| Brand | MSI |
| CPU socket | Socket AM4 |
| Compatible devices | Personal Computer |
| RAM memory technology | DDR4 |
| Compatible processors | https://de.msi.com/Motherboard/support/B550-A-PRO#support-cpu |
| Chipset type | AMD B550 |
| Memory clock speed | 4400 MHz |
| Platform | PlayStation 5 |
| Model name | B550-A PRO |
| CPU model | 6X86 |
| Memory storage capacity | 128 GB |
| RAM memory maximum size | 128 GB |
| Main power connector type | 24-Pin |
| Graphics card interface | PCI Express |
| Memory slots available | 4 |
| Product dimensions | 22L x 3W x 24H centimetres |
| System bus standard supported | SATA 3 |
| Number of USB 2 ports | 4 |
| Total USB ports | 7 |
| Total Ethernet ports | 1 |
| Total HDMI ports | 1 |
| Product Dimensions | 22 x 24 x 3 cm; 1 g |
| Batteries | Lithium Ion batteries required. |
| Item model number | 7C56-002R |
| Manufacturer | MSI |
| Colour | Black |
| Form Factor | ATX |
| Processor Socket | Socket AM4 |
| Computer Memory Type | DDR4 SDRAM |
| Wireless Type | 2.4 GHz Radio Frequency |
| Voltage | 1 Volts |
| Hardware Platform | PlayStation 5 |
| Are Batteries Included | No |
| Lithium Battery Packaging | Batteries contained in equipment |
| Lithium Battery Weight | 0.19 g |
| Number Of Lithium Ion Cells | 1 |
| Number of Lithium Metal Cells | 1 |
| Item Weight | 1 g |
| Guaranteed software updates until | unknown |
MSI is a trusted name in gaming and esports. Having dedicated countless hours and committed numerous resources to support the world’s most aspiring and best gamers, MSI use their knowledge and expertise in their products in return. MSI integrated all gamer’s aspirational functions in its gaming rigs and pushing the performance beyond limits.
Experience the new generation of the B550-A PRO motherboard powered by 3rd Gen AMD 3000 series AM4 processors. Outperform your system's capacity with Lightning Gen 4 solution. Exclusive DDR4 Boost and Core Boost are created to keep you one step ahead of your competition. Extended Heatsink Design, 7W/mK level thermal & choke pad with 2oz thickened copper help your PC remain cool, high performing and reliable.
The latest Gen4 PCI-E and M.2 solution with up to 64GB/s bandwidth for maximum transfer speed. PCIe 4.0 maintains both backward and forward compatibility with older and newer specifications.
Metal extended heatsink enlarge the surface of heat dissipation, ensures even high-end processors to run in full speed.
Core Boost technology combines MSI’s premium layout and digital power design which allows for faster and undistorted current delivery to the CPU at pin-point precision. Not only supporting multi-core CPU, but creating the perfect conditions for your CPU overclocking.
An enhanced PCB design with 2oz thickened copper increases conductivity, improving heat dissipation and performance reliability especially during overclocking.
Not clever at cable arrangement? MSI Atypical PCB design not only the identity of stylish but also makes SATA and USB cable routing easier. Arranges cable neatly even you are not familiar with system build.
Steel Armor has more solder points on the PCB for more strength and protects the PCI-Express signals against electromagnetic interference for a stutter-free user experience.
 |  |  |  |  |  | |
|---|---|---|---|---|---|---|
| MAG B550 TOMAHAWK | MAG B550M MORTAR WIFI | MAG B550M MORTAR | MAG B550M BAZOOKA | B550-A PRO | B550M PRO-VDH WIFI | |
| Customer Reviews | 10,324 | 1,339 | 1,339 | 326 | 10,324 | 10,324 |
| Price | USD 159.26 | — | — | — | USD 126.06 | USD 132.71 |
| CPU | Support for 3rd Gen AMD Ryzen processors and future AMD Ryzen processors with BIOS update | Support for 3rd Gen AMD Ryzen processors and future AMD Ryzen processors with BIOS update | Support for 3rd Gen AMD Ryzen processors and future AMD Ryzen processors with BIOS update | Support for 3rd Gen AMD Ryzen processors and future AMD Ryzen processors with BIOS update | Support for 3rd Gen AMD Ryzen processors and future AMD Ryzen processors with BIOS update | Support for 3rd Gen AMD Ryzen processors and future AMD Ryzen processors with BIOS update |
| Chipset | AMD B550 Chipset | AMD B550 Chipset | AMD B550 Chipset | AMD B550 Chipset | AMD B550 Chipset | AMD B550 Chipset |
| Memory | 4 x DIMM; Max. 128GB DDR4; 4866+ MHz | 4 x DIMM; Max. 128GB DDR4; 4400+ MHz | 4 x DIMM; 4 x DIMM; Max. 128GB DDR4; 4400+ MHzMax. 128GB DDR4; 4400+ MHz | 4 x DIMM; Max. 128GB DDR4; 4400+ MHz | 4 x DIMM; Max. 128GB DDR4; 4400+ MHz | |
| PCIe x16 Slots | 1x PCIe 4.0 x16 slots (@x16) 1x PCIe 3.0 x16 slots (max.@x4) 2x PCIe 3.0 x1 slots | 1x PCIe 4.0 x16 slots (@x16) 1x PCIe 3.0 x16 slots (max.@x4) 2x PCIe 3.0 x1 slots | 1x PCIe 4.0 x16 slots (@x16) 1x PCIe 3.0 x16 slots (max.@x4) 2x PCIe 3.0 x1 slots | 1x PCIe 4.0 x16 slots (@x16) 2x PCIe 3.0 x1 slots | 1x PCIe 4.0 x16 slot (x16 / x4) 1x PCIe 3.0 x16 slot (max.@x4) 2x PCIe 3.0 x1 slots | 1x PCIe 4.0 x16 slots (@x16) 2x PCIe 3.0 x1 slots |
| Graphics | HDMI, DisplayPort | HDMI, DisplayPort | HDMI, DisplayPort | HDMI, DisplayPort | HDMI, DisplayPort | HDMI, DisplayPort, VGA |
| Audio | Audio Boost | Audio Boost | Audio Boost | Audio Boost | Audio Boost | Audio Boost |
| 32Gb/s M.2 | 1x 22110 (PCIe 4.0 x4 and SATA mode) 1x 2280 (PCIe 3.0 x4 mode) | 1x 2280 (PCIe 4.0 x4 and SATA mode) 1x 2280 (PCIe 3.0 x4 mode) | 1x 2280 (PCIe 4.0 x4 and SATA mode) 1x 2280 (PCIe 3.0 x4 mode) | 1x 2280 (PCIe 4.0 x4 and SATA mode) 1x 2280 (PCIe 3.0 x4 mode) | 1x 22110 (PCIe 4.0 x4 and SATA mode) 1x 2280 (PCIe 3.0 x4 mode) | 1x 2280 (PCIe 4.0 x4 and SATA mode) 1x 2280 (PCIe 3.0 x4 mode) |
| Wireless | - | 2x2 Wi-Fi with MU-MIMO 802.11 a/b/g/n/ac/ax | - | - | - | 1x1 Wi-Fi 802.11 a/b/g/n/ac |
| Mystic Light | Yes | N/A | N/A | N/A | N/A | N/A |
| Form Factor | ATX | Micro ATX | Micro ATX | Micro ATX | ATX | Micro ATX |
