How much RAM does the Supermicro BigTwin SuperServer SYS-221BT-HNC9R support?

The BigTwin SuperServer SYS-221BT-HNC9R supports up to 4096GB of memory across 16 slot(s), up to 256GB per slot.

What type of memory does the BigTwin SuperServer SYS-221BT-HNC9R use?

It uses DDR5 RDIMM memory modules.

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

Guaranteed-compatible DDR5 RDIMM upgrades for the Supermicro BigTwin SuperServer SYS-221BT-HNC9R, 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 Supermicro BigTwin SuperServer SYS-221BT-HNC9R, in matched-kit options that fill your slots.

Verified compatible

This option is out of stock.

Guaranteed-compatible SSD and hard-drive upgrades for the Supermicro BigTwin SuperServer SYS-221BT-HNC9R — matched to its drive bays and slots.

This option is out of stock.

This option is out of stock.

The drive bay size is inferred from the system's reported storage interface.
Compatibility is based on published specifications, not yet confirmed against a manufacturer tool.

This option is out of stock.

Specifications reported for this system.

Good to know

System notes