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MSI PRO Z790-A MAX WIFI

LGA1700 · ATX · DDR5 · board-only configuration · MSI global specification

ATX motherboard for supported LGA1700 processors, with 4 DDR5 slots and 4 onboard M.2 storage positions. Intel 2.5 Gb Ethernet; Wi-Fi 7; Bluetooth 5.4.

Reviewed 7 Sept 2026Manufacturer specifications, not a hands-on test.

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WHAT IT BRINGS

The useful part.

Four PCIe 4.0 M.2 positions and six SATA ports accompany Wi-Fi 7.

Manufacturer source

BEFORE YOU CHOOSE

The checks that matter.

The M.2 positions use PCIe 4.0; the board’s PCIe 5.0 graphics-slot specification is not an M.2 storage specification.

Manufacturer source

NOTHING HIDDEN IN THE SMALL PRINT

Every specification.
With its source.

Our publishing standard

CPU socket: LGA1700
Conditions & context
Manufacturer specification · Match the exact CPU and required BIOS as well as the physical socket.
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Chipset: Intel Z790
Conditions & context
Manufacturer specification
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Form factor: ATX: 304.8 × 243.84 mm
Conditions & context
Manufacturer specification · Board dimensions, not retail packaging. Check case mounting positions, clearance and cable routing.
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Memory type, slots and limit: 4 DDR5 DIMM slots; up to 256 GB; dual-channel unbuffered memory; Intel XMP 3.0
Conditions & context
Manufacturer specification · Manufacturer capacity ceiling for this exact board, not included memory or a performance measurement. CPU, BIOS, DIMM population and the validated-module list determine support. DDR5 slots require DDR5 modules; DDR4 and DDR5 are not interchangeable.
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Storage interfaces: 4 M.2 PCIe 4.0 x4 slots: M2_1 from CPU, M2_2/M2_3/M2_4 from chipset; M2_3 and M2_4 also support SATA; 6 SATA 6 Gb/s ports
Conditions & context
Manufacturer specification · M2_1 accepts drives up to 22110; the other three accept drives up to 2280. Verify individual slot and drive compatibility in the manual.
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Network interfaces: Intel 2.5 Gb Ethernet; Wi-Fi 7; Bluetooth 5.4
Conditions & context
Manufacturer specification · Wi-Fi 7 requires supported Windows 11, drivers and access point. 6 GHz depends on country rules; Bluetooth version depends on module vendor and drivers.
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CPU support / BIOS source: MSI lists Intel Core 14th / 13th / 12th Gen, Pentium Gold and Celeron processors. Check the exact CPU support list and required BIOS before purchase; a socket match alone does not establish out-of-box compatibility.
Conditions & context
Manufacturer specification
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Maximum listed memory: 256 GB
Conditions & context
Manufacturer specification · Manufacturer capacity ceiling for this exact board, not included memory or a performance measurement. CPU, BIOS, DIMM population and the validated-module list determine support. DDR5 slots require DDR5 modules; DDR4 and DDR5 are not interchangeable.
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DIMM slots: 4
Conditions & context
Manufacturer specification · Physical DDR5 module positions, not included modules. Consult the board manual for population order and compatible capacities.
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Onboard M.2 storage slots: 4
Conditions & context
Manufacturer specification · Onboard M.2 storage positions only. M2_1 accepts drives up to 22110; the other three accept drives up to 2280. Verify individual slot and drive compatibility in the manual.
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SATA storage ports: 6
Conditions & context
Manufacturer specification · SATA 6 Gb/s connectors, not supplied drives or power cables. M2_1 accepts drives up to 22110; the other three accept drives up to 2280. Verify individual slot and drive compatibility in the manual.
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Onboard audio hardware: Realtek ALC4080
Conditions & context
Manufacturer specification · Manufacturer-listed onboard audio hardware, not a measured sound-quality result. Where alternatives are listed, no particular unseen controller revision is promised.
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