The ASUS TUF GAMING B850-PLUS WIFI wins in 5 out of 14 comparable specs. Its biggest advantage is Max Memory (100% better).
B550 AORUS PRO AC wins in 4 specs (PCIe x1 Slots: 100% better).
Recommendation
Choose TUF GAMING B850-PLUS WIFI if you want the best overall performance — especially max memory.
Choose B550 AORUS PRO AC if pcie x1 slots matters more to you.
| Spec | ASUSTUF GAMING B850-PLUS WIFI | GigabyteB550 AORUS PRO AC |
|---|---|---|
| Platform | ||
| Socket | AM5 | AM4 |
| Chipset | B850 | B550 |
| Form Factor | ATX | ATX |
| PCIe Gen | 5+25% | 4 |
| Memory | ||
| Memory Type | DDR5 | DDR4 |
| Memory Slots | 4 | 4 |
| Max Memory | 256 GB | |
| 128 GB |
| Max Memory Speed | 8,000 MHz+60% | 5,000 MHz |
| Expansion | ||
| M.2 Slots | 4+100% | 2 |
| SATA Ports | 4 | 6+50% |
| PCIe x16 Slots | 2 | 3+50% |
| PCIe x1 Slots | 1 | 2+100% |
| Connectivity | ||
| USB Type-C | 1 | 1 |
| USB Type-A | 7 | 7 |
| Wi-Fi | Wi-Fi 7+40% | Wi-Fi 5 |
| LAN | 2.5 GbE | 2.5 GbE |
| Audio | Realtek ALC4080 | Realtek ALC1220 |
| Design | ||
| VRM Phases | 12+2 | 12+2 |
| Price | ||
| MSRP | $220 | $180−18% |
| Release Date | Jan 2025 | Jun 2020 |
