ASUS UX331UN

Laptop, from 2017 9 hardware reports
Memory
Soldered
No slot to add more
SSD and charger
Coming next
Checked from separate sources
Not upgradable

No. The memory is soldered to the board.

8 or 16 GB is built in and there is no slot to add more.

Free slots
None
Type
LPDDR3-2133
Soldered
8 GB or 16 GB, depending on the configuration
Firmware says
8 GB maximum (often wrong, so we show what machines run)
How sure
9 of 9 reports show this layout

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

All soldered
Illustration

Questions

Can I upgrade the RAM in the ASUS UX331UN?

No. The memory is soldered to the board. 8 or 16 GB is built in and there is no slot to add more.

What type of RAM does the ASUS UX331UN use?

LPDDR3-2133 memory soldered to the board.

How much RAM can the ASUS UX331UN take?

Machines in the reports run up to 16 GB. The firmware reports a maximum of 8 GB, a figure that is often wrong.

Is this my laptop?

Check the model name on the label underneath. It should read UX331UN.

More in the ASUS UX331