Which HP laptop is better out of these three?

Somewhere between the DM4t Pavilion Collection with an i5 intel main, the DV6t Select Edition together with an i7 intel main, and that ENVY 17 Beats Format with the i5 intel key, which is for the best I are generally online a whole lot, have a few documents as well as a couple programs open at the same time, edit videos, and tune in to music/watch films on iTunes.Which can you think I’d like better Im not in search of other suggestions, just which of the is the most beneficial.Thanks for your help, I thankyou:)

for most that, just have the one while using most RANDOM ACCESS MEMORY (4, 6 and also 8gb will be good)

For what you do on my computer you may just like the ENVY surpasses audio model.You may not for what you do know the real difference involving the i5 processor and the i7 model.