How much RAM does the HP OMEN Obelisk 875-1794nz support?

The OMEN Obelisk 875-1794nz supports up to 128GB of memory across 4 slot(s), up to 32GB per slot.

What type of memory does the OMEN Obelisk 875-1794nz use?

It uses DDR4 UDIMM memory modules.

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

Guaranteed-compatible DDR4 UDIMM upgrades for the HP OMEN Obelisk 875-1794nz, in matched-kit options that fill your slots.

Verified compatible

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Guaranteed-compatible DDR4 UDIMM upgrades for the HP OMEN Obelisk 875-1794nz, in matched-kit options that fill your slots.

Verified compatible

Guaranteed-compatible SSD and hard-drive upgrades for the HP OMEN Obelisk 875-1794nz — 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.

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.

This option is out of stock.

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

Specifications reported for this system.

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