p4 Steppings (informative post rather than question)

[Marci]

B0-Stepping

1.8A SL66Q
2A SL66R
2.20 SL66S
2.26 SL6D6
2.40 SL66T
2.40B SL6D7
2.53 SL6D8

C1 stepping

1.8A SL6LA
2A SL6GQ
2.20 SL6GR
2.26 SL6DU
2.40 SL6GS
2.40B SL6DV
2.53 SL6DW
2.66 SL6DX
2.80 SL6DY

There y'all go... should hopefully clear up some confusion! All the 2.53's we've had have said Made in Malaysia C1 on the box, BUT have actually been B0 chips :(

[Klosterbruder]

you could also look here:
http://processorfinder.intel.com/scripts/list.asp?ProcFam=483&CorSpd=ALL&SysBusSpd=ALL&PkgType=ALL

there you'll find the steppings for 2.5 and 2.6, too.
Btw nice work marci