Lenovo ThinkCentre E73
Type 10AS Desktop, from 2013 12 hardware reports
Memory

Up to 16 GB
2 full-size slots
Drives and power
Coming next
Checked from separate sources
Upgradable
Yes. 2 slots, up to 16 GB seen working.
It takes DDR3-1600 full-size sticks (DIMM).
- Slots
- 2 DIMM slots
- Type
- DDR3-1600 240-pin DIMM
- Most seen working
- 16 GB in two or more machines
- Firmware says
- 16 GB maximum
- How sure
- 12 of 12 reports show this layout
See 8 GB DDR3-1600 DIMM on AmazonOpens an Amazon search for this exact spec.
Worked out from 12 hardware reports of this desktop. Sources and method. Updated 9 Nov 2026.

2 full-size slots
Illustration Questions
Can I upgrade the RAM in the Lenovo ThinkCentre E73?
Yes. 2 slots, up to 16 GB seen working. It takes DDR3-1600 full-size sticks (DIMM).
What type of RAM does the Lenovo ThinkCentre E73 use?
DDR3-1600 full-size sticks (DIMM, 240-pin).
How much RAM can the Lenovo ThinkCentre E73 take?
Machines in the reports run up to 16 GB. That matches the 16 GB maximum the firmware reports.