A method for thermal calibrating a multi cell processors clock, wherein {HEAD ~ said multi cell processor} comprising a plurality of cell processors, a plurality of input output controllers, and {TAIL ~ a system controller}, said method comprising: 
comprising
A method for thermal calibrating a multi cell processors clock , wherein { HEAD ~ said multi cell processor } comprising a plurality of cell processors , a plurality of input output controllers , and { TAIL ~ a system controller } , said method comprising :
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH