## 1000-game H6 vs SF-dev LTC match complete

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Dan Cooper
Posts: 184
Joined: Sun Nov 01, 2015 2:15 am

### 1000-game H6 vs SF-dev LTC match complete

50m+10s tc

Score of Stockfish 170912 BMI2 vs Houdini 6.03 C0: 80 - 84 - 836 [0.498] 1000
ELO difference: -1.39 +/- 8.71

https://www.dropbox.com/s/lhnk9iguqaabi ... 6.zip?dl=0

Ozymandias
Posts: 1137
Joined: Sun Oct 25, 2009 12:30 am

### Re: 1000-game H6 vs SF-dev LTC match complete

Dan Cooper wrote:50m+10s tc
How much time did that take?

Jouni
Posts: 2030
Joined: Wed Mar 08, 2006 7:15 pm

### Re: 1000-game H6 vs SF-dev LTC match complete

Obviously c=0 helps Houdini? With default c=2 it always loses by 10-30 ELO. May be I must re-test with c=0.
Jouni

Jouni
Posts: 2030
Joined: Wed Mar 08, 2006 7:15 pm

### Re: 1000-game H6 vs SF-dev LTC match complete

Some rapid games and Houdini with c=0 now:

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``````
1   Stockfish 191217 64 BMI2   +41  +36/=98/-18 55.92%   85.0/152
2   Houdini 6 x64-pext         -41  +18/=98/-36 44.08%   67.0/152

``````
Jouni

beram
Posts: 1187
Joined: Wed Jan 06, 2010 2:11 pm

### Re: 1000-game H6 vs SF-dev LTC match complete

Jouni wrote:Obviously c=0 helps Houdini? With default c=2 it always loses by 10-30 ELO. May be I must re-test with c=0.
I examined a big difference in results also in matches between latest SF171219 and Houdini 6 with contempt 0
H6 default got 39,5% where H6 c=0 got 47%(!)

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``````Houdini 6 - SF171219bf 14x AMD Ryzen 1800, Blitz 3m+2s
1   Brainfish 191217 64 POPCNT   +74  +24/=73/-3 60.50%   60.5/100
2   Houdini 6 Pro x64-popc       -74  +3/=73/-24 39.50%   39.5/100``````

Code: Select all

``````Houdini 6&#40;c=0&#41; - SF171219bf 14x AMD Ryzen 1800, Blitz 3m+2s
1   Brainfish 191217 64 POPCNT   +21  +16/=74/-10 53.00%   53.0/100
2   Houdini 6 Pro x64-popc       -21  +10/=74/-16 47.00%   47.0/100``````

beram
Posts: 1187
Joined: Wed Jan 06, 2010 2:11 pm

### Re: 1000-game H6 vs SF-dev LTC match complete

beram wrote:
Jouni wrote:Obviously c=0 helps Houdini? With default c=2 it always loses by 10-30 ELO. May be I must re-test with c=0.
I examined a big difference in results also in matches between latest SF171219 and Houdini 6 with contempt 0
H6 default got 39,5% where H6 c=0 got 47%(!)

Code: Select all

``````Houdini 6 - SF171219bf 14x AMD Ryzen 1800, Blitz 3m+2s
1   Brainfish 191217 64 POPCNT   +74  +24/=73/-3 60.50%   60.5/100
2   Houdini 6 Pro x64-popc       -74  +3/=73/-24 39.50%   39.5/100``````

Code: Select all

``````Houdini 6&#40;c=0&#41; - SF171219bf 14x AMD Ryzen 1800, Blitz 3m+2s
1   Brainfish 191217 64 POPCNT   +21  +16/=74/-10 53.00%   53.0/100
2   Houdini 6 Pro x64-popc       -21  +10/=74/-16 47.00%   47.0/100``````
another 100 games same private testset of 25 lines
Houdini c=0 now 46,5%
Please release a new official Stockfisch 9

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``````Houdini 6&#40;c=0&#41; - SF171226bf 14x, Blitz   3m+2s
1   Brainfish 261217 64 POPCNT   +24  +14/=79/-7 53.50%   53.5/100
2   Houdini 6 Pro x64-popc       -24  +7/=79/-14 46.50%   46.5/100``````

JJJ
Posts: 1288
Joined: Sat Apr 19, 2014 11:47 am

### Re: 1000-game H6 vs SF-dev LTC match complete

It's still a great score for Houdini against Stockfish dev.

Jouni
Posts: 2030
Joined: Wed Mar 08, 2006 7:15 pm

### Re: 1000-game H6 vs SF-dev LTC match complete

Houdini with c=0 is able to beat SFdev in 100 games:

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``````
1   Houdini 6 x64-pext         +21  +16/=74/-10 53.00%   53.0/100
2   Stockfish 191217 64 BMI2   -21  +10/=74/-16 47.00%   47.0/100

``````
4 cores, bullet and shortopenings.pgn
Jouni