Product Detail 500 GB SATA NCQ internal hard drive features SATA with 3 Gbps and Native Command Queuing 16 MB cache buffer; 7200 RPM for fast read/write times Whisper-quiet with a 2.5 bels idle and 2.8 bels seek acoustics Includes internal drive, interface cable, serial ATA power cable, DiscWizard installation software, SeaTools diagnostic software 5-year limited warranty . The "Seagate Barracuda 500 GB 7200RPM SATA NCQ 16 MB Cache 3.5-Inch Internal Desktop Hard Drive ST3500641AS-RK-Retail Kit" is best product for you. We recommended Seagate Barracuda 500 GB 7200RPM SATA NCQ 16 MB Cache 3.5-Inch Internal Desktop Hard Drive ST3500641AS-RK-Retail Kit