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Berserk 13

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@jhonnold jhonnold released this 31 Mar 05:10
· 5 commits to main since this release

Details

Berserk 13 is officially available!

LTC vs Berserk 12

Elo   | 52.78 +- 3.25 (95%)
Conf  | 60.0+0.60s Threads=1 Hash=64MB
Games | N: 20034 W: 6114 L: 3094 D: 10826
Penta | [12, 1122, 4775, 4050, 58]
http://chess.grantnet.us/test/36089/

Thanks

Berserk wouldn't be possible without Andrew Grant (Ethereal + Torch), Finn Eggers (Koivisto + Torch), and Kim Kåhre (Koivisto + Torch). They are excellent developers with an immeasurable amount of knowledge - it is a pleasure to discuss CC concepts with them and have the opportunity to work alongside them on the Torch Chess Engine.

Choosing a binary

Binaries currently require popcnt. Each binary is labeled with a standard minimum instruction set requirement. x86-64, sse2, ssse3, avx2 and avx512.

For those labeled with pext, your system requires bmi2 support. For AMD users, if you're using a Zen or Zen 2 processor, you should avoid the pext binaries as they will be slow.

If you're unsure which to use or what your processor supports

  • Download them all
  • Open them and run go depth 24
    • If it crashes, you can't use it.
  • Pick the fastest one

I highly recommend you follow the build guide in the readme to compile your own version. This will generate a native build for your machine and should be optimal as a result.

Contacting

I can be reached in the OpenBench discord if you'd like a custom binary for your system and can't compile it yourself.