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

Intel Chipset Software Installation Utility 7.2.1.1007 for 32bit and 64bit Windows OS