Which laptops does 820571-001 fit? 820571-001 (HP memory) is documented to fit 5 laptop models, including HP ZBook 15u G5, HP ZBook 15u G3 and HP EliteBook 850 G3 and 2 more. Fits come from OEM documentation (HP PartSurfer), last checked 2026-11-12; not bench-tested. Full compatibility list.
16GB DDR4-2133 SODIMM
Devices documented to accept this OEM component. Compatibility from OEM documentation or a labelled source, with a confidence level on each fit; not bench-tested.
| Model | Brand | Last checked | Confidence |
|---|---|---|---|
| HP ZBook 15u G5 All memory for this model | HP | 2026-11-01 | OEM documented |
| HP ZBook 15u G3 All memory for this model | HP | 2026-11-04 | OEM documented |
| HP EliteBook 850 G3 All memory for this model | HP | 2026-11-12 | OEM documented |
| HP EliteBook 848 G3 All memory for this model | HP | 2026-11-12 | OEM documented |
| HP EliteBook 840 G3 All memory for this model | HP | 2026-11-12 | OEM documented |
HP PartSurfer lists this spare part number for the HP ZBook 15u G5 (product no. 3YV94UT).
HP PartSurfer, product no. 3YV94UT, lists 820571-001 "16GB DDR4-2133 SODIMM" (hand lookup by Tr3, 2026-11-01). HP marks it "no longer supplied"; replacement 937438-850.
HP description: "16-GB, 2133-MHz, DDR4 for mobile workstation". OEM documentation only; not bench-tested.
HP Maintenance and Service Guide, PDF pages 34, 54: "820571-001" (16-GB, 2133-MHz, DDR4 for mobile workstation). (via MG fold)
HP spare part: 16-GB (2133-MHz, DDR4) for mobile workstation. OEM documentation only; not bench-tested.
HP Maintenance and Service Guide c04887250, PDF page 34: "DDR4) for mobile workstation 820571-001". The fetched guide names this part for this model. (via v10 fold 2026-11-12)
HP spare part: 16-GB (2133-MHz, DDR4) for mobile workstation. OEM documentation only; not bench-tested.
HP Maintenance and Service Guide c04887250, PDF page 34: "DDR4) for mobile workstation 820571-001". The fetched guide names this part for this model. (via v10 fold 2026-11-12)
HP spare part: 16-GB (2133-MHz, DDR4) for mobile workstation. OEM documentation only; not bench-tested.
HP Maintenance and Service Guide c04887250, PDF page 34: "DDR4) for mobile workstation 820571-001". The fetched guide names this part for this model. (via v10 fold 2026-11-12)
Summary of the documented fits above (sources on each model card); not bench-tested.
| Model | Brand | Type |
|---|---|---|
| HP ZBook 15u G5 | HP | Business laptop |
| HP ZBook 15u G3 | HP | Business laptop |
| HP EliteBook 850 G3 | HP | Business laptop |
| HP EliteBook 848 G3 | HP | Business laptop |
| HP EliteBook 840 G3 | HP | Business laptop |
Fit check: Always confirm the OEM part/FRU number on your machine's label or in the service manual before buying. HP PartSurfer
820571-001