How much RAM does the HP ProDesk 405 G6 (Small form factor) support?

The ProDesk 405 G6 (Small form factor) supports up to 64GB of memory across 2 slot(s), up to 32GB per slot.

What type of memory does the ProDesk 405 G6 (Small form factor) use?

It uses DDR4 UDIMM memory modules.

Compatible drive types: NVMe M.2 2280 (PCIe Gen 4) SSD, SATA 2.5" SSD, SATA 3.5" Hard Drive, SATA M.2 2280 SSD.

Guaranteed-compatible DDR4 UDIMM upgrades for the HP ProDesk 405 G6 (Small form factor), in matched-kit options that fill your slots.

Verified compatible

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Guaranteed-compatible DDR4 UDIMM upgrades for the HP ProDesk 405 G6 (Small form factor), in matched-kit options that fill your slots.

Verified compatible

Good to know

Guaranteed-compatible SSD and hard-drive upgrades for the HP ProDesk 405 G6 (Small form factor) — 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.

Compatibility is based on published specifications, not yet confirmed against a manufacturer tool.

This option is out of stock.

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