[Computer-go] What's a good playout speed?

Petr Baudis pasky at ucw.cz
Sat Mar 28 03:38:54 PDT 2015


On Sat, Mar 28, 2015 at 11:30:37AM +0100, folkert wrote:
> > > Because I read here that people can do 25k playouts per second while my
> > > program can only do ~ 20 per second when doing full validity checks on
> > > all steps.
> > Do you have a reference, some context for the 25K playouts?
> Look for the topic "What's a good playout speed?" in the mailinglist
> archives.
> http://computer-go.org/pipermail/computer-go/

On Wed, Jan 14, 2015 at 09:14:24AM +0100, Urban Hafner wrote:
> Right now I'm at ~2000pps on
> 9x9 and ~1000pps on 19x19. This is for playouts with simple ko and suicide
> checks and no concurrency. Now I wonder if this is fast enough to even
> start thinking about implementing a UCT/MCTS player

  Michi does 30 playouts/s (sic! single thread) on 9x9 on my oldish i3
notebook, and can be much stronger than GNUGo on that board size.

  I think people worry about playout speed too much. ;-)

				Petr Baudis

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