美股詳情

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蘋果概念

2,300.10

-48.5881-2.07%

漲家數：7

跌家數：20

平家數：- -

市盈率：- -

高：2,348.28

開：2,348.28

低：2,261.34

收：2,348.69

資料載入中...

捷普科技盤中異動大幅跳水5.01%報128.28美元

全球第一套！芝奇發佈DDR5-6000 256GB超大容量內存

德州儀器盤中異動股價大跌3.00%

美國超微公司盤中異動股價大跌3.01%

Nn, Inc.盤中異動股價大跌5.01%報1.61美元

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Ofweek光电信息网

國產手機芯片大黑馬：從低檔、海外突圍，終拿下全球15%份額

Ofweek光电信息网

全球市場-特朗普抨擊美聯儲，市場震盪，股市和美元下滑

分析師：美國禁售AI芯片適得其反給中國送上巨大勝利

快科技官方

英特爾Arrow Lake-S Refresh或改寫產品發佈節奏

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Intel 18A更多細節曝光

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美媒焦慮：哪怕只為跟上中國，美政府都不能這麼幹啊

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特朗普上周对美联储和鲍威尔的攻击加剧了人们对美国资产信心的下降。","market":"us","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":null,"property":[],"language":"zh","translate_title":"","themeId":null,"theme_name":"","theme_type":"","isJumpTheme":false,"source_url":"https://api.refinitiv.com/data/news/v1/stories/urn:newsml:reuters.com:20250421:nL4S3QZ0C2:1","is_publish_highlight":false,"source_rank":0,"column":"","sentiment":"-1","news_top_title":null,"news_tag":"","news_rank":0,"length":0,"strategy_id":0,"source":null,"symbols":["LU0708994859.HKD","BK4534","LU0211328371.USD","LU2471134796.USD","LU2430703251.USD","LU0077335932.USD","LU0061475181.USD","BK4515","BK4514","LU2023250330.USD","LU1116320901.HKD","SGXZ99366536.SGD","BK4592","LU1861215975.USD","LU0719512351.SGD","TSYW.SI","LU0820562030.AUD","LU0345770308.USD","LU0980610538.SGD","LU1267930573.SGD","LU0130102774.USD","LU2168564222.USD","BK4529","LU2087621335.USD","LU2360032135.SGD","LU1366333091.USD","LU2097829019.USD","IE0034235303.USD","LU1261432733.SGD","IE00BJTD4N35.SGD","LU2236285917.USD","BK4512","BK4566","LU0823434740.USD","SG9999017495.SGD","LU2756315664.SGD","LU0211327993.USD","LU0648001328.SGD","BK4554","LU1145028129.USD","LU1571399168.USD","LU2362540622.SGD","SG9999018857.SGD","GB00B4QBRK32.GBP","LU1914381329.SGD","BK4604","BK4527"],"gpt_icon":1},{"id":"2529184223","title":"分析師：美國禁售AI芯片適得其反 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Gold联合公司的首席分析师Jack Gold就直言：“实际上，美国正在给中国送上一个巨大的胜利，因为中国正在全力推动自己的芯片发展。”近期，美国突然再次收紧AI芯片的对华出口管制，NVIDIA H20、AMD MI308这种专门根据美国政策设计的特供版本，也被要求拿到新的许可才能出口中国，而且该政策无限期有效。对于华为等一众国产芯片厂商来说，这无疑是美国送上的一份大礼，迫使中国企业不得不向他们采购，帮助他们发展。","market":"hk","thumbnail":"https://k.sinaimg.cn/n/spider20250421/200/w600h400/20250421/604d-46a9fa44c8d9d806162afa433a4d405d.jpg/w120h90l50t1d0e.jpg","type":0,"news_type":0,"thumbnails":["https://k.sinaimg.cn/n/spider20250421/200/w600h400/20250421/604d-46a9fa44c8d9d806162afa433a4d405d.jpg/w120h90l50t1d0e.jpg"],"rights":{"source":"sina_tech","url":"https://tech.sina.cn/mobile/xp/2025-04-21/detail-inetwvhe2103409.d.html?vt=4","rn_cache_url":null,"customStyle":"body{padding-top:10px;}.art_tit_h1{#titleStyle#}a{#lv2TextColor#}.art_time, .art_cite{#sourceStyle#;} .art_cite{margin-left: 3px;}.weibo_user{#sourceStyle#; margin-bottom: 0; display: inline-block;}.weibo_time{#sourceStyle#};","selectors":".module-article, article","filters":"header, .voice2, .tags, #norm_qrcode_link_auto, 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10:48","pubTimestamp":1745203710,"startTime":"0","endTime":"0","summary":"而若AI演进受阻、影响对 AI芯片 的需求，导致台积电AI芯片业务不及我们预期，可能影响到公司业绩和股价的风险。台积电目前正在积极进行2nm先进制程和特色工艺平台的技术研发工作，作为巩固行业地位、促进未来业绩增长的主要发展路径，若台积电技术研发进展不及预期，有可能影响台积电市场地位、创收和盈利能力。","market":"us","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":{"source":"tencent","url":"http://gu.qq.com/resources/shy/news/detail-v2/index.html#/?id=nesSN20250421112005a4606db8&s=b","rn_cache_url":null,"customStyle":"body{padding-top:10px;}#news_title{font-weight:bold;#titleStyle#;}#news_description span{font-size:12px;#descriptionStyle#;}.footer-note{#statement#}","selectors":".mod-LoadTzbdNews, body","filters":".relate-stock, .hot-list, .recom-box, 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18A更多細節曝光","url":"https://stock-news.laohu8.com/highlight/detail?id=2529115768","media":"芯智讯","labels":[],"top":-1,"itemType":null,"share":"https://ttm.financial/m/news/2529115768?lang=zh_tw&edition=fundamental","pubTime":"2025-04-21 09:45","pubTimestamp":1745199932,"startTime":"0","endTime":"0","summary":"4月21日消息，根据VLSI 2025最新曝光的资料中，英特尔披露了更多的关于其最新的 Intel 18A 制程的细节。与Intel 3 工艺节点相比，Intel 18A的每瓦性能提高 15%，芯片密度提高 30% 。除此之外，Intel 18A 实现了比 Intel 3 更好的面积利用率，这意味着该工艺可以实现更好的面积效率和更高密度设计的潜力。从目前披露的信息来看，如果良率没有问题的话，Intel 18A 工艺将会成为台积电2nm制程的有力竞争者。","market":"us","thumbnail":null,"type":0,"news_type":0,"thumbnails":[],"rights":{"source":"tencent","url":"http://gu.qq.com/resources/shy/news/detail-v2/index.html#/?id=nesSN20250421094650a6c1aeac&s=b","rn_cache_url":null,"customStyle":"body{padding-top:10px;}#news_title{font-weight:bold;#titleStyle#;}#news_description span{font-size:12px;#descriptionStyle#;}.footer-note{#statement#}","selectors":".mod-LoadTzbdNews, body","filters":".relate-stock, .hot-list, 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