Lenovo IdeaPad Y550 20017

Laptop, from 2009 10 hardware reports
Memory
Up to 4 GB
2 laptop-size slots
SSD and charger
Coming next
Checked from separate sources
Upgradable

Yes. 2 slots, up to 4 GB seen working.

It takes the same type of laptop-size sticks (SO-DIMM).

Slots
2 SO-DIMM slots
Most seen working
4 GB in two or more machines; one machine runs 8 GB
Firmware says
4 GB maximum
How sure
10 of 10 reports show this layout

Worked out from 10 hardware reports of this laptop. Sources and method. Updated 9 Nov 2026.

2 laptop-size slots
Illustration

Questions

Can I upgrade the RAM in the Lenovo IdeaPad Y550 20017?

Yes. 2 slots, up to 4 GB seen working. It takes the same type of laptop-size sticks (SO-DIMM).

How much RAM can the Lenovo IdeaPad Y550 20017 take?

Machines in the reports run up to 4 GB, and one runs 8 GB. That matches the 4 GB maximum the firmware reports.

Is this my laptop?

Check the model name on the label underneath. It should read IdeaPad Y550 20017.

More in the Lenovo IdeaPad