Rise of the Tomb Raider @ AMD HD 5770 1GB

My system specifications: ( I'll buy a HD 7770 soon ) GPU: AMD HD 5770 1GB CPU : Intel i5 4460 3,4 ghz Motherboard : Asrock H81M-VG4 RAM: Kingston 8GB 1600 mhz OS: Win10 -ALL SETTINGS @ LOW- Recording software does not have impact on the frames per second!