Commercial dedicated computers thumb|Boris Diplomat (1979) travel chess computer thumb|Fidelity Voice Chess Challenger (1979), the first talking chess computer thumb|Speech output from Voice Chess Challenger thumb|Milton Bradley Grandmaster (1983), the first commercial self-moving chess computer thumb|Novag Super Constellation (1984), known for its human-like playing style thumb|DGT Centaur (2019), a modern chess computer based on Stockfish running on a Raspberry Pi In the late 1970s to early 1990s, there was a competitive market for dedicated chess computers. This market changed in the mid-1990s when computers with dedicated processors could no longer compete with the fast processors in personal computers. Boris in 1977 and Boris Diplomat in 1979, chess computers including pieces and board, sold by Applied Concepts Inc. Chess Challenger, a line of chess computers sold by Fidelity Electronics from 1977 to 1992. These models won the first four World Microcomputer Chess Championships. ChessMachine, an ARM-based dedicated computer, which could run two engines: "The King", which later became the Chessmaster engine, was also used in the TASC R30 dedicated computer. Gideon, a version of Rebel, in 1992 became the first microcomputer to win the World Computer Chess Championship. Excalibur Electronics sells a line of beginner strength units. Mephisto, a line of chess computers sold by Hegener & Glaser. The units won six consecutive World Microcomputer Chess Championships. Novag sold a line of tactically strong computers, including the Constellation, Sapphire, and Star Diamond brands. Phoenix Chess Systems makes limited edition units based around StrongARM and XScale processors running modern engines and emulating classic engines. Saitek sells mid-range units of intermediate strength. They bought out Hegener & Glaser and its Mephisto brand in 1994.
commercial dedicated computers thumb|boris diplomat (1979) travel chess computer thumb|fidelity voice chess challenger (1979) the first talking chess computer thumb|speech output from voice chess challenger thumb|milton bradley grandmaster (1983) the first commercial self-moving chess computer thumb|novag super constellation (1984) known for its human-like playing style thumb|dgt centaur (2019) a modern chess computer based on stockfish running on a raspberry pi in the late 1970s to early 1990s there was a competitive market for dedicated chess computers this market changed in the mid-1990s when computers with dedicated processors could no longer compete with the fast processors in personal computers boris in 1977 and boris diplomat in 1979 chess computers including pieces and board sold by applied concepts inc chess challenger a line of chess computers sold by fidelity electronics from 1977 to 1992 these models won the first four world microcomputer chess championships chessmachine an arm-based dedicated computer which could run two engines "the king" which later became the chessmaster engine was also used in the tasc r30 dedicated computer gideon a version of rebel in 1992 became the first microcomputer to win the world computer chess championship excalibur electronics sells a line of beginner strength units mephisto a line of chess computers sold by hegener & glaser the units won six consecutive world microcomputer chess championships novag sold a line of tactically strong computers including the constellation sapphire and star diamond brands phoenix chess systems makes limited edition units based around strongarm and xscale processors running modern engines and emulating classic engines saitek sells mid-range units of intermediate strength they bought out hegener & glaser and its mephisto brand in 1994