Well at risk of being identified as an old fart
This is testing my memory a little, well actually a lot...
Texas Instruments TI-99A 16kB memory
Tandy 1000 (8088 @ 4.77MHz)
80286 @ 20MHz
80386SX @ 16MHz
80386DX @ 33MHz
80486DX2-66 @ 66MHz
80486DX4-100 @ 100MHz
80486DX4-120 @ 120MHz
Pentium 60 @ 66MHz
Pentium 90 @ 90MHz
Cyrix 166MHz
Cyrix 200MHz
Pentium 200MMX
Duron 600MHz
Duron 900MHz
Athlon 1200MHz
Athlon 1400MHz
Athlon 3200MHz
Athlon 3700MHz OC 2.9GHz
AMD X2-3800 OC 2.8GHz
E2180, E2160 OC 3.4GHz
E8400, E8200 OC 3.8GHz
Q6600 OC 3.5GHz