Seagate Barracuda 7200.10 250 GB SATA 8 MB Cache Bulk/OEM Hard Drive ST3250310AS Spindle Speed is 7,200 RPM Delivers 250 GB capacity, 8 MB Cache; interface option is SATA 1.5 GB/s NCQ First 3.5-inch drive to utilize capacity- and reliability-boosting perpendicular recording technology