Ah, mines 1.8ghz.
I've already replaced the power supply once; it had died a while ago.
When im operation my computer, doing cpu-intensive stuff, the CPU heat gets up around 160°F / 75°C.
I'll get a reading on my hard drive temp soon.
Edit:
Idle stats-
CPU: 143°F, 61°C
HD: 102°F, 38°C