External 640GB for less than £50 before delivery is pretty good.
Buffalo DriveStation USB 2.0 Hard Disk is a simple solution to back up your important data. The Power Saving Utility constantly monitors data access to the hard drive and automatically redcues power consumption when the unit is idle and the TurboUSB software increases data transfer speeds via USB. The Secure Lock Ware software encrypts and protects your important personal data from theft and unauthorised access and with Auto Power On/Off Function, the DriveStation automatically turns on/off with your Windows PC.
◦The Power Saving Utility offers reduced power consumption
◦TurboUSB increases your file transfer speeds
◦Turns on and off automatically with your computer
◦Easy Setup with no drivers required
◦Pre-formatted drive for immediate use
◦Silent, fanless operation
◦Includes Memeo AutoBackup Software for Windows and Macintosh
◦Secure Lock Ware software for Windows® PC encrypts your data, preventing unauthorised access
◦Connects to USB on any PC or Mac