ok my idle tempture are too high 45-55 but when it gets cold in my room it drops to 40 43. also my tempture reading are always jumpin up and down sometime like from 45 to 67 the back to low. i have two hard drive coolers a gpu cooler a cpu cooler but i only have 1 120mm aluminum raditor with a crappy case fan on it. would getting a faster fan help or a rad?