wolfden70

I have: 6GB(3x2GB) 2048MB 1600Mhz 8-8-8-24 1.65V Ver2.1 Looking at buying another set of the same memory. My question, does it matter if the verison numbers are different? other set: 6GB(3x2GB) 2048MB 1600Mhz 8-8-8-24 1.65V Ver3.1 or higher Thank you