Combining proven components, state-of-the-art technology and industry-leading manufacturing expertise, the Seagate Barracuda 7200. 12 ST3500418AS Hard Drive, the 12th generation of this award-winning desktop hard drive family delivers 500 GB of high-performing, digital storage. Product Type: Hard Drive Buffer: 16 MB Storage Capacity: 500 GB Product Type: Hard Drive Buffer: 16 MB Storage Capacity: 500 GB Hot Swappable: Yes Manufacturer Part Number: ST3500418AS Weight (Approximate): 14. 64 oz Drive Type: Internal Form Factor: 3. 5 Drive Type: Internal Form Factor: 3. 5 Manufacturer: Seagate Technology Product Model: ST3500418AS Product Name: Barracuda 7200. 12 ST3500418AS Hard Drive Product Line: BarraCuda Brand Name: Seagate Product Series: 7200. 12 Brand Name: Seagate Height: 0. 8 Width: 4 Depth: 5. 8 Product Family: BarraCuda 7200. 12 Drive Interface: SATA Drive Interface Standard: SATA/300 Spindle Speed (rpm): 7200 : Yes Environmental Certification: RoHS Drive Interface: SATA Drive Interface Standard: SATA/300 Spindle Speed (rpm): 7200