Which memory fits the HP EliteBook 840 G3? OEM part numbers

3 memories are documented for the HP EliteBook 840 G3: 820569-001, 820570-001, 820571-001. 3 of 3 come from OEM documentation (h10032.www1.hp.com); last checked 2026-11-12. Not bench-tested: match the number on your old memory and any constraint before ordering.

Part number	Part	Constraints	Confidence	Last checked
820569-001	HP Memory 820569-001	HP description: "4-GB, 2133-MHz, DDR4 for Intel processor models". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
820570-001	HP Memory 820570-001	HP description: "8-GB, 2133-MHz, DDR4 for Intel processor models". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
820571-001	HP Memory 820571-001	HP spare part: 16-GB (2133-MHz, DDR4) for mobile workstation. OEM documentation only; not bench-tested.	OEM documented	2026-11-12

Where do these HP EliteBook 840 G3 memory part numbers come from?

3 of 3 fits are from OEM documentation (h10032.www1.hp.com); each row links its source. Last checked 2026-11-12.

Are these memories tested in the HP EliteBook 840 G3?

No. Fits come from manufacturer or retailer documentation and are not bench-tested. Check the part number on your old part and any listed constraint.

All documented parts for the HP EliteBook 840 G3.

Other parts for the HP EliteBook 840 G3

Keyboard (4) · Palmrest (3) · I/O Board (4) · Touchpad (5) · Speakers (1) · Fingerprint Reader (1) · Heat Sink (3) · RTC Battery (1) · Battery (1) · Bottom Cover (3) · Display Bezel (3) · Hinge (2) · Camera (1) · Display Cable (3) · Screen (12) · Display Back Cover (5) · Power Adapter (5) · Wireless Card (1) · Hard Drive (6) · Motherboard (7) · Service Part (13) · SSD (7) · Microphone (2) · Cable (1) · Power Cord (33) · Screw Kit (1)

For AI agents: the same list as JSON from the free MCP server at /mcp (tool get_model_parts, model hp-elitebook-840-g3) or the keyless JSON API.