PII 300MHz with 1 92mm Panaflo L1A exhaust fan and a slot fan under the STB Velocity 128 3D AGP (Nvidia Riva 128) video card.
CPU idle temp: I have no idea
CPU temp under load: Sort of hot?
Motherboard idle temp: Who knows?
Motherboard temp underload: A little warmer than when idle.
Actually, this is a DELL Dimension XPS D300 that has no health monitoring hardware or software so I can't monitor temps...but the system runs stable and that's all I really care about.
Cricket