In case any of you were wondering what those batch codes mean well here you go... found this on another site..
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Example: L149A463-0726
1st letter or digit = plant code (Malay)
0 = San Jose, Costa Rica
1 = Cavite, Philippines
3 = .............., Costa Rica
6 = Chandler, Arizona
7 = .........., Philippines
8 = Leixlip, Ireland
9 = Penang, Malaysia
L = ............, Malaysia
Q = ..........., Malaysia
R = Manila, Philippines
Y = Leixlip, Ireland
2nd digit = Year of production (2001)
3rd & 4th digits = week (49th week )
5th - 8th digits= lot number
10th - 13th digits = serialization code
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According to that..
My batch code is: Q743A74A
Which means it was made in Malaysia in 2007 on the 43rd week which is in November! Almost 2.5 months prior to the release.
Which means my processor was from last year
Interesting huh.. could explain a lot of things about my processor.