I have found this information...
-First digit is the location: Majority of Intel chips will have L as the first digit indicating Malaysia
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
-Second digit is the year in which it was produced
-Third and fourth digits are the week in the year in which it was produced
-Fifth digit, if it is A it means less voltage and more heat and if it is B, more voltage and less heat
-Sixth, Seventh and eighth digits indicate the batch.
My questions now...
This may help you: https://www-ssl.intel.com/content/www/us/en/processors/processor-numbers.html Intel® Processor Numbers: Laptop, Desktop, and Mobile Device
The "J" means Execute Disable Bit feature.
Execute Disable Bit is a hardware-based security feature that can reduce exposure to viruses and malicious-code attacks and prevent harmful software from executing and propagating on the server or network.