Just as Nvidia released the GeForce 257.15 beta driver, EVGA has make available an updated SLI enhancement patch that is actually based on the now old and gray GeForce 197.75 and comes with just one new SLI profile, for the demo and full version of Black Rock's racing game Split/Second.
The version 27 of EVGA's multi-GPU-loving patch can be downloaded via this page (
http://www.evga.com/articles/00463/) by SLI users running Windows XP, Windows Vista or Windows 7.