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ASRock B860 Steel Legend WiFi vs MSI MPG X870E Carbon WiFi: Comparison
ASRock B860 Steel Legend WiFi and MSI MPG X870E Carbon WiFi differ on max rated memory speed: ASRock B860 Steel Legend WiFi at 8666 MT/s, MSI MPG X870E Carbon WiFi at 8400 MT/s, which puts ASRock B860 Steel Legend WiFi ahead on that measure. They match on 15 other specifications, including form factor, memory type and memory slots.
Specs
| Specification | ![]() | ![]() |
|---|---|---|
| Platform | Intel | AMD |
| Socket Type | LGA1851 | AM5 |
| Socket | LGA1851 | AM5 |
| Form Factor | ATX | ATX |
| Chipset | B860 | X870E |
| Newest CPU Family Supported | Core Ultra Series 2 | Ryzen 9000 |
| Memory Type | DDR5 | DDR5 |
| Oldest CPU Family Supported | Core Ultra Series 2 | Ryzen 7000 |
| Memory Slots | 4 | 4 |
| Max Memory | 256 GB | 256 GB |
| M.2 Slots | 4 | 4 |
| Board Width | 244 mm | 244 mm |
| PCIe 5.0 Support | Yes | Yes |
| Wi-Fi Onboard | Yes | Yes |
| Max Rated Memory Speed | 8666 MT/s | 8400 MT/s |
| ECC Memory Support | None | None |
| M.2 Slots Onboard | 4 | 4 |
| M.2 PCIe 5.0 Slots | 1 | 2 |
| M.2 PCIe 4.0 Slots | 3 | 2 |
| M.2 CPU Attached Slots | 1 | 2 |
| SATA Ports | 4 | 4 |
| PCIe x16 Slots | 2 | 3 |
| Primary Graphics Slot Gen | PCIe 5.0 | PCIe 5.0 |
| Rear USB4 or TB Ports | 1 | 2 |
| Rear USB 10Gbps Ports | 2 | 11 |
| Front USB-C Header Speed | 20Gbps | 20Gbps |
| Fan and Pump Headers | 8 | 7 |
| ARGB Headers | 3 | 3 |
| Vcore Power Stages | 14 | 18 |
| Power Stage Current Rating | 80 A | 110 A |
| EPS 12V Configuration | Two 8-pin | Two 8-pin |
| Max Ethernet Speed | 2.5 Gbps | 5 Gbps |
| Ethernet Port Count | 1 | 2 |
| Wi-Fi Standard | Wi-Fi 6E | Wi-Fi 7 |
| Bluetooth Version | 5.3 | 5.4 |
| Audio Codec | Realtek ALC1220 | Realtek ALC4080 |
| Model | B860 Steel Legend WiFi | MPG X870E CARBON WIFI |
| VRM | 14+1+1+1+1 phase, 80A Dr.MOS | 18+2+1 Duet Rail Power System, 110A Smart Power Stage |
| Memory | 4x DDR5 DIMM, up to 256GB, up to 8666+ MHz (OC) | 4x DDR5 UDIMM, up to 256GB, up to 8400+ MT/s (OC, Ryzen 9000) |
| Expansion | PCIe 5.0 x16 + PCIe 4.0 x16 (x2) | PCIe 5.0 x16 + PCIe 5.0 x4 (CPU, x16/x0 or x8/x4) + PCIe 4.0 x4 (chipset) |
| Connectivity | Nahimic audio software, Thunderbolt 4/USB4 | 2x rear USB 40Gbps Type-C (USB4), HDMI 2.1, front USB 20Gbps Type-C header |
| Networking | 2.5G LAN, Wi-Fi 6E | Realtek 8126 5G + Realtek 8125 2.5G dual LAN, Wi-Fi 7, Bluetooth 5.4 |
| Audio | Realtek ALC1220, Nahimic | Realtek ALC4080, 7.1-channel USB audio, optical S/PDIF |
| Special Features | 4x M.2 (1x Gen5, 2x Gen4, 1x Gen4 x2) | 4x M.2 (2x Gen5, 2x Gen4) |
| CPU Support | Intel Core Ultra Processors (Series 2) | AMD Ryzen 9000 / 8000 / 7000 series |
| Source URL | https://www.asrock.com/MB/Intel/B860%20Steel%20Legend%20WiFi/index.asp | https://www.msi.com/Motherboard/MPG-X870E-CARBON-WIFI/Specification |
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