A Western Digital creation, WD AV-GP (WD5000AVDS) Internal Hard Drive is best in class and flaunts cutting edge technology. It is built to save power considerably and is undoubtedly useful for set-top boxes (PVR, DVR and IPTV), media servers, media centres, and surveillance applications. The storage capacity of 500 GB can hold up to150,000 digital photos, 18,750 songs, and 285 hours of DVD quality video. The WD AV-GP (WD5000AVDS) Internal Hard Drive features SilkStream which produces smooth, continuous digital video playback of up to twelve simultaneous HD streams. Apart from SilkStream the WD AV-GP (WD10EURX) Internal Hard Drive also features IntelliPark, IntelliPower, GreenPower technology and advanced format technology.