Lenovo IdeaPad S340-15IIL

Type 81VW Laptop, from 2019 17 hardware reports
Memory
Up to 20 GB
2 laptop-size slots
SSD and charger
Coming next
Checked from separate sources
Depends on the configuration

It depends on the configuration.

The reports show more than one memory layout for this laptop. Check the label or the system information before you buy.

Slots
2 SO-DIMM slots
Type
DDR4-2666 260-pin SO-DIMM
Most seen working
20 GB in two or more machines
Firmware says
32 GB maximum (often wrong, so we show what machines run)
How sure
10 of 17 reports show this layout
See 8 GB DDR4-2666 SO-DIMM on AmazonOpens an Amazon search for this exact spec.

Worked out from 17 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 S340-15IIL?

It depends on the configuration: the reports show more than one memory layout for this laptop.

What type of RAM does the Lenovo IdeaPad S340-15IIL use?

DDR4-2666 laptop-size sticks (SO-DIMM, 260-pin).

How much RAM can the Lenovo IdeaPad S340-15IIL take?

Machines in the reports run up to 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 S340-15IIL, and the type code starts with 81VW. Other type codes share this name: 81WL.

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