MSI PRO B550-A PRO AM4 AMD B550 SATA 6Gb/s ATX AMD Motherboard

MSI PRO B550-A PRO AM4 AMD Motherboard

AED580.00

  • AMD B550
  • Supports AM4 socket 3rd Gen AMD Ryzen processors, and future AMD Ryzen processors with BIOS update.
  • Supports DDR4 3200/ 3066/ 3000/ 2933/ 2800/ 2667/ 2400/ 2133/ 1866 MHz by JEDEC
  • Supports DDR4 4400+/ 4266/ 4133/ 4000/ 3866/ 3733/ 3600/ 3466/ 3200/ 3066/ 3000/ 2933/ 2800/ 2667 MHz by A-XMP OC MODE
  • 1DPC 1R Max speed 4800 MHz
  • 1DPC 2R max speed 3866 MHz
  • 2DPC 1R max speed 4000 MHz
  • 2DPC 2R max speed 3600 MHz
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Description

MSI PRO B550-A PRO AM4 AMD Motherboard

  • AMD B550
  • Supports AM4 socket 3rd Gen AMD Ryzen processors, and future AMD Ryzen processors with BIOS update.
  • Supports DDR4 3200/ 3066/ 3000/ 2933/ 2800/ 2667/ 2400/ 2133/ 1866 MHz by JEDEC
  • Supports DDR4 4400+/ 4266/ 4133/ 4000/ 3866/ 3733/ 3600/ 3466/ 3200/ 3066/ 3000/ 2933/ 2800/ 2667 MHz by A-XMP OC MODE
  • 1DPC 1R Max speed 4800 MHz
  • 1DPC 2R max speed 3866 MHz
  • 2DPC 1R max speed 4000 MHz
  • 2DPC 2R max speed 3600 MHz
Model
BrandMSI
SeriesPRO
ModelB550-A PRO
Supported CPU
CPU Socket Type AM4
CPU TypeSupports AM4 socket 3rd Gen AMD Ryzen processors, and future AMD Ryzen processors with BIOS update.
Chipsets
Chipset AMD B550
Memory
Number of Memory Slots4×288pin
Memory StandardSupports DDR4 3200/ 3066/ 3000/ 2933/ 2800/ 2667/ 2400/ 2133/ 1866 MHz by JEDEC
Supports DDR4 4400+/ 4266/ 4133/ 4000/ 3866/ 3733/ 3600/ 3466/ 3200/ 3066/ 3000/ 2933/ 2800/ 2667 MHz by A-XMP OC MODE

1DPC 1R Max speed 4800 MHz
1DPC 2R max speed 3866 MHz
2DPC 1R max speed 4000 MHz
2DPC 2R max speed 3600 MHz

Maximum Memory Supported128GB
Channel Supported Dual Channel
Expansion Slots
PCI Express 4.0 x161 x PCIe 4.0/3.0 x16 slot (PCI_E1) *
* The supported specification depends on installed processor.
PCI Express 3.0 x16 1 x PCIe 3.0 x16 slot (PCI_E3), supports x4 speed **
** When installing PCIe SSD in M.2_2, PCI_E3 slot will be unavailable.
PCI Express x12 x PCIe 3.0 x1 slots
Storage Devices
SATA 6Gb/s 6 x SATA 6Gb/s
M.22 x M.2 slots (Key M)
M2_1 slot (from AMD Processor)
Supports PCIe 4.0/3.0 x4 *
Supports SATA 6Gb/s
Supports 2242/2260/2280/22110 storage devices
M2_2 slot (from AMD B550 chipset)
Supports PCIe 3.0 x4
Supports 2242/2260/2280 storage devices

* The supported specification depends on installed processor.

SATA RAID0/1/10
Onboard Video
Onboard Video Chipset Supported only by CPU with integrated graphic:
1 x HDMI port, supports a maximum resolution of 4096×2160 @24Hz
1 x DisplayPort, supports a maximum resolution of 4096×2160 @60Hz
Maximum shared memory of 2048MB

* Available for the processor with integrated graphics.

Onboard Audio
Audio Chipset Realtek ALC892
Audio Channels 7.1 Channels
Onboard LAN
LAN ChipsetRealtek RTL8111H
Max LAN Speed10/100/1000Mbps
Rear Panel Ports
Back I/O Ports1 x DisplayPort / 1 x HDMI / 1 x LAN (RJ45) / 1 x PS/2 Keyboard/Mouse Combo / 1 x USB 3.2 Gen 2 Type-A / 1 x USB 3.2 Gen 2 Type-C / 2 x USB 3.2 Gen 1 Type-A / 4 x USB 2.0/1.1 / 6 x Audio Jacks
Internal I/O Connectors
Onboard USB1 x USB 3.2 Gen 1 5Gbps Type-C port
1 x USB 3.2 Gen 1 5Gbps connector (supports additional 2 USB 3.2 Gen 1 5Gbps ports)
2 x USB 2.0 connectors (supports additional 4 USB 2.0 ports)
Other Connectors1 x 4-pin CPU fan connector
1 x 4-pin water-pump fan connector
6 x 4-pin system fan connectors
1 x Front panel audio connector
2 x System panel connectors
1 x Chassis Intrusion connector
1 x 4-pin RGB LED connector
2 x 3-pin RAINBOW LED connectors
1 x TPM module connector
1 x Clear CMOS jumper
Physical Spec
Form FactorATX
LED LightingRGB
Dimensions (W x L)12.0″ x 9.6″
Power Pin1 x 24-pin ATX main power connector
1 x 8-pin ATX 12V power connector
Features
FeaturesSupport for 3rd Gen AMD Ryzen processors and future AMD Ryzen processors with BIOS update

Supports DDR4 Memory, up to 4400(OC) MHz

Lightning Fast Experience: PCIe 4.0, Lightning Gen4 x4 M.2 with M.2 Shield Frozr, AMD Turbo USB 3.2 Gen 2

Premium Thermal Solution: Extended Heatsink Design with additional choke thermal pad and 7W/mK 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

Multi-GPU: With Steel armor PCI-E slots. Supports 2-Way AMD Crossfire

Dragon Center: A brand new software which integrates all MSI exclusive tools with user friendly user interface

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