MSI Modern 14 B11MOU
Laptop, from 2021 7 hardware reports
Memory

Up to 64 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
- DDR4-3200 260-pin SO-DIMM
- Most seen working
- 64 GB in two or more machines
- Firmware says
- 128 GB maximum (often wrong, so we show what machines run)
- How sure
- 4 of 7 reports show this layout
See 32 GB DDR4-3200 SO-DIMM on AmazonOpens an Amazon search for this exact spec.
Worked out from 7 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 MSI Modern 14 B11MOU?
It depends on the configuration: the reports show more than one memory layout for this laptop.
What type of RAM does the MSI Modern 14 B11MOU use?
DDR4-3200 laptop-size sticks (SO-DIMM, 260-pin).
How much RAM can the MSI Modern 14 B11MOU take?
Machines in the reports run up to 64 GB. The firmware reports a maximum of 128 GB, a figure that is often wrong.
Is this my laptop?
Check the model name on the label underneath. It should read Modern 14 B11MOU.