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Subject: Re: I find Deep Fritz 6 to run 1.6 times faster on 2 cpus compared to 1 cpu

Author: Mike Byrne

Date: 17:14:15 08/13/02

Go up one level in this thread


snip>>>>>
>>>>>[d]1k1r1b1r/p1p1q3/2p1p3/4Ppp1/4nP2/P2BQ3/1PP3PB/2KR3R b KQkq - 0 1
>>>>>
>>>>>Analysis by Deep Fritz: (2 cpus @ 931 MHz)
>>>>>1...Rxh2!
>>>>>  µ  (-1.06)   Depth: 14/34   00:00:43  65328kN
>>>>>1...Rxh2 2.Rxh2 Qxa3 3.bxa3 Bxa3+ 4.Kb1 Nc3+ 5.Ka1 Bb2+ 6.Kxb2 Nxd1+ 7.Kb3
>>>>>  µ  (-1.16)   Depth: 14/34   00:00:45  67725kN
>>>>>1...Rxh2 2.Rxh2 Qxa3 3.bxa3 Bxa3+ 4.Kb1 Nc3+ 5.Ka1 Bb2+ 6.Kxb2 Nxd1+ 7.Kb3
>>>>>  µ  (-1.16)   Depth: 15/34   00:00:59  90632kN
>>>>
Dual Xeon 1.7 Ghz

New position
1k1r1b1r/p1p1q3/2p1p3/4Ppp1/4nP2/P2BQ3/1PP3PB/2KR3R b - - 0 1

Analysis by Deep Fritz:

1...gxf4 2.Bxf4 Rxh1 3.Rxh1
  ²  (0.59)   Depth: 2/8   00:00:00
1...gxf4 2.Bxf4 Rxh1 3.Rxh1
  ²  (0.59)   Depth: 2/8   00:00:00
1...gxf4 2.Bxf4 Rxh1 3.Rxh1
  ²  (0.59)   Depth: 2/8   00:00:00
1...gxf4 2.Bxf4 Rxh1 3.Rxh1
  ²  (0.59)   Depth: 2/8   00:00:00
1...gxf4 2.Bxf4 Rxh1 3.Rxh1
  ²  (0.59)   Depth: 2/8   00:00:00
1...gxf4--
  ±  (0.91)   Depth: 3/11   00:00:00
1...gxf4--
  ±  (0.91)   Depth: 3/12   00:00:00  1kN
1...Qc5!
  ±  (0.87)   Depth: 3/13   00:00:00  3kN
1...Qc5! 2.Qf3 Nf2
  ±  (0.78)   Depth: 3/15   00:00:00  4kN
1...Qc5 2.Qxc5 Bxc5 3.fxg5 Be3+ 4.Kb1 Nxg5
  ²  (0.53)   Depth: 4/13   00:00:00  8kN
1...Qc5 2.Qxc5 Bxc5 3.Bxe4 Be3+ 4.Kb1 Rxd1+ 5.Rxd1 Rxh2
  ²  (0.37)   Depth: 5/17   00:00:00  27kN
1...Qc5 2.Qxc5 Bxc5 3.Bxe4 Be3+ 4.Kb1 Rxd1+ 5.Rxd1 Rxh2 6.Rd8+ Kb7
  ²  (0.41)   Depth: 6/20   00:00:00  46kN
1...Qc5!
  =  (0.09)   Depth: 7/20   00:00:00  133kN
1...Qc5! 2.Qxc5 Bxc5 3.fxg5 Be3+ 4.Kb1 Nf2 5.Rdf1
  µ  (-1.19)   Depth: 7/26   00:00:00  245kN
1...Qc5 2.Qxc5 Bxc5 3.fxg5 Be3+ 4.Kb1 Nf2 5.Rdf1 Nxh1 6.Rxh1 Bxg5
  µ  (-1.19)   Depth: 8/23   00:00:00  366kN
1...Qc5 2.Qxc5 Bxc5 3.fxg5 Be3+ 4.Kb1 Nf2 5.Rdf1 Nxh1 6.Rxh1 Bxg5
  µ  (-1.19)   Depth: 9/26   00:00:00  763kN
1...Qc5 2.Qxc5 Bxc5 3.Bxe4 Be3+ 4.Kb1 Rxd1+ 5.Rxd1 fxe4 6.Bg1 Bxg1 7.Rxg1
  µ  (-1.19)   Depth: 10/28   00:00:01  1482kN
1...Qc5 2.Qxc5 Bxc5 3.Bxe4 Be3+ 4.Kb1 Rxd1+ 5.Rxd1 fxe4 6.Bg1 Bxg1 7.Rxg1
  µ  (-1.25)   Depth: 11/30   00:00:02  3646kN
1...Qc5 2.Qxc5 Bxc5 3.Bxe4 Be3+ 4.Kb1 Rxd1+ 5.Rxd1 fxe4 6.Bg1 Bxg1 7.Rxg1
  µ  (-1.13)   Depth: 12/32   00:00:05  7261kN
1...Qc5 2.Qxc5 Bxc5 3.Bxe4 Be3+ 4.Kb1 Rxd1+ 5.Rxd1 fxe4 6.Bg1 Bxg1 7.Rxg1
  µ  (-1.19)   Depth: 13/40   00:00:13  18712kN
1...Qc5 2.Qxc5 Bxc5 3.Bxe4 Be3+ 4.Kb1 Rxd1+ 5.Rxd1 fxe4 6.Bg1 Bxg1 7.Rxg1
  µ  (-1.03)   Depth: 14/34   00:00:27  39253kN
1...Rxh2!
  µ  (-1.06)   Depth: 14/35   00:00:44  64189kN
1...Rxh2! 2.Rxh2 Qxa3 3.bxa3 Bxa3+ 4.Kb1 Nc3+ 5.Ka1 Bb2+ 6.Kxb2 Nxd1+ 7.Kb3
  µ  (-1.16)   Depth: 14/35   00:00:46  66663kN
1...Rxh2 2.Rxh2 Qxa3 3.bxa3 Bxa3+ 4.Kb1 Nc3+ 5.Ka1 Bb2+ 6.Kxb2 Nxd1+ 7.Kb3
  µ  (-1.16)   Depth: 15/34   00:01:03  92105kN

(Byrne, Secane, PA 13.08.2001)

New position
1k1r1b1r/p1p1q3/2p1p3/4Ppp1/4nP2/P2BQ3/1PP3PB/2KR3R b - - 0 1

Analysis by Fritz 6:

1...gxf4--
  ±  (0.81)   Depth: 3/10   00:00:00
1...gxf4-- 2.Bxf4 Rxh1 3.Rxh1 Nc5
  ±  (0.91)   Depth: 3/13   00:00:00  1kN
1...gxf4-- 2.Bxf4 Rxh1 3.Rxh1 Nc5
  ±  (0.91)   Depth: 3/13   00:00:00  1kN
1...gxf4-- 2.Bxf4 Rxh1 3.Rxh1 Nc5
  ±  (0.91)   Depth: 3/13   00:00:00  1kN
1...Qc5!
  ±  (0.87)   Depth: 3/13   00:00:00  3kN
1...Qc5!
  ±  (0.87)   Depth: 3/13   00:00:00  3kN
1...Qc5! 2.Qf3 Nf2
  ±  (0.81)   Depth: 3/14   00:00:00  4kN
1...Qc5! 2.Qf3 Nf2
  ±  (0.81)   Depth: 3/14   00:00:00  4kN
1...Qc5! 2.Qf3 Nf2
  ±  (0.81)   Depth: 3/14   00:00:00  4kN
1...Qc5!
  ²  (0.50)   Depth: 4/13   00:00:00  7kN
1...Qc5! 2.Qxc5 Bxc5 3.fxg5
  ²  (0.47)   Depth: 4/16   00:00:00  8kN
1...Qc5 2.Qxc5 Bxc5 3.Bxe4 Be3+ 4.Kb1 Rxd1+ 5.Rxd1 Rxh2
  ²  (0.41)   Depth: 5/17   00:00:00  27kN
1...Qc5 2.Qxc5 Bxc5 3.Bxe4 Be3+ 4.Kb1 Rxd1+ 5.Rxd1 Rxh2 6.Rd8+
  ²  (0.44)   Depth: 6/20   00:00:00  46kN
1...Qc5!
  =  (0.12)   Depth: 7/21   00:00:00  131kN
1...Qc5! 2.Qe2 Nf2 3.Bg1 Rxh1 4.Bxf2 Rxd1+ 5.Kxd1
  µ  (-1.13)   Depth: 7/23   00:00:00  253kN
1...Qc5 2.Qe2 Nf2 3.Bg1 Rxh1 4.Bxf2 Rxd1+ 5.Kxd1 Qe7
  µ  (-1.09)   Depth: 8/23   00:00:00  392kN
1...Qc5 2.Qxc5 Bxc5 3.fxg5 Be3+ 4.Kb1 Nf2 5.Rdf1 Nxh1 6.Rxh1
  µ  (-1.19)   Depth: 9/24   00:00:00  832kN
1...Qc5 2.Qxc5 Bxc5 3.Bxe4 Be3+ 4.Kb1 Rxd1+ 5.Rxd1 fxe4 6.Bg1
  µ  (-1.16)   Depth: 10/29   00:00:01  1529kN
1...Qc5 2.Qf3 Nf2 3.Bg1 Nxd3+ 4.Kb1 Qb5 5.Rxd3 Rxd3 6.Rxh8
  µ  (-1.22)   Depth: 11/30   00:00:05  4592kN
1...Qc5 2.Qxc5 Bxc5 3.Bxe4 Be3+ 4.Kb1 Rxd1+ 5.Rxd1 fxe4 6.Bg1
  µ  (-1.13)   Depth: 12/30   00:00:09  8817kN
1...Qc5 2.Qxc5 Bxc5 3.Bxe4 Be3+ 4.Kb1 Rxd1+ 5.Rxd1 fxe4 6.Bg1
  µ  (-1.19)   Depth: 13/41   00:00:22  19961kN
1...Qc5 2.Qxc5 Bxc5 3.Bxe4 Be3+ 4.Kb1 Rxd1+ 5.Rxd1 fxe4 6.Bg1
  µ  (-1.03)   Depth: 14/35   00:00:45  40687kN
1...Rxh2!
  µ  (-1.06)   Depth: 14/35   00:01:20  71164kN
1...Rxh2! 2.Rxh2 Qxa3 3.bxa3 Bxa3+ 4.Kb1 Nc3+ 5.Ka1 Bb2+ 6.Kxb2
  µ  (-1.16)   Depth: 14/35   00:01:23  73989kN

(Byrne, Secane, PA 13.08.2001)

Are you sure the Fritz 6 is running in single CPU mode?



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