The 50 GB Adrenaline Solid State Cache by Crucial Technology enables your Windows 7-based PC to start up to twice as fast while boosting access speeds up to eight times. It's a cost-effective solution which allows you to keep your existing, large capacity hard drive while achieving SSD-like performance.
Essentially, the Adrenaline is a 50 GB SSD that uses its storage capacity to cache the most frequently needed files and keeps the inactive data on your hard drive. You don't have to do at thing; it's fully automated and the software runs in the background.
The Velocity Solo SSD Upgrade Kit for Desktop PCs from Apricorn is an industry standard PCIe 2.0 card designed to add a 2.5" Solid State Drive (SSD) via a super fast SATA III connection. With data transfer rates of 6 Gb/s, SATA III is twice as fast as SATA II and takes full advantage of the latest SSD. The Velocity Solo uses a Marvell SATA 6G AHCI Raid controller, delivering a read speed of up to 400MB/s and a write speed of up to 220MB/s.