Quote Originally Posted by Manicdan View Post
and about the i7-740QM, thats exactly whats in my laptop, and it gets no more than 2.5 hours of battery life IN IDLE. its really crappy, and thats with minimum brightness and power saver mode. its a dell e6510 with a 6 cell battery.
It was not that long time ago when 2.5 hours was OK for an average laptop with dual-core cpu. And desktop replacement was something weights > 4 kg and with about 90 min of battery life.