Architecture and Beyond

Nov 29, 2025 · Backend Development

How ComfyUI Caches Work: CLASSIC vs LRU vs RAM_PRESSURE Explained

This article breaks down ComfyUI's two‑level cache system, explains the differences between the CLASSIC, LRU, and RAM_PRESSURE strategies for outputs and objects, and offers practical guidance on choosing the right cache mode when running multiple models, LoRAs, and workflows on a single machine.