比桌面版更先进！AMD锐龙AI MAX 300用上新CCD互联方案：改善延迟老毛病

快科技01-16

快科技1月16日消息，在CES 2025上，AMD发布了代号为"Strix Halo"的锐龙AI MAX 300系列高性能移动处理器，有着最高16核、32线程的CPU，以及40单元的巨型GPU。除了这些亮眼的参数外，AMD在这款处理器上还采用了全新的CCD互联方案，有效改善了以往的传输延迟问题。长期以来，AMD在跨CCD运算上的延迟问题一直被诟病，以往包括最新锐龙9000桌面系列在内的CCD连接...

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AMD Ryzen AI MAX 300 uses new CCD interconnection solution: improving old delay problems","themeId":null,"isJumpTheme":false,"ttsUrl":null,"symbols_score_info":{"AMD":1,"CCD":1,"GFS":1,"GPRO":1,"MAX":1},"content_text":"快科技1月16日消息，在CES 2025上，AMD发布了代号为\"Strix Halo\"的锐龙AI MAX 300系列高性能移动处理器，有着最高16核、32线程的CPU，以及40单元的巨型GPU。除了这些亮眼的参数外，AMD在这款处理器上还采用了全新的CCD互联方案，有效改善了以往的传输延迟问题。长期以来，AMD在跨CCD运算上的延迟问题一直被诟病，以往包括最新锐龙9000桌面系列在内的CCD连接方案，均采用SERDES（串行器/解码器）方案，虽然能够允许更长的传输路径，但缺点是加重了延迟。而在锐龙AI MAX 300上，AMD将连接方式改为\"线路海\"（Sea of wire）策略，使用大量电路直接连接每颗小芯片，取代原有的SERDES设计。这种新方案的线路支持每个时钟周期32 bytes的数据吞吐量，且因为省去了额外转换的步骤，使得CCD之间传输更具效率，延迟也随之降低。不过新的互联方案也存在一些缺点，最主要的就是制造成本更高，甚至比锐龙9950X3D的连接方案还要贵。同时由于需要更高密度的主板引脚，导致PCB板在设计上变得更加复杂，不过由于锐龙AI MAX 300是移动版产品，处理器都是预先嵌入后再卖给消费者，所以这个缺点并不会造成太大影响。此外，弃用SERDES会让传输线路缩短，使得锐龙 AI MAX 300处理器系列的小芯片需要全部紧靠在一起，这对发热多少会带来一些影响，可能也是为什么该方案会优先用在具有功耗限制的移动平台上。而AMD曾承诺AM5接口至少支持到2025年，这意味着下一代处理器将是设计大改的新契机，有望用上这一全新互联方案。","kind":"news","is_publish_news":true,"is_publish_highlight":false,"is_publish_live":false,"is_publish_wemedia":null,"editions":null,"column":"","sentiment":"1","news_tag":"productRelease","news_rank":0,"symbols":[],"gpt_button":0,"code":"91000000","status":"200"},"commentList":[],"isCommentEnd":true,"newsSizeData":{"likeSize":0,"commentSize":0,"repostSize":0,"favoriteSize":0,"likeStatus":false,"favoriteStatus":false},"APP":{"userAgent":"Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)","isDev":false,"isTTM":false,"deviceId":"web-server-community-laohu8-v3","version":"4.33.1","shortVersion":"4.33.1","platform":"web","vendor":"web","appName":"laohu8","isIOS":false,"isAndroid":false,"isTiger":false,"isTHS":false,"isWeiXin":false,"isWeiXinMini":false,"isWeiBo":false,"isQQ":false,"isBaiduSwan":false,"isBaiduBox":false,"isDingTalk":false,"isToutiao":false,"isOnePlus":false,"isHuaWei":false,"isXiaomi":false,"isXiaomiWebView":false,"isOppo":false,"isVivo":false,"isSamsung":false,"isMobile":false},"href":"/m/news/2503793636"}