http://www.amdcompare.com/us-en/desktop/Default.aspx tells all. One model is 110watts
while the other is at 89watts. Both operate at 2.2gb. The model id number is what is used
when ordering when there are two of the same model numbers listed. The detailed specs on the 110w model are seen at:
http://www.amdcompare.com/us-en/desk...=ADA4400DAA6CD
The specifications on the 89w model can be seen at:
http://www.amdcompare.com/us-en/desk...=ADV4400DAA6CD
You will note that the 110w model has a max temperature limit of 65C while the 89w model
has a 71C max operating temperature. The specs along with the ordering numbers for the 89w model are:
Processor AMD Athlon™ 64 X2 Dual-Core
Model 4400+
Ordering P/N (Tray) ADV4400DAA6CD
Ordering P/N (PIB) ADA4400CDBOX
Operating Mode 32/64
Stepping E6
Frequency 2200Mhz
HT Speed 2000
Voltage 1.30-1.35V
Max Temp 49-71°C
Thermal Power 89W
L1 Cache 128KB + 128KB
L2 Cache 1MB x2
CMOS Technology 90nm SOI
Socket Socket 939
The specs and ordering number for the 110w model are:
Model 4400+
Ordering P/N (Tray) ADA4400DAA6CD
Ordering P/N (PIB) ADA4400CDBOX
Operating Mode 32/64
Stepping E6
Frequency 2200Mhz
HT Speed 2000
Voltage 1.30-1.35V
Max Temp 49-65°C
Thermal Power 110W
L1 Cache 128KB + 128KB
L2 Cache 1MB x2
CMOS Technology 90nm SOI
Socket Socket 939