We spotted several X370 motherboards from Asus … mainly the Asus X370 ROG Crosshair VI Hero and the Prime X370 motherboards. I’m sure Asus’s ROG series will let a lot of attention. Here’s a comparison table of their AM4 motherboard.
| Motherboard Name | X370 ROG CROSSHAIR VI HERO | X370 PRIME PRO | B350 PRIME PLUS | B350M PRIME-A | A320M-C |
|---|---|---|---|---|---|
| CPU Support | AMD Ryzen CPUs and AMD Bristol Ridge APUs | AMD Ryzen CPUs and AMD Bristol Ridge APUs | AMD Ryzen CPUs and AMD Bristol Ridge APUs | AMD Ryzen CPUs and AMD Bristol Ridge APUs | AMD Ryzen CPUs and AMD Bristol Ridge APUs |
| Form Factor | ATX | ATX | ATX | M-ATX | M-ATX |
| Socket Type | AM4 | AM4 | AM4 | AM4 | AM4 |
| Power Phases | 12 Phase | 10 Phase | 6 Phase | 6 Phase | 6 Phase |
| CPU Power Connectors | 8+4 Pin | 8-Pin | 8-Pin | 8-Pin | 4-Pin |
| DDR4 DIMM Slots | 4 Slots (64 GB Max) | 4 Slots (64 GB Max) | 4 Slots (64 GB Max) | 4 Slots (64 GB Max) | 2 Slots (32 GB Max) |
| SATA III 6 GB/s Ports | 8 | 8 | 6 | 6 | 4 |
| PCI-e 3.0 x16 Expansion Slots | 1 x16 / 2 x8 | 1 x16 / 2 x8 | 1 x16 / 1 x8 | 1 x16 | 1 x16 |
| PCI-e 3.0 x1 Expansion Slots | 3 | 3 | 2 + 1 Legacy PCI Slot | 2 | 2 + 1 Legacy PCI Slot |
| M.2 PCI-e Expansion Slots | 1 | 1 | 1 | 1 | 1 |
| USB 3.1 Ports (External) | 2 (Type A + Type-C) + 1 Internal Header | 2 (Type A + Type-C) + 1 Internal Header | N/A | N/A | N/A |
| USB 3.0 Ports (Internal / External) | 2+8 | 2+6 | 2+6 | 2+6 | 2+4 |
| USB 2.0 Ports (Internal / External) | 2+4 | 2 Internal | 2+2 | 2 Internal | 2+2 |
| Display Connections | N/A | DP / HDMI | VGA / DVI / HDMI | VGA / DVI / HDMI | VGA / DVI / HDMI |
