Top of the line AMD Processors

I have not yet figured out what the difference between these are... except $2k.

Processor Details
CPU ID	Next-Generation AMD Opteron™ Processor Model 8220	Next-Generation AMD Opteron™ Processor Model 2220
Model	8220 SE	2220 SE
Ordering Parts Number (OPN)	OSY8220GAA6CR	OSY2220GAA6CQ
Stepping	F2
Frequency	2.8GHz
HT Speed	1000MHz
Integrated Memory Controller	2.8GHz
Core Voltage	1.325 V/1.375 V
Case Temperature	55°C to 69° C
Wattage	119.2W
L2 Cache Size	2 MB
L2 Cache Speed	2.8GHz
Manf. Technology	.09 micron SOI
Socket	Socket F (1207)
Amperage	86.9 A

Or we can go with the 2.4GHz and get the low-power version...

Processor Details
CPU ID	Next-Generation AMD Opteron™ Processor Model 8216	Next-Generation AMD Opteron™ Processor Model 2216
Model	8216 HE	2216 HE
Ordering Parts Number (OPN)	OSP8216GAA6CR	OSP2216CQWOF	OSP2216GAA6CQ
Stepping	F2
Frequency	2.4GHz
HT Speed	1000MHz
Integrated Memory Controller	2.4GHz
Core Voltage	1.20 V/1.25 V
Case Temperature	55°C to 72° C
Wattage	68.0W
L2 Cache Size	2 MB
L2 Cache Speed	2.4GHz
Manf. Technology	.09 micron SOI
Socket	Socket F (1207)
Amperage	53.3 A
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