The Intel Chipset Software Installation Utility installs to the target system the Windows INF files that outline to the operating system how the chipset components will be configured. This is needed for the proper functioning of the following features: Core PCI and ISA PNP Services AGP Support IDE/ATA33/ATA66/ATA100 Storage Support USB Support Identification of Intel Chipset Components in the Device Manager Release Notes Download @ Station-drivers.com