New Hyperion Pro drivers have just been released – the drivers for all VIA chipsets (so long as they’re not too old) and all Microsoft operating systems. This new version, 5.17a has had the built in VIA Falcon IDE driver updated to version 2.50A. The full list of components includes:
INF V3.00A
AGP V4.60A
V-RAID V5.70A and RAID Tools v5.40
VIA IDE Falcon Storage Device driver v2.50A

VIA Hyperion Pro drivers are suitable for ANY VIA chipset – but they are particularly recommended for KT4## series, P4X4## series and newer, for example:
K7 chipsets: KT400, KT400A, KT600, KT880, KM400, KN400
K8 chipsets: K8T800, K8T800Pro, K8M800, K8M890, K8N800, K8N890, K8T890, K8T890Pro, K8T900
P4 chipsets: P4X400, P4X400A, PT800, PT880, PM800, PN800, PM880, PN880, PT880Pro, PT894, P4M800/Pro/CE, P4M900, PT890
C Series Chipsets: CN700, CN400, CLE266, CX700,CX700M, CX700M2, CN800, CN896
V Series Chipsets: VN800, VN896, VX700, VX800