HP EliteBook 840 G6
Laptop, from 2019 137 hardware reports
Memory

Up to 32 GB
2 laptop-size slots
Battery

50 Wh
Internal pack
SSD and charger
Coming next
Checked from separate sources
Upgradable
Yes. 2 slots, up to 32 GB seen working.
It takes DDR4-2667 laptop-size sticks (SO-DIMM).
- Slots
- 2 SO-DIMM slots
- Type
- DDR4-2667 260-pin SO-DIMM
- Most seen working
- 32 GB in two or more machines; one machine runs 64 GB
- Firmware says
- 32 GB maximum
- How sure
- 137 of 137 reports show this layout
See 16 GB DDR4-2667 SO-DIMM on AmazonOpens an Amazon search for this exact spec.
From 137 reports of this machine in the Linux Hardware Database (CC BY 4.0). Updated 9 Nov 2026.

2 laptop-size slots
Illustration Battery
A 50 Wh battery.
That is the capacity the batteries in these machines report.
From the design capacity the batteries report, in 137 reports. Updated 9 Nov 2026.
IllustrationQuestions
Can I upgrade the RAM in the HP EliteBook 840 G6?
Yes. 2 slots, up to 32 GB seen working. It takes DDR4-2667 laptop-size sticks (SO-DIMM).
What type of RAM does the HP EliteBook 840 G6 use?
DDR4-2667 laptop-size sticks (SO-DIMM, 260-pin).
How much RAM can the HP EliteBook 840 G6 take?
Machines in the reports run up to 32 GB, and one runs 64 GB. That matches the 32 GB maximum the firmware reports.
What battery does the HP EliteBook 840 G6 use?
A 50 Wh battery, going by the batteries in 137 reports.
Is this my laptop?
Check the model name on the label underneath. It should read EliteBook 840 G6.