Wan 2.2 A14B at 720p on a 24 GB GPU: why it runs out of memory and what to change

If you try Wan 2.2 T2V A14B at 1280×720 on a 24 GB card and get torch.OutOfMemoryError, you are not alone. A public bug report, reported in InvokeAI issue #9831 (2026-10-12) on an RTX 4090 24GB, lays