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Most of this information originally appeared in our review of. Since it's of general interest to anyone buying or building a PC, we're posting this slightly edited and expanded version as a separate piece to make it easier to find and reference.
Most solid-state drives released within the last year or so have been too fast for the bus they're connected to. The 6Gbps SATA III spec was finalized in the days when rotational hard drives still ruled and SSDs were rare, ludicrously expensive, and relatively unreliable. There are a couple of different standards that have been created to solve this problem, and they both solve it in the same basic way. Zebra label printer driver download. One,, uses the same physical connector as older SATA drives but uses PCI Express lanes rather than the SATA bus to boost storage speeds. The other, which will be more common in space-constrained mini-desktops, all-in-ones, and Ultrabooks, is called M.2 (previously NGFF, for 'Next-Generation Form Factor').