How much RAM does the ASRock W790D8HM3 support?

The W790D8HM3 supports up to 2048GB of memory across 8 slot(s), up to 256GB per slot.

What type of memory does the W790D8HM3 use?

It uses DDR5 RDIMM memory modules.

Compatible drive types: NVMe M.2 22110 (PCIe Gen 4) SSD, NVMe M.2 2280 (PCIe Gen 4) SSD, SATA 2.5" SSD, SATA M.2 2280 SSD.

Guaranteed-compatible DDR5 RDIMM upgrades for the ASRock W790D8HM3, in matched-kit options that fill your slots.

Verified compatible

This option is out of stock.

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Guaranteed-compatible DDR5 RDIMM upgrades for the ASRock W790D8HM3, in matched-kit options that fill your slots.

Verified compatible

This option is out of stock.

Good to know

Guaranteed-compatible SSD and hard-drive upgrades for the ASRock W790D8HM3 — matched to its drive bays and slots.

This option is out of stock.

Your slot's PCIe generation isn't published; the drive adjusts to it automatically.

This option is out of stock.

Your slot's PCIe generation isn't published; the drive adjusts to it automatically.

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.