Arctic freezer i32 co semi passive cpu cooler the new price performance champ thanks to the better cooling performance of 320 watts the freezer i32 is the perfect gadget for pc enthusiasts looking for a keen solution for the cpu cooling cooling performance amp noise level on intel core i7 4790k full load freezer i32 co 1 350 rpm 493 degc 03 sone freezer i30 co 1 350 rpm 532 degc 03 sone stock cooler 2 720 rpm 752 degc 1