ASUS X555QA
Laptop, from 2017 9 hardware reports
Memory

Up to 12 GB
2+ laptop-size slots
SSD and charger
Coming next
Checked from separate sources
Upgradable
Yes. At least 2 slots, up to 12 GB seen working.
It takes DDR4-1866 laptop-size sticks (SO-DIMM).
- Slots
- At least 2 SO-DIMM slots
- Firmware lists
- 4 sockets, but no machine in the reports had more than 2 filled. Many laptops list sockets that aren't there, and some workstations hide two slots under the keyboard.
- Type
- DDR4-1866 260-pin SO-DIMM
- Most seen working
- 12 GB in two or more machines
- Firmware says
- 12 GB maximum
- How sure
- 9 of 9 reports show this layout
See 4 GB DDR4-1866 SO-DIMM on AmazonOpens an Amazon search for this exact spec.
Worked out from 9 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 ASUS X555QA?
Yes. At least 2 slots, up to 12 GB seen working. It takes DDR4-1866 laptop-size sticks (SO-DIMM).
What type of RAM does the ASUS X555QA use?
DDR4-1866 laptop-size sticks (SO-DIMM, 260-pin).
How much RAM can the ASUS X555QA take?
Machines in the reports run up to 12 GB. That matches the 12 GB maximum the firmware reports.