So yea im about to buy xeon e3-1240 so how slower or whats diffrence between 1240 or 1240 v3, i know they are sandy bridge and haswell i think? Also with wich i7 i can compare 1240 v1? Is there huge diffrence in performance? Is it worth buying v1? Please help me! Thanks! also should i get i7 2600k or xeon 1240 v1