>>535892140
5-6 years, IIRC. I have no idea what your second sentence means and, if it's some sort of joke, I'm sorry for being too retarded to not understand it.
>>535892287
I can't find the manual rn and I'm too tired to go look for it throughly because I just got out of work and, frankly, I'm exhausted. I installed the RAM sticks 1-2 years ago with a help of a friend of mine with no subsquent issues until yesterday.