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Guaranteed-fit promise
Every part is matched to your machine's slots and drive bays and checked against its published specs before we list it.
DDR4 · SO-DIMM · up to 3200 MT/s
2×8GB = 16GB
Verified fit for your system$96.99
In stock — ships within 1 business day
≈ $6.06/GB · 16GB total after upgrade
Every option here matches this system's published specifications. Muted means it fits too — we just don't stock it right now. Pick one to switch.
NVMe M.2 2280 (PCIe Gen 4) SSD · SATA 2.5" SSD · SATA M.2 2280 SSD · SATA 2.5" Hard Drive
NVMe M.2 2280 (PCIe Gen 4) SSD · 256 GB
Verified fit for your systemNot stocked right now. It's verified to fit— get an email the moment it's back.
Every drive here matches this system's published specifications. Pick a drive type, then a capacity. Muted means it fits too — just not stocked right now.
How we know NVMe M.2 2280 (PCIe Gen 4) SSD fits
Software for your upgrade — matched to your HP 15-dy4005cy.
Checks the drivers on your HP 15-dy4005cy, installs the safe updates Windows offers, guides the rest to the official download — and confirms exactly which of the upgrades above your machine has room for.
Complete your upgrade. This machine takes both memory and storage — add one from each tab above to do it in one order.
HP 15-dy4005cy takes DDR4 SODIMM memory, 2 slots, up to 64 GB. Every option above matches those requirements, so it typically installs and runs without any firmware change.
“Spec match” means the module matches your system’s published specifications; it isn’t yet confirmed against a manufacturer tool.
Specifications reported for the HP 15-dy4005cy.
Good to know
Guaranteed fit
Matched to your machine's slots and drive bays before we list it — or your money back.