Toshiba Satellite C660
Laptop, from 2010 97 hardware reports
Memory

Up to 12 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
- DDR3-1066 204-pin SO-DIMM
- Most seen working
- 12 GB in two or more machines
- Firmware says
- 32 GB maximum (often wrong, so we show what machines run)
- How sure
- 53 of 97 reports show this layout
See 4 GB DDR3-1066 SO-DIMM on AmazonOpens an Amazon search for this exact spec.
Worked out from 97 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 Toshiba Satellite C660?
It depends on the configuration: the reports show more than one memory layout for this laptop.
What type of RAM does the Toshiba Satellite C660 use?
DDR3-1066 laptop-size sticks (SO-DIMM, 204-pin).
How much RAM can the Toshiba Satellite C660 take?
Machines in the reports run up to 12 GB. The firmware reports a maximum of 32 GB, a figure that is often wrong.
Is this my laptop?
Check the model name on the label underneath. It should read Satellite C660.