The affinity.zip file you have requested: Clear Sky / Utilities / Affinity Fix Quad Core - 51.66kb is not available. Perhaps try browsing all files for the game S.T.A.L.K.E.R.: Clear Sky and upload any files you want to share or are missing. This is the only information we could locate:
This file executes STALKER - Clear Sky, waits for 30 seconds and then sets the affinity to all four cores.