How much RAM does the ASRock 2U4G-C621WS support?

The 2U4G-C621WS supports up to 768GB of memory across 12 slot(s), up to 64GB per slot.

What type of memory does the 2U4G-C621WS use?

It uses DDR4 LRDIMM/RDIMM memory modules.

Compatible drive types: SATA 2.5" SSD.

Guaranteed-compatible SSD and hard-drive upgrades for the ASRock 2U4G-C621WS, matched to its drive bays and slots.

Verified compatible

Guaranteed-compatible SSD and hard-drive upgrades for the ASRock 2U4G-C621WS — matched to its drive bays and slots.

This option is out of stock.

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Guaranteed-compatible SSD and hard-drive upgrades for the ASRock 2U4G-C621WS, matched to its drive bays and slots.

Verified compatible

Guaranteed-compatible SSD and hard-drive upgrades for the ASRock 2U4G-C621WS — matched to its drive bays and slots.

This option is out of stock.