Newly released Intel Application Accelerator version 2.0 is aimed to offer performance boost to systems based on Intel core logic and CPUs. The utility boasts Accelerated Operating System Load Time feature, which supposedly speeds up booting process along with improved disk performance in games, graphic intensive applications, and games. The utility also features improvements for P4 (Data Pre-Fetcher).
Intel Application Accelerator supports Win 98, ME, NT4, 2000, XP and is also meant as a replacement for Intel Ultra ATA Storage Driver.
You can get Intel Application Accelerator ver. 2 here or if you are upgrading from Intel Application Accelerator ver. 1.1.2 read developers comments here.