Pentium 4 processors provide good performance, especially with picture editing or sound when SSE instructions are used efficiently, but have a rather high thermal dissipation. This is especially true since the release of the Pentium 4 90-nm « Prescott ». So, is this the trade-off you get if you want to put together a platform based on Intel processor? No, because now there is processor for your desktop originally meant only for laptops, the Pentium M. Behardware.com has written an article about this processor, which will also interest laptop owners eager to know their processor?s real performance compared to other architectures.