Lenovo ThinkCentre E73

Type 10DS Desktop, from 2015 10 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 DDR3-1333 full-size sticks (DIMM).

Slots
2 DIMM slots
Type
DDR3-1333 240-pin DIMM
Most seen working
16 GB in two or more machines
Firmware says
16 GB maximum
How sure
10 of 10 reports show this layout
See 8 GB DDR3-1333 DIMM on AmazonOpens an Amazon search for this exact spec.

Worked out from 10 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 DDR3-1333 full-size sticks (DIMM).

What type of RAM does the Lenovo ThinkCentre E73 use?

DDR3-1333 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.

Is this my desktop?

Check the label on the bottom. It should say ThinkCentre E73, and the type code starts with 10DS. Other type codes share this name: 10AU, 10AS, 10DR, 10AW.