Just now, leon1912 said:
I tried to play a game with running on battery,
Even there the clock speed is sometimes really low.
Then the game lag and when the clockspeed is "normal" everything works fine.
Just now, 5x5 said:
Most likely - this is usually commonplace on budget laptops since they come with tiny 20-35Wh batteries
Laptops usually need the AC adaptor hooked up before they'll allow the CPU a full power target, on battery they usually run a bit slower. If you want the best performance from a laptop, plug them in.