Train Qwen3 on AWS Trainium with torchtitan
AIAWS Machine Learning Blog shows how to train Qwen3 on a single trn2.48xlarge using torchtitan-neuron, with TorchNeuron registering Trainium as a native PyTorch device. The walkthrough covers three configurations: Hugging Face Transformers v5 as the modeling backend, torchtitan's native Qwen3, and Neuron Kernel Interface MoE kernels.
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AWS Machine Learning Blog · Josh Longenecker · aws.amazon.comPublished · added here