Jonny is a

computer chess Computer chess includes both hardware (dedicated computers) and software capable of playing chess. Computer chess provides opportunities for players to practice even in the absence of human opponents, and also provides opportunities for analysi ...

program written by the

German German(s) may refer to: * Germany, the country of the Germans and German things **Germania (Roman era) * Germans, citizens of Germany, people of German ancestry, or native speakers of the German language ** For citizenship in Germany, see also Ge ...

mathematician and programmer Johannes Zwanzger. Jonny won the 2015

World Computer Chess Championship World Computer Chess Championship (WCCC) was an event held periodically from 1974 to 2024 where computer chess engines compete against each other. The event is organized by the ''International Computer Games Association'' (ICGA, until 2002 ICCA). I ...

. It ran on a "btrzx3"

linux Linux ( ) is a family of open source Unix-like operating systems based on the Linux kernel, an kernel (operating system), operating system kernel first released on September 17, 1991, by Linus Torvalds. Linux is typically package manager, pac ...

cluster of the

University of Bayreuth The University of Bayreuth (German: Universität Bayreuth) is a public research university located in Bayreuth, Germany. It is one of the youngest German universities. It is broadly organized into seven undergraduate and graduate faculties, with ...

using 2,400

AMD Advanced Micro Devices, Inc. (AMD) is an American multinational corporation and technology company headquartered in Santa Clara, California and maintains significant operations in Austin, Texas. AMD is a hardware and fabless company that de ...

x86-64 x86-64 (also known as x64, x86_64, AMD64, and Intel 64) is a 64-bit extension of the x86 instruction set architecture, instruction set. It was announced in 1999 and first available in the AMD Opteron family in 2003. It introduces two new ope ...

2.8 GHz cores in total.

Results

* Champion at the

World Computer Speed Chess Championship World Computer Speed Chess Championship was an annual event organized by the International Computer Games Association where computer chess engines compete against each other at blitz chess time controls. It was held in conjunction with the World ...

in 2010, 2011, 2016 and 2019 * Runner-up at the

in 2013 and Champion in 2015 * Two times runner up at the Livingston Chess960 Computer World Championship

References

{{Chess, state=collapsed Chess engines