Meta presents TorchTitan
TorchTitan presented — modular 3D parallelism and elastic scaling. An additional 30% speedup with 3D parallelism for 405B on 512 GPUs
Why it matters
The point at which a PyTorch-native training framework became established as an alternative to Megatron-LM. FSDP2, torch.compile and FP8 were bundled into a single stack
Source — Primary sources first; secondary reports are labelled “Press”
Paperarxiv.orghttps://arxiv.org/abs/2410.06511Added in Week 35, 2026 · See that week