SageAttention 2.2 vs Comfy Kitchen: Video Quality Side-by-Side Test
Better-Interview-793 · reddit · 2026-08-11
A developer compared the SageAttention 2.2 and Comfy Kitchen Attention backends on an RTX 5090 using the same MiniMax H3 workflow and prompt.
- Speed: At 896x1184 resolution and 20 steps, SageAttention took 3m51s, while Comfy Kitchen took 3m59s—a negligible difference.
- Quality: The author specifically tested facial detail retention during a deep zoom-out, concluding that the visual quality difference between the two is nearly imperceptible.
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