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daniel
@daniel_praguepp
A serial entrepreneur and full-stack developer, he continued to launch new ventures after his previous company went public; Stock Market / Scientific Research;
Joined May 2024
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daniel
@daniel_praguepp
2026.06.24 01:09
韩媒报道称 SK海力士正在放缓第六代高带宽存储芯片(HBM4)的量产扩张节奏,并将资源重新倾斜至利润率更高的通用型DRAM市场。传闻诱因是英伟达下一代"Rubin"芯片的生产预测被下调,导致HBM4需求预期降温。该消息引发恐慌,韩国股市暴跌触发熔断,美光跌13%、西数跌8.5%。 🔍 关键背景逻辑 盈利驱动转向:今年Q1通用DRAM与HBM营业利润率差距超15个百分点,通用DRAM反超。大信证券预计通用DRAM营业利润率年内理论峰值可达90%,SK海力士因此延迟部分HBM3E产线向HBM4转换。 投行观点印证:高盛认为SK海力士维持HBM3/E 50%+份额即足够;摩根士丹利预测至2026年DRAM均价涨62%,将SK海力士估值核心驱动归于DRAM价格周期而非HBM份额保卫战。但扩产放缓给三星HBM4量产留出了份额窗口(SK份额或从57%降至50%-60%)。 ⚠️ 市场隐忧 摩根士丹利估算单台搭载HBM4的 NVIDIA VR200 NVL72机架成本约780万美元(较GB300涨95%),其中Memory成本涨幅高达435%,推高超算中心部署成本压力。 目前市场分歧在于:SK海力士放缓HBM4是主动管理定价节奏的战略选择,还是终端AI基建需求走软的早期信号,尚待后续验证。
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