Lenovo ThinkPad T460s
Type 20FA Laptop, from 2016 69 hardware reports
Memory

Up to 16 GB
1 laptop-size slot
SSD and charger
Coming next
Checked from separate sources
Upgradable
Yes. One slot, up to 16 GB seen working.
It takes DDR4-2133 laptop-size sticks (SO-DIMM).
- Slots
- 1 SO-DIMM slot
- Type
- DDR4-2133 260-pin SO-DIMM
- Most seen working
- 16 GB in two or more machines; one machine runs 20 GB
- Firmware says
- 20 GB maximum (often wrong, so we show what machines run)
- How sure
- 56 of 69 reports show this layout
See 16 GB DDR4-2133 SO-DIMM on AmazonOpens an Amazon search for this exact spec.
Worked out from 69 hardware reports of this laptop. Sources and method. Updated 9 Nov 2026.

1 laptop-size slot
Illustration Questions
Can I upgrade the RAM in the Lenovo ThinkPad T460s?
Yes. One slot, up to 16 GB seen working. It takes DDR4-2133 laptop-size sticks (SO-DIMM).
What type of RAM does the Lenovo ThinkPad T460s use?
DDR4-2133 laptop-size sticks (SO-DIMM, 260-pin).
How much RAM can the Lenovo ThinkPad T460s take?
Machines in the reports run up to 16 GB, and one runs 20 GB. The firmware reports a maximum of 20 GB, a figure that is often wrong.
Is this my laptop?
Check the label on the bottom. It should say ThinkPad T460s, and the type code starts with 20FA. Other type codes share this name: 20F9.