How much RAM does the Lenovo ThinkSystem SR645 support?

The ThinkSystem SR645 supports up to 4096GB of memory across 32 slot(s), up to 128GB per slot.

What type of memory does the ThinkSystem SR645 use?

It uses DDR4 RDIMM memory modules.

Compatible drive types: SATA 2.5" SSD.

Guaranteed-compatible SSD and hard-drive upgrades for the Lenovo ThinkSystem SR645, matched to its drive bays and slots.

Verified compatible

Guaranteed-compatible SSD and hard-drive upgrades for the Lenovo ThinkSystem SR645 — 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 Lenovo ThinkSystem SR645, matched to its drive bays and slots.

Verified compatible

Guaranteed-compatible SSD and hard-drive upgrades for the Lenovo ThinkSystem SR645 — matched to its drive bays and slots.

This option is out of stock.