DESC: The Dell™ 80 GB Internal Hard Drive offers an ideal data storage solution for your Dell™ Systems. It has an 8 MB cache and features an ATA-7 interface — providing maximum transfer rates of up to 100 MBps. In addition, this drive offers 5400 RPM rotational speed with 12 ms and 14 ms average read and write seek time for fast data access. The drive has Fluid Dynamic Bearing (FDB) motors to help limit acoustic noise, resulting in whisper-quiet operation. Furthermore, its low power consumption and power-save features help extend the battery life. This product has been tested and validated on Dell™ systems to ensure it will work with your computer and is compatible with Dell™ Latitude™ D620 Notebook. It is supported by Dell™ Technical Support when used with a Dell™ system.