[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f1k4aitwf9vzdd":3},[4],{"slug":5,"title":6,"description":7,"pub_date":8,"tags":9,"draft":14},"understanding-ai-compute-from-flops-to-memory-bandwidth","从 FLOPS 到显存带宽：AI 算力到底在算什么","拆解 AI 训练与推理中的计算量、显存、带宽、互联和成本，解释为什么峰值 FLOPS 很少等于真实吞吐。","2026-07-10",[10,11,12,13],"AI","算力","GPU","系统工程",false]