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The Great Magnificent 7 Breakup: Nvidia Stands Tall While Tesla, Microsoft Stumble And Fall
Benzinga· 2026-03-19 16:10
The much-vaunted Magnificent Seven stocks are starting to look a lot less magnificent as a group.Instead, investors are drawing clearer lines between the winners and the laggards, and the gap is widening.The Magnificent Seven Bloc Is SplinteringTesla, meanwhile, has been dragged lower by a very different set of concerns, with weak vehicle deliveries and softer demand in the EV market once again pushing growth worries to the surface.Elsewhere, Apple, Amazon and Meta have also lost ground, but for more mixed ...
美股半导体、科技巨头深夜重挫,中概股跳水,美光科技跌超5%,市场押注美联储今年加息
21世纪经济报道· 2026-03-19 14:34
记者 | 金珊 吴斌 编辑 | 江佩霞 | 美光科技(MICRON T | 438.020 | -5.14% | | --- | --- | --- | | us MU | | | | 特斯拉(TESLA) | 382.679 | -2.57% | | US TSLA | | | | 台积电 | 331.820 | -2.28% | | US TSM | | | | 英伟达(NVIDIA) | 177.225 | -1.76% | | US NVDA | | | | 超威半导体(AMD) | 195.960 | -1.75% | | US AMD | | | | 谷歌(ALPHABET)-C | 303.360 | -0.96% | | US GOOG | | | | 亚马逊(AMAZON) | 208.370 | -0.71% | | US AMZN | | | | 脸书(META PLATFOR | 612.220 | -0.56% | | US META | | | | 微软(MICROSOFT) | 390.450 | -0.34% | | US MSFT | | | 3月19日, 美股三大指数集体低 ...
Google expands utility deals to curb data‑center power use during peak demand
Reuters· 2026-03-19 13:46
Google expands utility deals to curb datacenter power use during peak demand | Reuters Skip to main content Exclusive news, data and analytics for financial market professionalsLearn more aboutRefinitiv The Google logo is seen on the Google house at CES 2024, an annual consumer electronics trade show, in Las Vegas, Nevada, U.S. January 10, 2024. REUTERS/Steve Marcus/File Photo Purchase Licensing Rights, opens new tab Companies Google Inc Follow Alphabet Inc Power demand typically spikes on very hot or cold ...
美股科技股,全线下跌
第一财经· 2026-03-19 13:43
3月19日,美股三大指数集体低开,截至发稿,纳指跌1.14%,道指跌0.64%,标普500指数跌0.8%。 | 名称 | 涨跌幅 - | 现价 | 涨跌 | | --- | --- | --- | --- | | 特斯拉(TESLA) | -2.63% | 382.450 | -10.330 | | 英伟达(NVIDIA) | -1.95% | 176.890 | -3.510 | | 亚马逊(AMAZON) | -1.43% | 206.870 | -3.000 | | 谷歌(ALPHABET)-C | -1.43% | 301.930 | -4.370 | | 脸书(META PLATFORI | -0.87% | 610.340 | -5.340 | | 微软(MICROSOFT) | -0.78% | 388.730 | -3.060 | | 苹果(APPLE) | -0.75% | 248.070 | -1.870 | 编辑 | 钉钉 | 名称 | 现价 | 涨跌 | 涨跌幅 | | --- | --- | --- | --- | | 道琼斯工业平均 | 45930.69 | -294.46 | - ...
谷歌、南网等发力!算电协同引爆储能
行家说储能· 2026-03-19 10:54
Core Viewpoint - The article discusses the rapid growth of energy storage driven by the "computing power and electricity synergy" (算电协同) trend, highlighting its significance in global technology and industry competition, particularly in the context of data centers and third-generation semiconductors [2][4]. Group 1: Market Dynamics - The Chinese government has included "computing power and electricity synergy" in its work report, mandating that new intelligent computing centers (AIDC) have a storage capacity ratio of 15%-20% and a green electricity consumption ratio of at least 80% by 2026, with an expected market size of 180 billion yuan [4]. - The global energy storage installation is projected to grow by 60% by 2026, driven by the computing power and electricity synergy, with significant advancements in energy storage projects around data centers in the United States [4]. Group 2: Corporate Strategies - Google has announced a 2.7GW energy plan for its data centers, including 1.6GW of solar energy and 400MW of 4-hour storage, as part of its "self-sufficient energy" model [9]. - Siemens is expanding its AIDC ecosystem by integrating Fluence's battery storage solutions, which will help manage power loads and provide backup power for data centers [10]. - LG Group has launched the "One LG" AIDC strategy, focusing on energy solutions and establishing a lithium iron phosphate battery factory in the U.S. to meet growing AI demand [11][13]. - South Network Technology is developing new storage systems for data centers, aiming to provide stable power support and collaborate with national innovation centers to create advanced power supply architectures [14]. Group 3: Industry Competition - The competition among major tech companies like Google, Siemens, LG, and South Network Technology indicates a shift in the role of energy storage from merely backup power to a critical support for the implementation of computing power and electricity synergy [16]. - The article raises questions about how energy storage will evolve alongside power electronic devices in AIDC and who will define the next generation of energy infrastructure [16].
3 Artificial Intelligence (AI) Stocks You Could Hold Forever
The Motley Fool· 2026-03-19 07:30
Core Insights - The rapid advancement of artificial intelligence (AI) is expected to significantly transform the world over the next decade, with certain companies already establishing strong positions in the AI sector [1][2]. Group 1: AI Hardware Leaders - Nvidia has become the leading AI chip company, holding a remarkable 97% market share in the data center GPU accelerator market, driven by its GPU chips that are ideal for training AI models and its CUDA programming platform [4][6]. - Nvidia's gross margin stands at 71.07%, with a current market cap of $4.4 trillion, and it has begun full production of its Vera Rubin chip platform, which excels at inference, indicating further growth potential [6][7]. - The company is expected to expand its opportunities from data centers to localized applications, such as humanoid robotics and autonomous vehicles, over the next 10 to 25 years [7]. Group 2: AI Beneficiaries in Social Media - Meta Platforms is aggressively investing in AI, which is transforming its social media applications and digital advertising business, enhancing ad creation and results, thus providing greater pricing power [8][10]. - Meta's current market cap is $1.6 trillion, with a gross margin of 82.00%, and the company is leveraging AI to automate content creation and engagement [10][11]. Group 3: AI Infrastructure and Diversification - Alphabet has evolved beyond a search engine into a multitrillion-dollar tech giant with a diverse portfolio, leveraging AI to enhance Google Search and accelerate Google Cloud's growth [12][14]. - The company has a market cap of $3.7 trillion and is involved in AI chip development, selling its chips to other companies, and leading in emerging AI markets like autonomous vehicles through its Waymo subsidiary [14][15].
“反英伟达联盟”变强,4.4万亿美元帝国遭遇“四面围猎”
3 6 Ke· 2026-03-19 07:06
苏姿丰、陈立武等人组成的"复联",图片由AI生成。 3月16日,美国加州圣何塞的冰球场又将座无虚席。英伟达CEO黄仁勋将穿着他那标志性的皮夹克走上舞台,开启一年一度的GTC大会。 但今年,气氛有些微妙。 过去十年,英伟达可以称为AI芯片市场唯一的"王"。 《华尔街日报》统计的数据显示,从2025年2月到10月,英伟达卖出了1478亿美元的芯片和相关硬件,比上年同期的910亿美元增长了62%。去年7月,英 伟达成为全球首家市值突破4万亿美元的公司,后来一度摸到5万亿的门槛儿。 但这个芯片帝国正被一群对手围猎。这场围列的参与者可以大致分成三股势力: 第一是博通领衔的定制芯片(ASIC)阵营,可以说是几乎所有大客户"叛逃"的技术后台。谷歌的TPU、Meta的MTIA、OpenAI即将推出的自研芯片Titan, 背后都有博通的身影。 博通上季度AI收入84亿美元,同比暴增106%。根据Counterpoint Research预计,博通明年将控制定制AI芯片市场60%的份额。当英伟达的大客户们纷纷转 向定制芯片,博通就成了这场围猎中最关键的"军火商"。 第二股是超大规模云服务商的自研芯片浪潮。谷歌的第七代TPU Ir ...
Forget the War Headlines: This Is the Real Reason Tech Stocks Are Struggling
The Motley Fool· 2026-03-19 05:19
Core Viewpoint - The recent volatility in tech stocks is primarily driven by massive capital expenditures in AI infrastructure rather than geopolitical tensions like the Iran war [1][2][8] Group 1: Market Performance - The tech-heavy Nasdaq-100 index has declined over 3% year-to-date as of March 13 [2] - Investors are increasingly concerned about the returns on significant capital expenditures in AI infrastructure [5] Group 2: Capital Expenditures - Major tech companies, including Alphabet, Amazon, Meta Platforms, and Microsoft, are leading in capital expenditures, with a combined spending of $410.2 billion projected for 2025 [4] - These companies are expected to increase their spending even further in 2026 [4] Group 3: Financial Health of Companies - Alphabet reported a net income of $132.2 billion over the trailing 12 months and had $126.8 million in cash and cash equivalents at the end of 2025, indicating strong financial health [6] - Amazon, Meta, and Microsoft are also in robust financial positions, allowing them to sustain high levels of capital expenditure [6] Group 4: Market Sentiment - The market was previously bullish on AI technology, but concerns about the sustainability of returns from heavy spending have emerged [5] - Despite the current pullback, the situation is viewed as a potential buying opportunity for investors who remain optimistic about AI and the tech sector [8]
未知机构:3月19日股市早报一重要财经信息①3月18日全市场有7-20260319





未知机构· 2026-03-19 02:40
3月19日股市早报 一、重要财经信息 ①3月18日全市场有7只主动权益基金成立(以普通股票基金和偏股混合基金为统计口径),其中有5只募集规模超10 亿元。 2026年以来募集规模在10亿元以上的主动权益基金,已接近40只。 3月19日股市早报 一、重要财经信息 ①3月18日全市场有7只主动权益基金成立(以普通股票基金和偏股混合基金为统计口径),其中有5只募集规模超10 亿元。 2026年以来募集规模在10亿元以上的主动权益基金,已接近40只。 ②伊朗南帕尔斯石油化工设施遭美国和以色列袭击。 伊朗报复打击利雅得炼油厂美方专属区域,卡塔尔拉斯拉凡工业城遭袭击。 ③中东战火点燃化工涨价链。 ②伊朗南帕尔斯石油化工设施遭美国和以色列袭击。 伊朗报复打击利雅得炼油厂美方专属区域,卡塔尔拉斯拉凡工业城遭袭击。 < 巴斯夫周三宣布,欧洲多类化工品最高涨价30%,化工巨头本月初已经对塑料添加剂提价。 ④美股三大指数集体收跌,道指跌1.64%,纳指跌1.46%,标普500指数跌1.36%。 ⑤国际油价上涨,WTI原油期货收于每桶96.32美元,涨幅为0.11%;布伦特原油期货收于每桶107.38美元,涨幅为 3.83%。 ⑥国 ...
GTC 巅峰对话 Jeff Dean x Bill Dally:预训练范式已死、延迟瓶颈不在计算、谈透 AI 五年未来 | GTC 2026
AI科技大本营· 2026-03-19 02:08
Core Insights - The dialogue between NVIDIA's Bill Dally and Google's Jeff Dean at GTC 2026 highlighted significant advancements in AI and machine learning, particularly in model capabilities and agent-based workflows [2][4][5]. Group 1: Model Advancements - The past year has seen rapid improvements in model capabilities, particularly in areas requiring verifiable rewards, such as mathematics and programming [7][8]. - Models like Gemini have achieved remarkable success in complex tasks, winning gold medals in competitions like IMO and ICPC, showcasing their enhanced abilities [8][9]. - There is a notable shift towards agent-based workflows that can autonomously handle longer tasks without constant human supervision, indicating a significant evolution in AI capabilities [9][11]. Group 2: Inference and Latency - A critical focus is on achieving ultra-low-latency inference to enhance the efficiency of autonomous systems, as inference latency directly impacts problem-solving efficiency [12][14]. - Dally emphasized the need to redesign architectures to minimize communication delays, which are a major source of latency in large language models (LLMs) [18][19]. - Innovations in on-chip communication and physical interfaces are being pursued to reduce latency from hundreds of nanoseconds to approximately 30 nanoseconds [20][21]. Group 3: Future of AI and Hardware - The discussion touched on the potential for AI to autonomously design future models, with Dean noting that while the complete closed-loop system is not yet realized, early forms are emerging [27][29]. - The hardware landscape is expected to evolve, with a clear distinction between training and inference hardware, as inference becomes increasingly critical in data centers [78][80]. - Dally highlighted the importance of future-proofing hardware to adapt to rapidly changing model requirements, emphasizing the need for efficient resource allocation [43][46]. Group 4: Data Utilization and Scaling - There is a belief that there is still a vast amount of untapped data available for training models, particularly in video and real-world scenarios [57][58]. - The conversation also explored the challenges of scaling models when data availability becomes constrained, with Dean suggesting that synthetic data generation could fill this gap [60][61]. - Techniques like data augmentation and regularization are seen as valuable methods to enhance model training without overfitting [67]. Group 5: AI in Chip Design - AI is increasingly being integrated into the chip design process, with systems like NVCell significantly reducing the time and effort required for tasks that previously took months [104][106]. - The use of AI in design verification and bug reporting is also improving productivity, allowing junior designers to access information without constantly consulting senior staff [112][116]. - The potential for AI to automate various stages of chip design is recognized, with aspirations for a future where design can be initiated with simple commands [122]. Group 6: Societal Impact of AI - The dialogue concluded with reflections on the positive societal impacts of AI, particularly in education and healthcare, where personalized learning and health coaching could revolutionize these fields [160][161]. - Both Dally and Dean expressed excitement about the potential for AI to provide personalized tutoring and health advice, enhancing individual learning and health outcomes [162][178].