<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom" xmlns:content="http://purl.org/rss/1.0/modules/content/"><channel><title>HBM on 查拉图的数字花园</title><link>https://www.chalatu.xyz/tags/hbm/</link><description>Recent content in HBM on 查拉图的数字花园</description><generator>Hugo</generator><language>zh-CN</language><lastBuildDate>Sun, 30 Aug 2026 22:24:54 +0800</lastBuildDate><atom:link href="https://www.chalatu.xyz/tags/hbm/index.xml" rel="self" type="application/rss+xml"/><item><title>AI 基建的物理地板：一场“缺封装、缺内存、缺电”的狂奔</title><link>https://www.chalatu.xyz/posts/solo-company/ai-infrastructure-physical-floor/</link><pubDate>Sun, 30 Aug 2026 22:24:54 +0800</pubDate><guid>https://www.chalatu.xyz/posts/solo-company/ai-infrastructure-physical-floor/</guid><description>英伟达一个季度卖了 962 亿美元，超过台积电整整一年；瓶颈不在晶圆，而在先进封装、HBM 内存和电网这些有物理下限的地方。</description></item><item><title>从“芯片荒”到“内存荒”：英伟达2790亿美元锁HBM，价值正从GPU移向存储</title><link>https://www.chalatu.xyz/posts/solo-company/nvidia-hbm-memory-bottleneck/</link><pubDate>Sun, 30 Aug 2026 10:49:09 +0800</pubDate><guid>https://www.chalatu.xyz/posts/solo-company/nvidia-hbm-memory-bottleneck/</guid><description>英伟达8/26财报把给供应商的采购承诺从1190亿美元推到2790亿，还主动把毛利率压到71-72%、据报把12-Hi HBM降到8-Hi，这说明AI算力下一阶段的瓶颈正在从GPU移向内存。</description></item></channel></rss>