By: hobold (hobold.delete@this.vectorizer.org), July 27, 2012 11:53 am
Room: Moderated Discussions
Eric (eric.kjellen.delete@this.gmail.com) on July 27, 2012 5:12 am wrote:
[...]
> And the next step going from that
> is of course that if CPUs through vector extensions can deliver peak performance
> within a certain fraction of that of GPUs, their major advantages in thread
> control and OoOE will outweigh the advantage in peak performance of the GPUs.
>
Do not rely CPUs maintaining the extent of this relative advantage over GPUs. GPUs can still harvest a few fruits that aren't exactly low hanging, but well in reach. CPUs have a hard time even only touching more fruit with merely the tips of their outstretched metaphorical fingers.
[...]
> And the next step going from that
> is of course that if CPUs through vector extensions can deliver peak performance
> within a certain fraction of that of GPUs, their major advantages in thread
> control and OoOE will outweigh the advantage in peak performance of the GPUs.
>
Do not rely CPUs maintaining the extent of this relative advantage over GPUs. GPUs can still harvest a few fruits that aren't exactly low hanging, but well in reach. CPUs have a hard time even only touching more fruit with merely the tips of their outstretched metaphorical fingers.
