Apple PowerMac G3 266 MHz (don't ask)
Intel Pentium 233 MMX
Intel Pentium 3 667 MHz
Intel Pentium 3 733 MHz
Intel Celeron 1.0A @ 1.33 Ghz
AMD Athlon XP 1800+
AMD Athlon XP 2100+
Intel Pentium 4 1.8A @ 2.25 Ghz
AMD Athlon XP 1700+ @ 2.2 Ghz
AMD Athlon XP 2500+ @ 2.2 Ghz
Intel Pentium 4 2.4C @ 3.1 Ghz
Intel Pentium 4 2.8C @ 3.25 GHz
Intel Pentium 4 2.8C @ 3.5 Ghz
AMD Athlon64 3000+ @ 2.6 Ghz
There are probably a few I didn't mention, like a third 2.8C - I bought a couple - one for my friend and one for myself, tested both, and cherry picked the best one for my system
.
The motherboards I ran them on, in order:
Pentium 233 MMX on who knows!?
Asus P3V4X
ASUS CUSL2
ASUS TUSL2
Epox 8K5A2+
ASUS P4B266
ABIT NF7-S 2.0
ABIT IC7 (served me well)
DFI Lanparty UT Ultra-D