, manufacturers have had to resort to using a combination of traditional laptop hard drives and small-capacity SSDs to provide sufficient storage and quicker boot-up times. But prices for SSD-based Ultrabooks remain high, and in order to lower prices and boost flagging sales The original Ultrabook concept Intel envisioned was predicated on using solid state drives to shed precious millimeters off the thickness of the laptops (the better to compete against the MacBook Air, which already uses SSD technology).