Lenovo ThinkCentre M600
Type 10GB Desktop, from 2015 2 hardware reports
Memory

Up to 4 GB
1 full-size slot
Drives and power
Coming next
Checked from separate sources
Only 2 machines reported so far, so this answer rests on few examples. Check the label or open the panel before you buy.
Upgradable
Yes. One slot, up to 4 GB seen working.
It takes DDR3-1600 full-size sticks (DIMM).
- Slots
- 1 DIMM slot
- Type
- DDR3-1600 240-pin DIMM
- Most seen working
- 4 GB in two or more machines
- Firmware says
- 8 GB maximum (often wrong, so we show what machines run)
- How sure
- 2 of 2 reports show this layout
See 4 GB DDR3-1600 DIMM on AmazonOpens an Amazon search for this exact spec.
Worked out from 2 hardware reports of this desktop. Sources and method. Updated 9 Nov 2026.

1 full-size slot
Illustration Questions
Can I upgrade the RAM in the Lenovo ThinkCentre M600?
Yes. One slot, up to 4 GB seen working. It takes DDR3-1600 full-size sticks (DIMM).
What type of RAM does the Lenovo ThinkCentre M600 use?
DDR3-1600 full-size sticks (DIMM, 240-pin).
How much RAM can the Lenovo ThinkCentre M600 take?
Machines in the reports run up to 4 GB. The firmware reports a maximum of 8 GB, a figure that is often wrong.
Is this my desktop?
Check the label on the bottom. It should say ThinkCentre M600, and the type code starts with 10GB. Other type codes share this name: 10G9.