When you buy your processor, make sure it's built after week 25. On the processor you see something like UA 17??xyz ?? being the week number and xyz 3 letters

When you buy your processor, make sure it's built after week 25. On the processor you see something like UA 17??xyz ?? being the week number and xyz 3 letters like PGT or SUS. If the week number > 25, you are fine.