Unverified50% confidenceTradeoffExact time
软件解码的 CPU 占用可能是硬件加速路径的 5 到 10 倍
1
Sources
50%
Confidence
Long-term
Relevance
7/20/2026
First Seen
Sources
Related Claims
UnverifiedCPU推理速度通常为GPU速度的1/5到1/1077% similarUnverified硬件转码借助 Intel Quick Sync、NVIDIA NVENC 等专用引擎，能以极低的 CPU 占用同时处理数十路流74% similarUnverifiedVulkan's multi-threaded command recording mode can achieve near-linear performance scaling on modern CPUs with 8 or more cores.74% similarUnverified软件转码完全依赖 CPU，每路 1080p 流大约消耗 2000-4000 PassMark 分数的算力72% similar
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