Dell Precision 3581
Laptop, from 2023 12 hardware reports
Memory
Up to 64 GB
2 laptop-size slots
Battery
64 Wh / 97 Wh
2 capacities fitted
SSD and charger
Coming next
Checked from separate sources
Upgradable
Yes. 2 slots, up to 64 GB seen working.
It takes DDR5-4800 laptop-size sticks (SO-DIMM).
- Slots
- 2 SO-DIMM slots
- Type
- DDR5-4800 262-pin SO-DIMM
- Most seen working
- 64 GB in two or more machines
- Firmware says
- 64 GB maximum
- How sure
- 11 of 12 reports show this layout
See 32 GB DDR5-4800 SO-DIMM on AmazonOpens an Amazon search for this exact spec.
From 12 reports of this machine in the Linux Hardware Database (CC BY 4.0). Updated 9 Nov 2026.
2 laptop-size slots
Illustration Battery
64 Wh or 97 Wh, depending on the battery fitted.
This model shipped with more than one battery. The capacity is printed on the battery itself, so check yours before you order.
From the design capacity the batteries report, in 12 reports. Updated 9 Nov 2026.
IllustrationQuestions
Can I upgrade the RAM in the Dell Precision 3581?
Yes. 2 slots, up to 64 GB seen working. It takes DDR5-4800 laptop-size sticks (SO-DIMM).
What type of RAM does the Dell Precision 3581 use?
DDR5-4800 laptop-size sticks (SO-DIMM, 262-pin).
How much RAM can the Dell Precision 3581 take?
Machines in the reports run up to 64 GB. That matches the 64 GB maximum the firmware reports.
What battery does the Dell Precision 3581 use?
A 64 Wh or a 97 Wh battery, going by the batteries in 12 reports.
Is this my laptop?
Check the model name on the label underneath. It should read Precision 3581.