That’s what I assumed as well. I did run my x5690 @ stock for about 20 minutes with no fan, forgot to plug it in.. but @ stock clocks it was fine, just a few c warmer than normal. But it wasn’t really doing much. And I still have some cheapo case fans swirling some cobwebs around.
3770K @ 4700 1.375v|Le Grand Macho RT/TY-143|Asus P8Z77-V|8GB G.Skill Mix @ 1100 9-11-9-28 2T 1.665v|Intel 545S @ Raid 0|EVGA GTX 980 Classified @ 1500/1903|CM Silent Pro M2 850|FD Meshify C
X5690 E.S. @ 4293 1.375v|True Spirit 140 Power/TY147B|Asus Rampage III Formula|10GB G.Skill Mix @ 800 9-9-9-24 2T 1.55v|Intel 520|EVGA GTX 970 FTW ACX 2.0 @ 1475/1853|TT TP650|FD Define R4