Verified75% confidenceFactExact time
Stable Diffusion compresses a 512×512×3 image into a 64×64×4 latent representation via VAE, achieving a compression ratio of 48×.
3
Sources
75%
Confidence
Long-term
Relevance
8/19/2026
First Seen
Sources
Related Claims
Unverified一张512×512的图像在Stable Diffusion潜在空间仅需64×64的张量表示，使得8GB显存以上的消费级显卡就能运行推理78% similarUnverifiedThe LTX series has designed a 3D VAE with joint spatiotemporal compression tailored to video characteristics, typically compressing by 8 to 16 times before running the diffusion process to reduce computational cost.74% similarUnverifiedVAE的编码器将图像压缩到低维潜空间，通常将空间分辨率缩小8倍（1024×1024变为128×128）73% similarUnverifiedStable Diffusion XL's model weights alone occupy approximately 6.5 GB of VRAM, and generating a single 1024×1024 image typically requires more than 10 GB of GPU VRAM.73% similarUnverifiedStable Diffusion 3.5的潜在空间输出约65000维（16×64×64）71% similar
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