> Playing games need many cycles or any video work.Going on the > internet or e-mail does not need many cycles Using a P1 or P4 will > be the same speed for using the internet or e-mail has the clock > cycles needed to open internet or e-mail program as not change > > Playing games ,running more than one program,video work,animation > need many clock cycles if the CPU cannot perform it as to stack the > requests and take on one task at a time and this low the computer > down. > > > Playing Doom3 there is high graphics and more graphics means more > calculation. Also more movement on the board in doom 3 means more > calculation. > > Video work needs many calculation .There are many Video cards that > have a processor on the card to calculate all those frames, movement, > instruction, pixel,placmet so on > > > > > > > > > > --- In [email protected], "N. Thomas" <[EMAIL PROTECTED]> > > wrote: > > > > > > The 'X', it's called marketing... > > > > > > It's quite simple, two CPUs can't work on the same operation at > > once. > > > To utilize the two CPU cores, the software divides work into > > > 'threads'. Each thread is run on a separate processor, provided > the > > > software you're running can handle this. The results are tossed > > > together at the end. > > > > > > If the software you're running can only handle threads in a serial > > > manner, and not simulatenously, then the second CPU will be idle > and > > > not assisting the software. > > > HyperThreading also needs multithreaded software to utilize this > > > feature. But in this case, HyperThreading simulates a second CPU > > that > > > is of lesser power than the first one. When an instruction is > sent > > to > > > a CPU, not always are the circuits completely utilized. With > > > HyperThreading the unused circuits are then re-used at the same > time > > > to work on another thread of instructions. The CPU shows istself > as > > > two CPUs to the operating systems to enable this feature. > > > >
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