The stkcop-bench-setup.exe file you have requested: Tools and Utilities / STALKER Call of Pripyat Benchmark Tool - 421.07mb is not available. Perhaps try browsing all files for the game S.T.A.L.K.E.R.: Call of Pripyat and upload any files you want to share or are missing. This is the only information we could locate:
This tool will allow you to benchmark your system with all options, including Direct X 11, for STALKER: Call of Pripyat.