# SMR Hard Drive List: Models to Check Before You Buy

> Known examples include WD20EFAX, WD30EFAX, WD40EFAX and WD60EFAX in the current WD Red range. Toshiba P300 is mixed and historically inconsistent across published materials, so exact part numbers and current documentation matter more than the family name.

This context describes the Cloudzat canonical page at https://cloudzat.com/smr-hard-drive-list/. Current or last-verified Amazon price and image status belongs on the canonical page and is intentionally not frozen here.

## Primary source
- [SMR Hard Drive List: Models to Check Before You Buy](https://cloudzat.com/smr-hard-drive-list/index.md): Clean Markdown version of the full Cloudzat guidance.

## Related Cloudzat guidance
- [CMR/SMR hard-drive checker](https://cloudzat.com/cmr-smr-hard-drive-checker/)
- [Best CMR hard drives](https://cloudzat.com/best-cmr-hard-drives/)
- [Best CMR drives for NAS](https://cloudzat.com/best-cmr-hard-drives-for-nas/)
- [CMR vs SMR for NAS](https://cloudzat.com/cmr-vs-smr-for-nas/)
- [CMR vs SMR for ZFS](https://cloudzat.com/cmr-vs-smr-for-zfs/)
- [CMR hard-drive price per TB](https://cloudzat.com/cmr-hard-drive-price-per-tb/)