 |  | |
| User rating |
 MSI B450-A Pro MAX |  MSI B450M Pro-VDH MAX | |
|---|---|---|
| Motherboard type | ATX | Micro-ATX |
| Processor socket | Socket AM4 | Socket AM4 |
| MSI B450-A Pro MAX | MSI B450M Pro-VDH MAX | |
|---|---|---|
| Supported memory bus clock |
|
|
| RAM technology | DDR4 | DDR4 |
| Memory slots type | DIMM | DIMM |
| Maximum RAM size | 64 GB | 64 GB |
| Number of memory slots | 4 | 4 |
| MSI B450-A Pro MAX | MSI B450M Pro-VDH MAX | |
|---|---|---|
| Audio codec | Realtek ALC892 | Realtek ALC892 |
| Audio output channels | 7.1 | 7.1 |
| MSI B450-A Pro MAX | MSI B450M Pro-VDH MAX | |
|---|---|---|
| DirectX version | 12.0 | 12.0 |
| Parallel processing technology support | Crossfire | Not supported |
| MSI B450-A Pro MAX | MSI B450M Pro-VDH MAX | |
|---|---|---|
| Compatible processor series | AMD Ryzen | AMD Ryzen |
| Maximum number of processors | 1 | 1 |
| MSI B450-A Pro MAX | MSI B450M Pro-VDH MAX | |
|---|---|---|
| Supported storage drive interfaces | Serial ATA III | Serial ATA III |
| MSI B450-A Pro MAX | MSI B450M Pro-VDH MAX | |
|---|---|---|
| PCI Express x16 slots | 2 | 1 |
| PCI Express x1 slots | 4 | 2 |
| Number of M.2 (M) slots | 1 | 1 |
| MSI B450-A Pro MAX | MSI B450M Pro-VDH MAX | |
|---|---|---|
| Serial port headers | 1 | 1 |
| TPM connector | yes | yes |
| Number of SATA III connectors | 6 | 4 |
| MSI B450-A Pro MAX | MSI B450M Pro-VDH MAX | |
|---|---|---|
| HDMI ports quantity | 1 | 1 |
| Ethernet LAN (RJ-45) ports | 1 | 1 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 2 | 4 |
| VGA (D-Sub) ports quantity | 1 | 1 |
| DVI-D ports quantity | 1 | 1 |
| MSI B450-A Pro MAX | MSI B450M Pro-VDH MAX | |
|---|---|---|
| Wi-Fi | no | no |
| Ethernet LAN (Network) | yes | yes |
| LAN controller | Realtek 8111H | Realtek 8111H |
| Ethernet interface type | Gigabit Ethernet | Gigabit Ethernet |
| MSI B450-A Pro MAX | MSI B450M Pro-VDH MAX | |
|---|---|---|
| Width | 12.01 in | 9.61 in |
| Depth | 9.61 in | 9.61 in |
| Pros | ||
|---|---|---|
| Cons |
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