System76 Thelio Mira

Desktop, from 2021 5 hardware reports
Memory
Up to 32 GB
4 full-size slots
Drives and power
Coming next
Checked from separate sources
Upgradable

Yes. 4 slots, up to 32 GB seen working.

It takes DDR5-4800 full-size sticks (DIMM).

Slots
4 DIMM slots
Type
DDR5-4800 288-pin DIMM
Most seen working
32 GB in two or more machines; one machine runs 128 GB
Firmware says
128 GB maximum (often wrong, so we show what machines run)
How sure
4 of 5 reports show this layout
See 8 GB DDR5-4800 DIMM on AmazonOpens an Amazon search for this exact spec.

Worked out from 5 hardware reports of this desktop. Sources and method. Updated 9 Nov 2026.

4 full-size slots
Illustration

Questions

Can I upgrade the RAM in the System76 Thelio Mira?

Yes. 4 slots, up to 32 GB seen working. It takes DDR5-4800 full-size sticks (DIMM).

What type of RAM does the System76 Thelio Mira use?

DDR5-4800 full-size sticks (DIMM, 288-pin).

How much RAM can the System76 Thelio Mira take?

Machines in the reports run up to 32 GB, and one runs 128 GB. The firmware reports a maximum of 128 GB, a figure that is often wrong.

Is this my desktop?

Check the model name on the front or the label of the case. It should read Thelio Mira.

More in the System76 Thelio