I have the Qosmio X75-A7295 i7 4700MQ Quadcore at 2.4ghz 16 gig of ram Nvidia GeForce GTX 770M w/ 3gb of GDDR5 memory Windows 8.1 I run KSP at max settings. With only mechjeb and the citylights and clouds mods, It runs smooth even with my biggest ship at 637 parts. but with a yellow timer on the first few stages.