Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Deep Fritz Speedup

Author: Uri Blass

Date: 20:13:02 11/20/01

Go up one level in this thread


On November 20, 2001 at 22:10:09, Slater Wold wrote:

>1 CPU:
>
>Deep Fritz - W,S
>r2qrb1k/1p1b2p1/p2ppn1p/8/3NP3/1BN5/PPP3QP/1K3RR1 w - - 0 1
>
>Analysis by Deep Fritz:
>
>1.Qg6 Rc8 2.h4
>  =  (0.06)   Depth: 3/11   00:00:00
>1.Qg6 Rc8 2.h4
>  =  (0.06)   Depth: 3/11   00:00:00
>1.Qg6 Rc8 2.h4
>  =  (0.06)   Depth: 3/11   00:00:00
>1.Qg6 Rc8 2.h4
>  =  (0.06)   Depth: 3/11   00:00:00
>1.Qg6 Rc8 2.h4 Qc7
>  =  (-0.06)   Depth: 4/15   00:00:00  1kN
>1.Qg6 Rc8 2.h4 Qc7
>  =  (-0.06)   Depth: 4/15   00:00:00  1kN
>1.Qg6 Rc8 2.h4 Qc7
>  =  (-0.06)   Depth: 4/15   00:00:00  1kN
>1.Nde2!
>  =  (-0.03)   Depth: 4/15   00:00:00  4kN
>1.Nde2 Rc8 2.Nf4 g5 3.Ng6+ Kh7
>  =  (0.03)   Depth: 5/17   00:00:00  8kN
>1.Nce2!
>  =  (0.06)   Depth: 5/18   00:00:00  16kN
>1.Nce2 g5 2.h4 g4 3.Nf4 Qc8
>  =  (0.16)   Depth: 6/20   00:00:00  34kN
>1.Nce2 e5 2.Nf5 Bxf5 3.Rxf5 Rc8 4.Nc3 Qc7
>  =  (0.09)   Depth: 7/25   00:00:00  102kN
>1.Nce2 e5 2.Nf5 Bxf5 3.Rxf5 Rc8 4.Nc3 Qc7 5.Bd5
>  ²  (0.38)   Depth: 8/26   00:00:00  314kN
>1.Nce2 e5 2.Nf5 Bxf5 3.Rxf5 Rc8 4.Bd5 Qc7 5.Nc3 b5
>  ²  (0.38)   Depth: 9/24   00:00:00  668kN
>1.Nf3!
>  ²  (0.41)   Depth: 9/29   00:00:01  1487kN
>1.Nf3! Qa5 2.Nh4 Qg5 3.Qxg5 hxg5 4.Ng6+ Kh7 5.Rxg5 Be7
>  ²  (0.44)   Depth: 9/29   00:00:02  2617kN
>1.Nf3 Qa5 2.Nh4 Qg5 3.Qxg5 hxg5 4.Ng6+ Kh7 5.Rxg5 Kh6 6.h4 Be7
>  ²  (0.38)   Depth: 10/28   00:00:04  4195kN
>1.Nce2!
>  ²  (0.41)   Depth: 10/28   00:00:04  4662kN
>1.Nce2!
>  ±  (0.72)   Depth: 11/30   00:00:08  8592kN
>1.Nce2 e5 2.Nf5 Bxf5 3.Rxf5 Qe7 4.Rgf1 d5 5.Bxd5 Nxd5 6.exd5 Qd6
>  ²  (0.66)   Depth: 12/35   00:00:16  17113kN
>1.Nf3!
>  ²  (0.69)   Depth: 12/35   00:00:25  27163kN
>1.Nf3! Bc6 2.Nh4 g5 3.Ng6+ Kg7 4.Nxf8 Rxf8 5.h4 Kf7 6.hxg5 hxg5
>  ±  (0.97)   Depth: 12/35   00:00:43  45849kN
>1.Nf3 Qa5 2.Nh4 Qg5 3.Ng6+ Kh7 4.Qf3 Qa5 5.Nxf8+ Rxf8 6.Qg3 Nh5
>  ±  (0.97)   Depth: 13/35   00:01:18  83931kN
>
>(W,  20.11.2001)
>
>2 CPU's:
>
>Deep Fritz - W,S
>r2qrb1k/1p1b2p1/p2ppn1p/8/3NP3/1BN5/PPP3QP/1K3RR1 w - - 0 1
>
>Analysis by Deep Fritz:
>
>1.Qg6 Rc8
>  =  (0.06)   Depth: 2/8   00:00:00
>1.Qg6 Rc8 2.h4
>  =  (0.06)   Depth: 3/11   00:00:00
>1.Qg6 Rc8 2.h4
>  =  (0.06)   Depth: 3/11   00:00:00
>1.Qg6 Rc8 2.h4
>  =  (0.06)   Depth: 3/11   00:00:00
>1.Qg6 Rc8 2.h4
>  =  (0.06)   Depth: 3/11   00:00:00
>1.Qg6 Rc8 2.h4 Qc7
>  =  (-0.06)   Depth: 4/15   00:00:00  1kN
>1.Qg6 Rc8 2.h4 Qc7
>  =  (-0.06)   Depth: 4/15   00:00:00  1kN
>1.Nde2!
>  =  (-0.03)   Depth: 4/15   00:00:00  4kN
>1.Nde2 Rc8 2.Nf4 g5 3.Ng6+ Kh7
>  =  (0.03)   Depth: 5/14   00:00:00  8kN
>1.Nce2!
>  =  (0.06)   Depth: 5/18   00:00:00  17kN
>1.Nce2 g5 2.h4 g4 3.Nf4 Qc8
>  =  (0.16)   Depth: 6/20   00:00:00  34kN
>1.Nce2 e5 2.Nf5 Bxf5 3.Rxf5 Rc8 4.Nc3 Qc7
>  =  (0.09)   Depth: 7/25   00:00:00  103kN
>1.Nce2 e5 2.Nf5 Bxf5 3.Rxf5 Rc8 4.Nc3 Qc7 5.Bd5
>  ²  (0.38)   Depth: 8/25   00:00:00  317kN
>1.Nce2 e5 2.Nf5 Bxf5 3.Rxf5 Rc8 4.Bd5 Qc7 5.Nc3 b5
>  ²  (0.38)   Depth: 9/24   00:00:00  661kN
>1.Nf3!
>  ²  (0.41)   Depth: 9/27   00:00:01  1599kN
>1.Nf3! Qa5 2.Nh4 Qg5 3.Qxg5 hxg5 4.Ng6+ Kh7
>  ²  (0.44)   Depth: 9/27   00:00:02  3413kN
>1.Nf3 Qa5 2.Nh4 Qg5 3.Qxg5 hxg5 4.Ng6+ Kh7 5.Nxf8+ Rxf8 6.Rd1 Ne8
>  ²  (0.38)   Depth: 10/30   00:00:03  4601kN
>1.Nce2!
>  ²  (0.41)   Depth: 10/30   00:00:04  5076kN
>1.Nce2!
>  ±  (0.72)   Depth: 11/29   00:00:06  8587kN
>1.Nce2 e5 2.Nf5 Bxf5 3.Rxf5 Qe7 4.Rgf1 d5 5.Bxd5 Nxd5 6.exd5 Qd6
>  ²  (0.66)   Depth: 12/31   00:00:12  16798kN
>1.Nf3!
>  ²  (0.69)   Depth: 12/32   00:00:20  26626kN
>1.Nf3! Bc6 2.Nh4 g5 3.Ng6+ Kg7 4.Nxf8 Rxf8 5.h4 Kf7 6.hxg5 hxg5
>  ±  (0.97)   Depth: 12/33   00:00:33  45510kN
>1.Nf3 Qa5 2.Nh4 Qg5 3.Ng6+ Kh7 4.Qf3 Qa5 5.Nxf8+ Rxf8 6.Qg3 Nh5
>  ±  (1.00)   Depth: 13/35   00:00:59  81622kN
>
>(W,  20.11.2001)
>
>
>What's the speedup on that?

25/20=1.25

Deep Fritz one processor needed 25 seconds to find Nf3 when Deep Fritz one
processor needed 20 seconds to find Nf3.

The speed up seems to be slightly better at longer time control(Deep Fritz
needed 59 seconds to get a score at depth 13 with 2 proccesors against 78
seconds with one processor and almost the same pv

78/59>1.25

Uri



This page took 0 seconds to execute

Last modified: Thu, 15 Apr 21 08:11:13 -0700

Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.