Lenovo IdeaPad 330-17IKB
Type 81DM Laptop, from 2018 13 hardware reports
Memory

Up to 12 GB
2 laptop-size slots
SSD and charger
Coming next
Checked from separate sources
Upgradable
Yes. 2 slots, up to 12 GB seen working.
It takes DDR4-2133 laptop-size sticks (SO-DIMM).
- Slots
- 2 SO-DIMM slots
- Type
- DDR4-2133 260-pin SO-DIMM
- Most seen working
- 12 GB in two or more machines; one machine runs 20 GB
- Firmware says
- 32 GB maximum (often wrong, so we show what machines run)
- How sure
- 13 of 13 reports show this layout
See 4 GB DDR4-2133 SO-DIMM on AmazonOpens an Amazon search for this exact spec.
Worked out from 13 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 330-17IKB?
Yes. 2 slots, up to 12 GB seen working. It takes DDR4-2133 laptop-size sticks (SO-DIMM).
What type of RAM does the Lenovo IdeaPad 330-17IKB use?
DDR4-2133 laptop-size sticks (SO-DIMM, 260-pin).
How much RAM can the Lenovo IdeaPad 330-17IKB take?
Machines in the reports run up to 12 GB, and one runs 20 GB. The firmware reports a maximum of 32 GB, a figure that is often wrong.
Is this my laptop?
Check the label on the bottom. It should say IdeaPad 330-17IKB, and the type code starts with 81DM. Other type codes share this name: 81DK.
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