the 4-in-1 driver is suitable for all VIA chipsets. This driver will install the IDE Busmaster, VIA AGP Driver, IRQ Routing Driver, and the VIA ACPI Registry. Win95/98/98SE are now relatively old operating systems, and drivers are no longer optimized for those operating systems. Many users of VIA chipsets who run Win95/98/98SE report that using an older version, such as VIA 4in1 version 4.35, they experience a more responsive system http://downloads.viaarena.com/drivers/Hype...onPro_V500A.zip