Lenovo ThinkPad T14s Gen 3

Type 21BS Laptop, from 2022 3 hardware reports
Memory
Soldered
No slot to add more
Battery
57 Wh
Reported by the batteries
SSD and charger
Coming next
Checked from separate sources
Not upgradable

No. The memory is soldered to the board.

32 GB is built in and there is no slot to add more.

Free slots
None
Type
LPDDR5-4800
Soldered
32 GB
Firmware says
32 GB maximum
How sure
3 of 3 reports show this layout

Worked out from 3 hardware reports of this laptop. Sources and method. Updated 9 Nov 2026.

All soldered
Illustration
Battery

Batteries in these laptops report 57 Wh.

That is the design capacity the batteries themselves report, and the label can read 1 to 3 Wh higher. Other pack sizes may have shipped, so check the capacity printed on yours before you order.

Lenovo ThinkPad T14s Gen 3 battery on AmazonMatch the capacity and part number to the label on your battery.

From 3 battery readings. Sources and method. Updated 9 Nov 2026.

Illustration

Questions

Can I upgrade the RAM in the Lenovo ThinkPad T14s Gen 3?

No. The memory is soldered to the board. 32 GB is built in and there is no slot to add more.

What type of RAM does the Lenovo ThinkPad T14s Gen 3 use?

LPDDR5-4800 memory soldered to the board.

How much RAM can the Lenovo ThinkPad T14s Gen 3 take?

Machines in the reports run up to 32 GB. That matches the 32 GB maximum the firmware reports.

What battery does the Lenovo ThinkPad T14s Gen 3 use?

Batteries in these laptops report 57 Wh, going by 3 reports. Other pack sizes may have shipped, so check the capacity printed on yours.

Is this my laptop?

Check the label on the bottom. It should say ThinkPad T14s Gen 3, and the type code starts with 21BS. Other type codes share this name: 21CQ, 21BR, 21CR.