Houdini 4 Pro supports up to 32 cores, but you need a super PC for that. Houdini 4 supports up to 6 cores and is rated about 3400 (a tiny bit faster since uses all cores)

Houdini 3 supports up to 6 cores and is rated about 3300 (a tiny bit faster since uses all cores) Houdini 2 is a 1-processor engine, rated around 3200 (still stronger than all humans) Houdini 3 and 3 Pro can play Chess960 (Houdini 2 cannot due to the complex castling rules) The ONLY difference is the engine Houdini 2 vs. These versions include the top engine Houdini 4.įor the PC we have versions with previous generations of Houdini at reduced prices, but with the same interface:Ĭhess King 2 for PC and Chess King 3 for PCĪll have also the GigaKing database and opening tree, etc.Īll work with all versions of Windows incl. ▶ What are the available versions & differences in Chess King?Ĭhess King 4 for PC, Chess King 4 Pro for PC, Chess King 4 for Mac. Those files don't take much space at all (the GigaKing database is in the 'cdp' folder in the 'ABases' folder, so it is easy to copy them for example to a flash key for safekeeping.Īll you need to do is make a copy of the PGN folder and put it in the new Chess King at the same place (make sure not to replace if you have worked on the new Chess King and have files with the same names, in that case it's ok to rename the PGN files for example EngineGamesOLD.PGN. Inside the 'ABases' folder you will have your PGN files (in the 'PGN' folder), the ones automatically created when you play games, and the ones you imported and have been working on.

Go to the folder where your old Chess King folder is, and there is a 'Data' folder in it, and it the 'Data' folder there is a 'ABases' folder. It's also good to make a backup copy of your games in case something happens to your computer, your games database is precious.

When you upgrade your copy of Chess King (for example from Chess King 1 to Chess King 3), you only need to copy (duplicate) your own PGN files from the old Chess King to the new Chess King.

Chess lv.100 keeps freezing