http://download.viahardware.com/vlatency_v019.zip (includes the FAQ file)


There is a beta version here; http://www.georgebreese.com/net/software/#PCI

Quote
This was the last version being tested when development was stopped.

The beta versions have been dangerous to use on some motherboards, especially on older Athlon motherboards with a Creative Labs sound card installed. Please use caution, and back up any vital data first.



Also; VIA Technologies, Inc.'s official support portal