ohhhhh cripes... I guess I should keep it to my main gaming box for this one.
{pre IBM compatible non x86 not listed but were part of my computers list}
8088ST@12MHz
386DX25 with mathco
386SX40
486DX33@40
486DX133 (first brand new pc ever, built it myself, previous were all used)
pentium 75 (wish I had kept the 486, it was faster)
pentium 166 mmx @ 200
K6-2 500
duron 600 socket a spitfire alu interconnect @ 952MHz
duron 800 applebred @ 1GHz
thunderbird axia 1GHz @ 1333 (couldnt quite handle 1400)
xp barton 2400+@3200+ (forgot actual MHz values, sorry)
athlon 64 x2 3800+ 2GHz
core2 duo conroe e1500/2.2GHz @ 3GHz (have screenie of that one!)
http://foxtecha.com/pics/SLAQZ_3GHz_prime-stable.jpg
core 2 duo wolfdale e3200/2.4GHz @ 3.5GHz default volts
http://foxtecha.com/pics/GPUfahCPUuse.jpg
core 2 quad Q6600 2.4GHz @ 3GHz
phenom II thuban/zosma x6 (unlocked x4) 3GHz @ 3.4GHz
http://foxtecha.com/pics/screenshots/screenshot-tifa-1-7-2012.jpg
I honestly can't remember a few more, they were in there somewhere but I don't know where exactly, besides knowing for sure they were before the a64 x2...