facilities services - Lab computers: high end now or average system and repurchase in a couple of years?

I have been asked to recommend systems for upcoming computer labs. I see 2 options.Buy high end systems now. They will be expensive but will last longer.Buy average systems now and buy again in a couple of years when these become obsolete.Option 1 makes more sense to me with the bonus that the lab systems will actually qualify as high-end for some time. Option 2 may seem cheaper now but current systems will become dinosaurs in a couple of years and new systems will have to be bought. The total cost of both options may actually come out to be th...Read more