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今日美股

(3/19)英伟达GTC首日Blackwell Ultra炸场股价却跌:AI王者加冕还是市场唱衰?

19 Mar 2025

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大家好,我是晓晨,3月19日,美股刚收盘,三大指数齐跌,纳指崩1.71%,标普跌1.06%,英伟达GTC大会首日却成了焦点。黄仁勋在加州圣何塞抛出重磅炸弹:Blackwell Ultra AI芯片和GB300超级芯片亮相,股价却跌3.43%收115.43美元。这背后是啥故事?AI新王登基,还是市场信心动摇?咱们来扒一扒。先说这新芯片。黄仁勋今天在GTC keynote上喊,Blackwell Ultra比Blackwell性能高1.5倍,比Hopper强50倍,专为“AI推理时代”打造。这“推理AI”火了,DeepSeek的R1、OpenAI的o1、谷歌的Gemini 2.0都在玩儿,模仿人类思考解决问题。GB300把俩Blackwell Ultra和Grace CPU捏一块儿,塞进NVL72机架,72个超级芯片能跑1000 tokens每秒,回答问题10秒搞定,Hopper得1.5分钟。这速度,简直是AI界的“光速侠”。还有DGX SuperPod,288个Grace CPU加576个Blackwell Ultra,内存300TB,黄仁勋说这是“AI发电厂”, hyperscalers像亚马逊、谷歌、微软、Meta,还有全球研究实验室都盯着。可股价为啥跌?Blackwell现在满产,上季贡献了110亿营收,总营收393亿,亮瞎眼。可市场不买账,年内跌11%,昨晚还跌3.43%。咋回事?一是 hyperscalers砸钱AI,回报慢,华尔街怕泡沫。美银调查说,28%基金经理看涨中国经济,美国跌到-71%,信心凉了。二是特朗普25%关税威胁,外加出口管制,半导体海外生产成本飙,英伟达这“美国AI王”也抖。GTC首日没炸场,投资者跑得比兔子快,VIX涨到21.70,避险情绪炸锅。全球咋样?德国议会今天通过5000亿欧元基建案,国防支出拉GDP 0.2%-0.3%,德股涨0.98%,蒂森克虏伯12.66%,欧元1.0945五个月新高。美俄通话90分钟,普京松口“30天不打能源”,油价从71美元跌到66.90美元。可黄金不含糊,冲3034.42美元,期金3047.50美元,避险王者。港股今天科网狂飙,百度12.22%、阿里5.83%,资金东流明显。咱们咋整?英伟达115.43美元,短期香,可得防 hyperscalers减单和关税炸弹。黄金3030美元稳,港股科网热,蔚来昨晚涨3.18%、小米3.9%行。油价66美元悠着,欧元1.0945可以瞅。现金留着,明天鲍威尔讲话是关键,AI这“推理王”能不能救美股,得看大招。英伟达这50倍机会,抓得住是金,抓不住是坑。好了,今天就聊到这儿。GTC这AI戏,咱们得接着看深意。如果觉得晓晨讲得有点意思,麻烦点个赞,关注一下我的播客,咱们下期再唠!我是晓晨,咱们下次见!

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