微软承诺Maia多吉瓦推理部署，效率指标遭质疑
原标题：Microsoft Commits Maia to Multi-Gigawatt Inference, and Its Efficiency Metric Draws Questions
AI 摘要
微软宣布将从2027年起把Azure Maia系列扩展到多吉瓦级部署，使Maia成为微软产品与服务的“主要推理系统”。已量产的Maia 200服务Copilot和MAI团队，Maia 300将于2027年投产，主打长上下文、内存密集和decode密集型推理，采用8堆HBM4、NUMA布局和基于以太网的统一AI网络架构。微软宣称Maia 300相比领先GPU系统每兆瓦可多出40%的token，但从业者质疑“每瓦token”这一指标缺乏统一定义、未说明上下文长度，且未明确客户能否直接租用Maia算力。
正文节选
Microsoft will scale its Azure Maia family to multi-gigawatt deployments starting in 2027, making Maia "the primary inference system for Microsoft products and services." The architecture behind that commitment is unusually specific about data movement. The efficiency claim leading the announcement is not, and practitioners have said so. Maia 200 is already in production, serving Microsoft Copilot and the MAI team, with GitHub Copilot and Microsoft Foundry to follow by the end of the year. It is