How much RAM does the HP ProBook 455 G8 Notebook support?

The ProBook 455 G8 Notebook supports up to 64GB of memory across 2 slot(s), up to 32GB per slot.

What type of memory does the ProBook 455 G8 Notebook use?

It uses DDR4 SODIMM memory modules.

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

Guaranteed-compatible DDR4 SODIMM upgrades for the HP ProBook 455 G8 Notebook, in matched-kit options that fill your slots.

Verified compatible

Guaranteed-compatible SSD and hard-drive upgrades for the HP ProBook 455 G8 Notebook — 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.

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Guaranteed-compatible DDR4 SODIMM upgrades for the HP ProBook 455 G8 Notebook, in matched-kit options that fill your slots.

Verified compatible

Guaranteed-compatible SSD and hard-drive upgrades for the HP ProBook 455 G8 Notebook — 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.

Good to know

Maximum capacity per slot is inferred from total capacity ÷ number of slots.
Compatibility is based on published specifications, not yet confirmed against a manufacturer tool.