Dell Inspiron 7390 2n1


Yes, you can add one stick. Up to 16 GB seen working.
16 GB is soldered to the board and 2 slots are free for a LPDDR3-2133 stick.
- Free slots
- 2 memory slots
- Type
- LPDDR3-2133
- Soldered
- 16 GB
- Most seen working
- 16 GB in two or more machines
- Firmware says
- 32 GB maximum (often wrong, so we show what machines run)
- 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.

Batteries in these laptops report 52 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.
From 3 battery readings. Sources and method. Updated 9 Nov 2026.
IllustrationQuestions
Can I upgrade the RAM in the Dell Inspiron 7390 2n1?
Yes, you can add one stick. Up to 16 GB seen working. 16 GB is soldered to the board and 2 slots are free for a LPDDR3-2133 stick.
What type of RAM does the Dell Inspiron 7390 2n1 use?
LPDDR3-2133 memory soldered to the board.
How much RAM can the Dell Inspiron 7390 2n1 take?
Machines in the reports run up to 16 GB. The firmware reports a maximum of 32 GB, a figure that is often wrong.
What battery does the Dell Inspiron 7390 2n1 use?
Batteries in these laptops report 52 Wh, going by 3 reports. Other pack sizes may have shipped, so check the capacity printed on yours.
Is this my laptop?
Check the model name on the label underneath. It should read Inspiron 7390 2n1.