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ASRock B650M Pro RS vs ASUS ROG Maximus Z790 Hero: Comparison
ASRock B650M Pro RS and ASUS ROG Maximus Z790 Hero separate most on max memory: ASRock B650M Pro RS at 256, ASUS ROG Maximus Z790 Hero at 128, 50% in favour of ASRock B650M Pro RS. M.2 Slots splits them by another 25%, this time favouring ASUS ROG Maximus Z790 Hero. They match on memory type and memory slots.
Specs
| Specification | ![]() | ![]() |
|---|---|---|
| Platform | AMD | Intel |
| Socket Type | AM5 | LGA1700 |
| Socket | AM5 | LGA1700 |
| Form Factor | Micro-ATX | ATX |
| Chipset | B650 | Z790 |
| Memory Type | DDR5 | DDR5 |
| Memory Slots | 4 | 4 |
| Max Memory | 256 | 128-50% |
| M.2 Slots | 3-25% | 4 |
| PCIe 5.0 Support | No | Yes |
| Wi-Fi Onboard | No | Yes |
| Model | B650M Pro RS | ROG Maximus Z790 Hero |
| VRM | 8+2+1 phase, Dr.MOS | High-end design (exact phase count not currently listed) |
| Memory | 4x DDR5 DIMM, up to 256GB, up to 7200+ MT/s (OC) | 4x DDR5 DIMM, AEMP-enabled overclocking |
| Expansion | PCIe 4.0 x16 + PCIe 3.0 x16 (x4) | PCIe 5.0 x16 |
| Connectivity | M.2 Key E for optional WiFi module | Thunderbolt 4 |
| Networking | Realtek RTL8125BG 2.5G LAN (WiFi optional) | Dual 2.5Gb LAN, Wi-Fi 6E, Bluetooth 5.3 |
| Audio | Realtek ALC897, Nahimic enhancement | ROG SupremeFX |
| Special Features | 3x M.2 (1x Gen5, 1x Gen4, 1x Gen4 x2) | Multiple M.2 slots (PCIe 4.0) |
| CPU Support | AMD Ryzen 9000 / 8000 / 7000 series | Intel 12th / 13th / 14th Gen Core |




