Brand |
MSI |
Model |
B550-A PRO |
CPU Support |
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 |
Socket |
AM4 |
Chipset |
AMD B550 Chipset |
Memory Support |
4x DDR4 memory slots, support 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 4800 MHz
1DPC 2R max speed 3866 MHZ
2DPC 1R max speed 4000 MHZ
2DPC 2R max speed 3600 MHZ
Dual channel memory architecture
Supports non-ECC UDIMM memory
Supports ECC UDIMM memory (non-ECC mode)
Supports un-buffered memory |
Graphics |
1x HDMI 2.1 port, supports a maximum resolution of 4096×2160 @60Hz 1 2
Support HDCP 1.4 & 2.3
1x DisplayPort, supports a maximum resolution of 4096×2160 @60Hz 1
Maximum shared memory of 16 GB
Available for the processor with integrated graphics.
Graphics specifications may vary depending on the CPU installed.
|
Multi Graphic Support |
Supports 2-Way AMD CrossFire™ Technology |
Audio |
Realtek® ALC892/ALC897 Codec
7.1-Channel High Definition Audio |
Expansion Slots |
- 1x PCIe 4.0/ 3.0 x16 slot (PCI_E1) 1
- 1x PCIe 3.0 x16 slot (PCI_E3), supports x4 speed 2
- 2x PCIe 3.0 x1 slots
- The supported specification depends on installed processor.
- When installing PCIe SSD in M.2_2, PCI_E3 slot will be unavailable.
|
Storage |
AMD B550 Chipset
6x SATA 6Gb/s ports
2x M.2 slots (Key M)
M2_1 slot (from AMD Processor)
Supports PCIe 4.0/ 3.0 x4 1
Supports SATA 6Gb/s
Supports 2242/ 2260/ 2280/ 22110 storage devices
M2_2 slot (from AMD B550 chipset)
Supports PCIe 3.0×4
Supports 2242/ 2260/ 2280 storage devices
The supported specification depends on installed processor. |
USB |
AMD B550 Chipset
- 3x USB 3.2 Gen 1 5Gbps ports (1 Type-C internal connector, and 2 ports are available through the internal USB 3.2 Gen 1 5Gbps connector)
- 8x USB 2.0 ports (4 Type-A ports on the back panel, 4 ports through the internal USB 2.0 connectors)
AMD Processor
- 2x USB 3.2 Gen 2 10Gbps ports (1 Type-C port and 1 Type-A port on the back panel)
- 2x USB 3.2 Gen 1 5Gbps Type-A ports on the back panel
|
Internal I/O Connectors |
- 1x 24-pin ATX main power connector
- 1x 8-pin ATX 12V power connector
- 6x SATA 6Gb/s connectors
- 2x M.2 slots (M-Key)
- 1x USB 3.2 Gen 1 5Gbps Type-C port
- 1x USB 3.2 Gen 1 5Gbps connector (supports additional 2 USB 3.2 Gen 1 5Gbps ports)
- 2x USB 2.0 connectors (supports additional 4 USB 2.0 ports)
- 1x 4-pin CPU fan connector
- 1x 4-pin water-pump fan connector
- 6x 4-pin system fan connectors
- 1x Front panel audio connector
- 2x System panel connectors
- 1x Chassis Intrusion connector
- 1x 4-pin RGB LED connector
- 2x 3-pin RAINBOW LED connectors
- 1xTPM module connector
- 1x Clear CMOS jumper
|
Back Panel Connectors |
- Keyboard / Mouse
- DisplayPort
- LAN
- HD Audio Connectors
- Flash BIOS Button
- USB 2.0
- HDMI
- USB 2.0
- USB 3.2 Gen 1 5Gbps Type-A
- USB 3.2 Gen 2 10Gbps Type-A+C
|
LAN |
1x Realtek® 8111H Gigabit LAN controller |
Wireless Data Network |
None |
Form Factor |
m-ATX Form Factor |
H/W MONITORING |
9 mounting holes |
BIOS |
N/A |
Special Features |
N/A |
Software Features |
N/A |
Operating System Support |
Support for Windows® 10 64-bit |
Dimension |
12 in. x 9.6 in. (30.5 cm x 24.4 cm) |
Net Weight |
N/A |
Package Dimension |
N/A |
Gross Weight |
N/A |
Volume |
N/A |
There are no reviews yet.