ASUS K55N

Laptop, from 2012 7 hardware reports
Memory
Up to 16 GB
2 laptop-size slots
SSD and charger
Coming next
Checked from separate sources
Upgradable

Yes. 2 slots, up to 16 GB seen working.

It takes DDR3-50109 laptop-size sticks (SO-DIMM).

Slots
2 SO-DIMM slots
Type
DDR3-50109 204-pin SO-DIMM
Most seen working
16 GB in two or more machines
Firmware says
8 GB maximum (often wrong, so we show what machines run)
How sure
7 of 7 reports show this layout
See 8 GB DDR3-50109 SO-DIMM on AmazonOpens an Amazon search for this exact spec.

Worked out from 7 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 K55N?

Yes. 2 slots, up to 16 GB seen working. It takes DDR3-50109 laptop-size sticks (SO-DIMM).

What type of RAM does the ASUS K55N use?

DDR3-50109 laptop-size sticks (SO-DIMM, 204-pin).

How much RAM can the ASUS K55N 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 K55N.

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