Solid hard drive performance is what this Western Digital 500GB SATA drive is all about. Running at 7200rpm, this 3.5" form factor hard drive will deliver data fast and reliably. It runs ultra cool and quiet and with NoTouch ramp load technology the recording head never touches the disk media. This ensures much less wear to the recording head and media for a longer lasting drive. IntelliSeek calculates the optimum seek speeds and the ShockGuard protects the drive against damage from bumps and vibrations while it is running. Get this drive today to store your music, videos, data files and more. WD Blue 500GB Desktop Hard Disk Drive - 7200 RPM SATA 6 Gb/s 16MB Cache 3.5 Inch.