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Considering the original AlphaGo ran on a full Google TPU rack, and here KataGo seems to run on a $10k computer, and won with 2 stones handicap, this is showing just how much advance there was in computer go

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AlphaGo Master, the much stronger[1] one that beat Ke Jie a year later in 2017, ran on a single 4x TPU (v2?) workstation.

[1] From wikipedia, citing deepmind's paper: 4858 Elo vs 3739 Elo

AlphaGo is a bit difficult to compare because their parallelism efficiency was abysmal. You might as well consider it a regular 8x or so GPU machine.

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