Description
The MSI B550-A PRO motherboard, in black, is designed for the AM4 socket and is compatible with AMD Ryzen 3000 Series processors. It supports a single processor and offers four DIMM slots for DDR4-SDRAM memory, with a maximum capacity of 128 GB and dual-channel operation. It supports memory clock speeds of 1866, 2133, 2400, 2667, 2800 and 2933, as well as compatibility with ECC and non-ECC modules. As for storage, it allows combining HDD and SSD drives via SATA III interfaces and configuring RAID 0, 1 and 10 levels. Its graphics section reaches a maximum resolution of 4096 x 2160 pixels and supports 2-Way CrossFireX configurations, with a maximum graphics adapter memory of 16000 MB. The motherboard measures 305 x 65 x 244 mm and weighs 1 kg.
Specifications
Processor
- Processor manufacturer: AMD
- Processor socket: Socket AM4
- Compatible processor series: AMD Ryzen 3000 Series
- Maximum number of SMP processors: 1
Memory
- Supported memory types: DDR4-SDRAM
- Number of memory slots: 4
- Memory slots type: DIMM
- Memory channels: Dual-channel
- ECC сompatibility: ECC & Non-ECC
- Supported memory clock speeds: 1866, 2133, 2400, 2667, 2800, 2933, 3000, 3066, 3200, 3466, 3600, 3733, 3866, 4000, 4133, 4266, 4400, 4800 MHz
- Maximum internal memory: 128 GB
Storage controllers
- Supported storage drive types: HDD & SSD
- Supported storage drive interfaces: SATA III
- RAID levels: 0, 1, 10
Graphics
- Maximum graphics card memory: 16000 MB
- Parallel processing technology support: 2-Way CrossFireX
- On-board graphics card: No
- Maximum resolution: 4096 x 2160 pixels
Internal I/O
- USB 2.0 connectors: 2
- USB 3.2 Gen 1 (3.1 Gen 1) connectors: 1
- Number of SATA III connectors: 6
- Front panel audio connector: Yes
- ATX Power connector (24-pin): Yes
- CPU fan connector: Yes
- Number of chassis fan connectors: 6
- Chassis intrusion connector: Yes
- TPM connector: Yes
- 12V power connector: Yes
- RGB LED pin header: Yes
Rear panel I/O ports
- USB 2.0 ports quantity: 4
- USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity: 2
- USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity: 1
- USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity: 1
- Ethernet LAN (RJ-45) ports: 1
- PS/2 ports quantity: 1
- HDMI ports quantity: 1
- DisplayPorts quantity: 1
Network
- Ethernet LAN: Yes
- Ethernet interface type: Gigabit Ethernet
- LAN controller: Realtek 8111H
- Wi-Fi: No
Features
- Motherboard chipset: AMD B550
- Audio chip: Realtek ALC892
- Audio output channels: 7.1 channels
- Product colour: Black
- Component for: PC
- Motherboard form factor: ATX
- Motherboard chipset family: AMD
- Number of mounting holes: 9
Expansion slots
- PCI Express x1 (Gen 3.x) slots: 2
- PCI Express x16 (Gen 3.x) slots: 1
- PCI Express x16 (Gen 4.x) slots: 1
- Number of M.2 (M) slots: 2
BIOS
- Clear CMOS jumper: Yes
Logistics data
- Harmonized System (HS) code: 84733020
Weight & dimensions
- Width: 305 mm
- Depth: 244 mm
- Height: 65 mm
Packaging content
- Cables included: SATA
- Drivers included: Yes
Other features
- Weight: 1 kg
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