Source:HP service guide
Source notes
HP Maintenance and Service Guide pdf_12638334, PDF page 25: "M21377-001". The fetched guide names this part for this model. (via v10 fold 2026-11-12)
M21377-001
HP Motherboard M21377-001
Which laptops does M21377-001 fit? M21377-001 (HP motherboard) is documented to fit 2 laptop models: HP ProBook 640 G8 and HP ProBook 650 G8. Fits come from OEM documentation (HP service guide), last checked 2026-11-12; not bench-tested. Full compatibility list.
Documented OEM replacement; see each fit for configuration limits.
Compatible Business Laptop Models (2)
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.
Fit note for all 2 models: OEM documentation only; not bench-tested.
Fits these models
| Model | Brand | Last checked | Confidence |
|---|---|---|---|
| HP ProBook 640 G8 All motherboard for this model | HP | 2026-11-12 | OEM documented |
| HP ProBook 650 G8 All motherboard for this model | HP | 2026-11-12 | OEM documented |
Source:HP service guide
Source notes
HP Maintenance and Service Guide pdf_12638344, PDF page 25: "M21377-001". The fetched guide names this part for this model. (via v10 fold 2026-11-12)
Fits these models
Summary of the documented fits above (sources on each model card); not bench-tested.
| Model | Brand | Type |
|---|---|---|
| HP ProBook 640 G8 | HP | Business laptop |
| HP ProBook 650 G8 | HP | Business laptop |
Which motherboard fits each model?
Fit check: Always confirm the OEM part/FRU number on your machine's label or in the service manual before buying. HP service guide
Key facts
- Part number
M21377-001- Type
- Motherboard
- Brand
- HP
- Fits
- 2 catalog models
- Evidence
- OEM documented: 2
- Source
- kaas.hpcloud.hp.com
- Last checked
- 2026-11-12
- Tested
- Not bench-tested; documentation only
- Machine-readable
- JSON, Markdown