Which laptops does 921050-xxx fit? 921050-xxx (HP motherboard) is documented to fit 1 laptop model: HP ZBook 15 G4. Fits come from OEM documentation (HP service guide), last checked 2026-11-04; not bench-tested. Full compatibility list.
HP spare part description: "System board for Xeon E3-1535M". Documented OEM replacement; see each fit for configuration limits.
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 15 G4 All motherboard for this model | HP | 2026-11-04 | OEM documented |
HP description: "System board for Xeon E3-1535M". OEM documentation only; not bench-tested.
HP Maintenance and Service Guide c05477657, PDF pages 31, 72: "921050-xxx" (System board for Xeon E3-1535M). (via MG fold)
Summary of the documented fits above (sources on each model card); not bench-tested.
| Model | Brand | Type |
|---|---|---|
| HP ZBook 15 G4 | 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 service guide
921050-xxx