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DQN vs PPO training performance on Gymnasium CarRacing environment?

This story is from 2026-09-07. It is preserved in the archive; the latest stories are on the live feed.

Hi, I am training 3 methods (in the graphic, red=DQN, green=SAC and blue=PPO) on the default Gymnasium CarRacing environment (CarRacing-v3). I’ve not modified the environment. The methods are the default SB3 implementations (only difference is continuous for PPO/SAC, discrete for DQN). I am trainin…

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  1. 2026-09-07 15:37 · r/reinforcementlearning
    DQN vs PPO training performance on Gymnasium CarRacing environment?

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