> Of course providing something like 10% of hidden extra capacity would extend the life of the drive significantly, but are manufacturers really doing that and

> Of course providing something like 10% of hidden extra capacity would extend the life of the drive significantly, but are manufacturers really doing that and are not mentioning it in their marketing materials? I never heard that they do that. Every SSD has considerably more physical blocks than reported blocks. They have to, SSD bad blocks are common and number of writes is quite limited compared to hard disks. https://download.semiconductor.samsung.com/resources/others/Samsung_SSD_845DC_04_Over-provisioning.pdf https://download.semiconductor.samsung.com/resources/others/...