Seagate Momentus Thin 320 GB 7200 RPM SATA 3Gb/s 16 MB Cache 2.5-Inch Internal Notebook Hard Drive (ST320LT007)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>7mm z-height form factor enables thin chassis design for all segments of laptop computing.</li><li>Seagate Smart Align technology provides a transition to 4K sectors without the need for software utilities.</li><li>Features 16 MB Cache and 7200 rpm on a 2.5-Inch form factor</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41dCHlrcBcL.jpg" noproxy>