Intel Mobile Pentium 4 518 (2.8 GHz)
A mobile version of the Pentium 4 with the 90nm Prescott-core. I've never really understood what the purpose of a mobile Prescott was since it's far from ideal in mobile situations. The Pentium M was already around by the time mobile versions of the Pentium 4 Prescott arrived.
Back in the day people sometimes referred to DTR (Desktop Replacement) for notebooks that didn't really have to be that mobile. Still it would be better to use a Pentium M ... .