Valve have specs - and perhaps performance - data for their PC users already: http://store.steampowered.com/hwsurvey http://store.steampowered.com/hwsurvey. Th

Valve have specs - and perhaps performance - data for their PC users already: http://store.steampowered.com/hwsurvey http://store.steampowered.com/hwsurvey. They can do just the same for the Steambox and use it to display the performance for games on similar systems - if they want to.