MSI MAG X870E Tomahawk MAX WIFI7 ATX Motherboard
MPN MAG-X870E-TOMAHAWK-MAX-WIFI · Brand MSI · ATX
MSI MAG X870E Tomahawk MAX WiFi 7 is an AMD AM5 ATX motherboard with X870E chipset, 14+2+1 80A power stages, DDR5 support up to 8400+ MT/s, PCIe 5.0, USB4, 5G LAN, and Wi-Fi 7
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Overview
The MSI MAG X870E Tomahawk MAX WiFi 7 is a full-size ATX motherboard built on the AMD X870E chipset with an AM5 socket, offering broad compatibility with AMD Ryzen 9000, 8000, and 7000 series desktop processors. Designed for enthusiasts who demand headroom for both current and next-generation workloads, this board pairs a robust power delivery architecture with high-bandwidth connectivity across every tier of the platform. Power delivery centres on a 14+2+1 Duet Rail Power System rated at 80A per phase via Smart Power Stage (SPS) MOSFETs, fed by two 8-pin CPU power connectors. The 8-layer PCB uses 2oz thickened copper traces and server-grade materials to maintain stable voltage under sustained load. Thermal management is handled by MSI's Frozr Guard solution: an extended heatsink array, MOSFET thermal pads rated at 7 W/mK, additional choke thermal pads, and EZ M.2 Shield Frozr II covers across the M.2 slots to keep storage temperatures in check. Memory support spans dual-channel DDR5 with JEDEC speeds from 4800 to 5600 MT/s and overclocked profiles reaching 8400+ MT/s via AMD EXPO or manual OC. Maximum installed capacity is 256 GB across four DIMM slots. The board also supports CUDIMM in clock-driver bypass mode. For expansion, the primary PCIe x16 slot (PCI_E1) runs at PCIe 5.0 x16 with Ryzen 9000 or 7000 series CPUs and at PCIe 4.0 x8 or x4 depending on Ryzen 8000 variant. Two additional slots offer PCIe 3.0 x1 and PCIe 4.0 x4 from the chipset. An onboard Lightning Gen 5 x4 M.2 slot satisfies next-generation NVMe drives. Connectivity is a core strength: the rear I/O includes a USB 40 Gbps Type-C (USB4) port, two USB 10 Gbps Type-C ports (also serving DisplayPort 1.4 output at up to 4K 60 Hz), multiple USB 10 Gbps and 5 Gbps Type-A ports, USB 2.0, a 5G LAN controller, Wi-Fi 7 with Bluetooth 5.4, HDMI 2.1 FRL (up to 8K 60 Hz), optical S/PDIF out, and a Flash BIOS button for tool-free BIOS recovery. Internal headers add four USB 2.0, four USB 5 Gbps Type-A, and one USB 20 Gbps Type-C port. RGB headers include three Addressable V2 (JARGB_V2) and one standard RGB (JRGB) connector. The board carries a 3-year warranty. Verifiable Specifications: - Socket: AM5 | Chipset: X870E | Form Factor: ATX - CPU Support: AMD Ryzen 9000 / 8000 / 7000 series - Memory: DDR5 dual-channel; JEDEC 4800–5600 MT/s; OC up to 8400+ MT/s; max 256 GB - Expansion: PCIe 5.0 x16 (primary), PCIe 4.0 x4 (chipset), PCIe 3.0 x1 (chipset); Lightning Gen 5 x4 M.2 - Rear USB: 1× USB4 40 Gbps Type-C, 2× USB 10 Gbps Type-C, USB 10 Gbps Type-A, USB 5 Gbps Type-A, USB 2.0 - Networking: 5G LAN, Wi-Fi 7, Bluetooth 5.4 - Display: HDMI 2.1 FRL (8K 60 Hz), 2× USB-C DisplayPort 1.4 (4K 60 Hz) - Power Delivery: 14+2+1 phases, 80A SPS, dual 8-pin CPU connectors, 8-layer 2oz copper PCB - Warranty: 3 years
Datasheet
| Memory Type | DDR5 |
|---|---|
| Warranty | 3 Years |
| Form Factor | ATX |
| Chipset | X870E |
| Socket | AM5 |
| CPU Type | Ryzen 9000,Ryzen 8000,Ryzen 7000 |
| Max Memory | 256 GB |
| Memory Speed | up to 8400+ |
| Platform | AMD |
| Graphics Port | 1x HDMI Support HDMI 2.1 FRL, maximum resolution of 8K 60Hz 2x Type-C DisplayPort USB4 port, supporting DisplayPort 1.4 with HBR3 over USB Type-C, maximum resolution of 4K 60Hz |
| Memory Feature | Memory Support DDR5 8400 – 5600 (OC) MT/s / 5600 – 4800 (JEDEC) MT/s Ryzen™ 9000 Series Processors max. overclocking frequency: • 1DPC 1R Max speed up to 8400+ MT/s • 1DPC 2R Max speed up to 6400+ MT/s • 2DPC 1R Max speed up to 6400+ MT/s • 2DPC 2R Max speed up to 6400+ MT/s Supports AMD POR Speed and JEDEC Speed Supports Memory Overclocking and AMD EXPO Supports Dual-Channel mode Supports Non-ECC, Un-buffered memory Supports CUDIMM, Clock Driver bypass mode only |
| Expansion Slots | 3x PCI-E x16 slot PCI_E1 Gen PCIe 5.0 supports up to x16 (From CPU) PCI_E2 Gen PCIe 3.0 supports up to x1 (From Chipset) PCI_E3 Gen PCIe 4.0 supports up to x4 (From Chipset) PCI_E1 slot • Supports PCIe 5.0 x16 (For Ryzen 9000/ 7000 Series processors) • Supports PCIe 4.0 x8 (For Ryzen 8700/ 8600/ 8400 Series processors) • Supports PCIe 4.0 x4 (For Ryzen 8500/ 8300 Series processor) |
| Channel Supported | Dual Channel |
| Wireless Networking | WiFi 7,Bluetooth 5.4 |
| Back Panel I/O Ports | Clear CMOS Button USB 10Gbps Type-A USB 5Gbps Type-A USB 2.0 5G LAN Wi-Fi / Bluetooth Audio connectors Flash BIOS Button HDMI USB 40Gbps Type-C USB 10Gbps Type-C USB 10Gbps Type-A Optical S/PDIF-OUT |
| Internal I/O Connector | 1x Power Connector(ATX_PWR) 2x Power Connector(CPU_PWR) 1x Power Connector(PCIE_PWR 8pin) 1x CPU Fan 1x Combo Fan (Pump_Sys Fan) 6x System Fan 1x EZ Conn-header (JAF_2) 2x Front Panel (JFP) 1x Chassis Intrusion (JCI) 1x Front Audio (JAUD) 3x Addressable V2 RGB LED connector (JARGB_V2) 1x RGB LED connector(JRGB) 1x TPM pin header(Support TPM 2.0) 2x Direct OC Jumper (JBCLK) 4x USB 2.0 ports 4x USB 5Gbps Type A ports 1x USB 20Gbps Type C ports |




