x 8-pin ATX 12V power connector

INTERNAL USB CONNECTORS

• 1x USB 3.2 Gen 1 5Gbps connectors (From AMD B550 Chipset)
  • Supports additional 2 USB 3.2 Gen 1 5Gbps ports
• 2x USB 2.0 Type-A connectors (From AMD B550 Chipset)
  • Supports additional 4 USB 2.0 ports

FAN CONNECTORS

• 1x 4-pin CPU fan connector
• 2x 4-pin system fan connectors

SYSTEM CONNECTORS

• 1x Front panel audio connector
• 2x System panel connectors
• 1x Chassis Intrusion connector
• 1x Serial port connector
• 1x Parallel port connector
• 1x TPM module connector