Are computers' playing strength adjusted for the time set for the games?

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OLVA51

I normally play against chess computers - with various thinking time per game. Does anyone know whether their playing strength is the same regardless of the time parameter? I am particularly interested in Shredder. 

Martin_Stahl
OLVA51 wrote:

I normally play against chess computers - with various thinking time per game. Does anyone know whether their playing strength is the same regardless of the time parameter? I am particularly interested in Shredder. 

 

It depends on the hardware, but low time will means the engine may not be a get to an appropriate depth to play to as well as it would with more time.

OLVA51

Thanks for your quick response. I think it would be fair if time per game was part of the computer's playing strength. If we think of human players, we know that the quality of games set for 2 hours on the average is higher than the quality of a blitz games. I have beaten Shredder 2005 (no time limit) but can only make a draw against Shredder 1800 (blitz) Of course my play is weaker with blitz time, but I suspect the computer's play is not adjusted the same way. I may be wrong about this, of course.

tonyklemm

i think it does not and should not adjust its depth based on time. even if it would be an easy thing to change. the reason being that humans naturally make better decisions when there is more thought put into it. the idea behind being a great blitz player as compared to say a correspondence player is the understanding of patterns and calculations in chess at a deeper level and at a more efficient speed of thought. and this is what the rating for each of the time controls is made to represent. the ability of a players ability in chess. an 1800 blitz player should realistically be better at chess than an 1800 2-hr player. less time to make decisions is a handicap so if you handicap the computer you will not get an accurate rating if you were to apply that samenrating system to human vs human games.