AMD Radeon r7 240 & ram 4gb i5 2400s AC Odyssey

spec: - i5 2400s @2.6ghz turbo boost enabled - ram 4gb (2x2gb) ddr3 1333 - amd radeon R7 240 2gb ddr3 HIS - hdd 500gb - windows 7 ultimate x64 resolution 1280x720 with resolution modifier 80%