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Cinnamon chess engine - Tests

Cinnamon 2.5

Linux - Intel i7-9750H CPU @ 2.60GHz gcc 9.3.0

Test file (5 sec) Solved
wac.epd 290/300
kaufman.epd 21/25
zugzwang.epd 3/5
bk.epd 16/24
mate.epd 51/71

perft depth 6 one cpu no hash

./cinnamon -perft -d6 -f"r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -"

** 47 sec.**

perft depth 5 one cpu no hash

./cinnamon -perft -d5 -f"r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -"

** 1.08 sec.**

perft depth 6 8 cpu 2 GB hash

./cinnamon -perft -d6 -c8 -h2000 -f"r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -"

** sec.**

perft depth 5 one cpu no hash

./cinnamon -perft -d5 -f"r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -"

** 1.08 sec.**

perft depth 6 8 cpu 2 GB hash

./cinnamon -perft -d6 -c8 -h2000 -f"r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -"

** 3.49 sec.**

Cinnamon 2.4

Linux - Intel i7-9750H CPU @ 2.60GHz gcc 9.3.0

Test file (5 sec) Solved
wac.epd 293/300
kaufman.epd 23/25
zugzwang.epd 2/5
bk.epd 16/24
mate.epd 52/71

perft depth 6 one cpu no hash

./cinnamon -perft -d6 -f"r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -"

50 sec.

perft depth 5 one cpu no hash

./cinnamon -perft -d5 -f"r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -"

1.20 sec.

perft depth 6 8 cpu 2 GB hash

./cinnamon -perft -d6 -c8 -h2000 -f"r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -"

3.41 sec.

perft depth 5 one cpu no hash

./cinnamon -perft -d5 -f"r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -"

1.13 sec.

perft depth 6 8 cpu 2 GB hash

./cinnamon -perft -d6 -c8 -h2000 -f"r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -"

3.608 sec.

Cinnamon 2.3.4

Linux - Intel i7-9750H CPU @ 2.60GHz gcc 9.3.0

Test file (5 sec) Solved
wac.epd 284/300
kaufman.epd 23/25
zugzwang.epd 2/5
bk.epd 17/24
mate.epd 53/71

perft depth 6 one cpu no hash

./cinnamon -perft -d6 -f"r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -"

153 sec.

perft depth 5 one cpu no hash

./cinnamon -perft -d5 -f"r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -"

3 sec.

perft depth 6 8 cpu 2 GB hash

./cinnamon -perft -d6 -c8 -h2000 -f"r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -"

8 sec.

perft depth 5 one cpu no hash

./cinnamon -perft -d5 -f"r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -"

4 sec.

perft depth 6 8 cpu 2 GB hash

./cinnamon -perft -d6 -c8 -h2000 -f"r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -"

9 sec.

Cinnamon 2.2a

Linux - Intel i7-9750H CPU @ 2.60GHz gcc 9.3.0

Test file (5 sec) Solved
wac.epd 278/300
kaufman.epd 23/25
zugzwang.epd 2/5
bk.epd 17/24
mate.epd 55/71

perft depth 5 one cpu no hash

./cinnamon -perft -d5 -f"r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -"

4 sec.

perft depth 6 8 cpu 2 GB hash

./cinnamon -perft -d6 -c8 -h2000 -f"r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -"

9 sec.

Cinnamon 2.2a

Linux - Intel Xeon W3540 gcc 7.3.0

Test file (5 sec) Solved
wac.epd 278/300
arasan12.epd 15/215
sbd.epd 55/134
kaufman.epd 21/25
zugzwang.epd 1/5
bk.epd 16/24
mate.epd 48/71
BT2450.epd 2276

tc = 0/0:9+0.05 - 1 cpu Rank Name Elo + - games score oppo. draws cinnamon 2.2a 34 2 4 59196 55% -19 27% cinnamon 2.1 -34 4 2 59196 45% 19 27%

tc = 0/0:9+0.05 - 4 cpu Rank Name Elo + - games score oppo. draws cinnamon 2.2a 34 2 4 16272 55% -34 21% cinnamon 2.1 -34 4 2 16272 45% 34 21%

perft depth 5 one cpu no hash

./cinnamon -perft -d5 -f"r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -"

8 sec.

perft depth 6 8 cpu 2 GB hash

./cinnamon -perft -d6 -c8 -h2000 -f"r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -"

22 sec.

Cinnamon 2.1

Test file (5 sec) Solved (Xeon W3540)
Test file (5 sec) Solved (Xeon W3540)
wac.epd 277/300
arasan12.epd 13/215
sbd.epd 52/134
kaufman.epd 22/25
zugzwang.epd 3/5
bk.epd 16/24
mate.epd 57/71
BT2450.epd 2282

tc = 0/0:9+0.05 - 1 cpu Rank Name Elo + - games score oppo. draws cinnamon 2.1 34 2 4 59196 59% -34 21% cinnamon 2.0 -34 4 2 59196 41% 34 21%

tc = 0/0:9+0.05 - 4 cpu Rank Name Elo + - games score oppo. draws cinnamon 2.1 (4 core) 49 3 2 33980 64% -49 26% cinnamon 2.0 (1 core) -49 2 3 33980 36% 49 26%

perft depth 5 one cpu no hash

./cinnamon -perft -d5 -f"r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -"

8 sec. Linux - Intel Xeon W3540 gcc 7.3.0

perft depth 6 8 cpu 2 GB hash

./cinnamon -perft -d6 -c8 -h2000 -f"r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -"

22 sec. Intel Xeon W3540 Linux gcc 7.3.0

Cinnamon 2.0

Test file (5 sec) Solved (Xeon W3540)
wac.epd 276/300
arasan12.epd 14/215
sbd.epd 46/134
kaufman.epd 20/25
zugzwang.epd 3/5
bk.epd 17/24
mate.epd 57/71
BT2450.epd 2240

4 core

Test file (5 sec) Solved (Xeon W3540)
wac.epd 277/300
arasan12.epd 14/215
sbd.epd 45/134
kaufman.epd 21/25
zugzwang.epd 3/5
bk.epd 18/24
mate.epd 58/71
BT2450.epd 2220

tc = 40/4 - 1 cpu Rank Name Elo + - games score oppo. draws cinnamon 2.0 2059 4 4 7589 60% 1989 33% cinnamon 1.2b 1989 4 4 7857 40% 2059 33%

tc = 40/4 - 4 cpu Rank Name Elo + - games score oppo. draws cinnamon 2.0 (4 core) 2094 6 6 3236 66% 1989 33% cinnamon 1.2b (1 core) 1989 6 6 3236 34% 2094 33%

tc = 40/4 - 4 cpu Rank Name Elo + - games score oppo. draws cinnamon 2.0 (4 core) 6 5 4662 66% 33% cinnamon 2.0 (1 core) 5 6 4662 34% 33%

perft depth 5 one cpu no hash

./cinnamon -perft -d5 -f"r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -"

11 sec. Linux - Intel Xeon W3540 gcc 4.9.2

11 sec. Windows 7 - Intel Xeon W3540 gcc 5.1.0

perft depth 6 8 cpu 2 GB hash

./cinnamon -perft -d6 -c8 -h2000 -f"r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -"

29 sec. Intel Xeon W3540 Linux gcc 4.9.2

30 sec. Intel Xeon W3540 Windows 7 gcc 5.1.0

cinnamon 1.2a/1.2b

Test file (5 sec) Solved (i5 M430) Solved (Xeon W3540)
wac.epd 273/300 271/300
arasan12.epd 15/215 14/215
sbd.epd 46/134 48/134
kaufman.epd 20/25 19/25
zugzwang.epd 2/5 2/5
bk.epd 16/24 17/24
mate.epd 55/71 58/71
BT2450.epd - 2180

tc = 40/4, no tablebase, no open book Rank Name Elo + - games score oppo. draws cinnamon 1.2a/1.2b 14 5 5 4740 54% -14% 32%
cinnamon 1.1c -14 5 5 4740 46% 14% 32%

tc = 40/4, tablebase, open book Rank Name Elo + - games score oppo. draws cinnamon 1.2a/1.2b 21 6 5 4244 56% -21% 28%
cinnamon 1.1c -21 5 6 4244 44% 21% 28%

perft one cpu no hash fen

./cinnamon -perft -d 5 -f "r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -"

19 sec. Intel i5 CPU M 430 2.27GHz Linux 3.2.0-57-generic gcc 4.8.2

12 sec. Intel Xeon W3540 Linux 3.13.0-37-generic gcc 4.8.2

perft 8 cpu 2 GB hash

./cinnamon -perft -d 5 -f "r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -"

? Intel Xeon W3540 Linux 3.13.0-37-generic gcc 4.8.2

cinnamon 1.1c

Test file (5 sec) Solved (Xeon W3540)
wac.epd 277/300
arasan12.epd 16/215
sbd.epd 40/134
kaufman.epd 20/25
zugzwang.epd 3/5
bk.epd 17/24
mate.epd 57/71
BT2450.epd 2252

Rank Name Elo + - games score oppo. draws cinnamon 1.1c 4000 61% cinnamon 1.0 4000 39%

perft depth 5 one cpu no hash fen r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -

on i5 CPU M 430 2.27GHz Linux 3.2.0-48-generic gcc 4.8.1

17 sec.

cinnamon 1.0

Test file (5 sec) Solved (Xeon W3540)
wac.epd 277/300
arasan12.epd 17/215
sbd.epd 67/134
kaufman.epd 17/25
zugzwang.epd 2/5
bk.epd 14/24
mate.epd 56/71
BT2450.epd 2222

Rank Name Elo + - games score oppo. draws cinnamon 1.0 49 6 6 8000 65% -49 41% butterfly 0.6 -49 6 6 8000 35% 49 41%

perft depth 5 one cpu no hash fen r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -

on i5 CPU M 430 2.27GHz Linux 3.2.0-48-generic gcc 4.8.1

22 sec.

butterfly 0.6

Test file (5 sec) Solved (Xeon W3540)
wac.epd 273/300
arasan12.epd 14/215
sbd.epd 40/134
kaufman.epd 13/25
zugzwang.epd 2/5
bk.epd 12/24
mate.epd 56/71
BT2450.epd 1847

Rank Name Elo + - games score oppo. draws butterfly 0.6 40 6 6 7919 64% -40 55% butterfly 0.5 -40 6 6 7919 36% 40 55%

perft depth 5 one cpu no hash fen r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -

on i5 CPU M 430 2.27GHz Linux 3.2.0-48-generic gcc 4.8.1

28 sec.

butterfly 0.5

Test file (5 sec) Solved (Xeon W3540)
wac.epd 266/300
arasan12.epd 16/215
sbd.epd 39/134
kaufman.epd 8/25
zugzwang.epd 3/5
bk.epd 12/24
mate.epd 67/71
BT2450 1806

Rank Name Elo + - games score oppo. draws butterfly 0.5 32 6 6 6820 62% -32 65% butterfly 0.4 -32 6 6 6820 38% 32 65%

perft depth 5 one cpu no hash fen r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -

on i5 CPU M 430 2.27GHz Linux 3.2.0-48-generic gcc 4.8.1

23 sec.

butterfly 0.4

Test file (5 sec) Solved (Xeon W3540)
wac.epd 239/300
arasan12.epd 22/215
sbd.epd 38/134
kaufman.epd 7/25
zugzwang.epd 3/5
bk.epd 9/24
mate.epd 67/71

Rank Name Elo + - games score oppo. draws butterfly 0.4 48 6 6 7991 66% -48 52% butterfly 0.3.3 -48 6 6 7991 34% 48 52%

perft depth 5 one cpu no hash fen r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -

on i5 CPU M 430 2.27GHz Linux 3.2.0-48-generic gcc 4.8.1

32 sec.

butterfly 0.3.3

Test file (5 sec) Solved (Xeon W3540)
wac.epd 228/300
arasan12.epd 20/215
sbd.epd 40/134
kaufman.epd 6/25
zugzwang.epd 3/5
bk.epd 9/24
mate.epd 66/71

perft depth 5 one cpu no hash fen r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq -

on i5 CPU M 430 2.27GHz Linux 3.2.0-48-generic gcc 4.8.1

31 sec.