The ASRock B760M PG Lightning wins in 4 out of 13 comparable specs. Its biggest advantage is Max Memory (50% better).
PRO B660M-A WIFI DDR4 wins in 1 spec (PCIe x1 Slots: 100% better).
Recommendation
Choose B760M PG Lightning if you want the best overall performance — especially max memory.
Choose PRO B660M-A WIFI DDR4 if pcie x1 slots matters more to you.
| Spec | ASRockB760M PG Lightning | MSIPRO B660M-A WIFI DDR4 |
|---|---|---|
| Platform | ||
| Socket | LGA1700 | LGA1700 |
| Chipset | B760 | B660 |
| Form Factor | Micro ATX | Micro ATX |
| PCIe Gen | 4 | 4 |
| Memory | ||
| Memory Type | DDR5 | DDR4 |
| Memory Slots | 2 | 2 |
| Max Memory | 96 GB+50% | 64 GB |
| Max Memory Speed | 6,400 MHz+33% | 4,800 MHz |
| Expansion | ||
| M.2 Slots | 2 | 2 |
| SATA Ports | 4 | 4 |
| PCIe x16 Slots | 1 | 1 |
| PCIe x1 Slots | 1 | 2+100% |
| Connectivity | ||
| USB Type-C | 1 | 1 |
| USB Type-A | 5 | 5 |
| Wi-Fi | N/A | Wi-Fi 6 |
| LAN | 2.5 GbE | 2.5 GbE |
| Audio | Realtek ALC897 | Realtek ALC897 |
| Design | ||
| VRM Phases | 8+1+1+11% | 6+2+1 |
| Price | ||
| MSRP | $100−17% | $120 |
| Release Date | Jan 2023 | Jan 2022 |
