Seagate ST3500320AS Barracuda 7200.11 500 GB SATA 32 MB Cache Bulk/OEM Hard Drive Delivers 500-GB capacity Ships with the industry's most reliable and proven perpendicular magnetic recording technology Delivers high performance - 105 MB/s sustained data rate, 32-MB cache buffer Environmentally friendly - Consumes almost 15 percent less power during idle than previous products, enabling customers to build low-power systems, Meets strict RoHS environmental requirements Leverages best combination of technology (areal density, PMR) and proven components for volume availability