How much RAM does the MSI MPG X299M GAMING EDGE AC support?

The MPG X299M GAMING EDGE AC supports up to 128GB of memory across 4 slot(s), up to 32GB per slot.

What type of memory does the MPG X299M GAMING EDGE AC use?

It uses DDR4 UDIMM memory modules.

Compatible drive types: NVMe M.2 2280 (PCIe Gen 4) SSD, SATA 2.5" SSD, SATA M.2 2280 SSD.

Guaranteed-compatible DDR4 UDIMM upgrades for the MSI MPG X299M GAMING EDGE AC, in matched-kit options that fill your slots.

Verified compatible

Guaranteed-compatible SSD and hard-drive upgrades for the MSI MPG X299M GAMING EDGE AC — matched to its drive bays and slots.

This option is out of stock.

The drive runs at your system's supported PCIe speed — fully compatible, just not its own maximum rated speed.

This option is out of stock.

This option is out of stock.

This is a SATA (not NVMe) M.2 drive — confirm your M.2 slot supports SATA drives.

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Guaranteed-compatible DDR4 UDIMM upgrades for the MSI MPG X299M GAMING EDGE AC, in matched-kit options that fill your slots.

Verified compatible

Guaranteed-compatible SSD and hard-drive upgrades for the MSI MPG X299M GAMING EDGE AC — matched to its drive bays and slots.

This option is out of stock.

The drive runs at your system's supported PCIe speed — fully compatible, just not its own maximum rated speed.

This option is out of stock.

This option is out of stock.

This is a SATA (not NVMe) M.2 drive — confirm your M.2 slot supports SATA drives.

ECC	none

Good to know

Faster modules automatically run at your system's maximum supported speed.
Maximum capacity per slot is inferred from total capacity ÷ number of slots.
Compatibility is based on published specifications, not yet confirmed against a manufacturer tool.