eMachines eME640

Laptop, from 2010 4 hardware reports
Memory
Up to 2 GB
2 laptop-size slots
SSD and charger
Coming next
Checked from separate sources
Upgradable

Yes. 2 slots, up to 2 GB seen working.

It takes DDR3-1066 laptop-size sticks (SO-DIMM).

Slots
2 SO-DIMM slots
Type
DDR3-1066 204-pin SO-DIMM
Most seen working
2 GB in two or more machines; one machine runs 4 GB
Firmware says
2 GB maximum
How sure
4 of 4 reports show this layout
See 8 GB DDR3-1066 SO-DIMM on AmazonOpens an Amazon search for this exact spec.

Worked out from 4 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 eMachines eME640?

Yes. 2 slots, up to 2 GB seen working. It takes DDR3-1066 laptop-size sticks (SO-DIMM).

What type of RAM does the eMachines eME640 use?

DDR3-1066 laptop-size sticks (SO-DIMM, 204-pin).

How much RAM can the eMachines eME640 take?

Machines in the reports run up to 2 GB, and one runs 4 GB. That matches the 2 GB maximum the firmware reports.

Is this my laptop?

Check the model name on the label underneath. It should read eME640.