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AI算力硬件的“材料革命”已全面爆发

AI算力硬件的“材料革命”已全面爆发

目前微信公众号平台改变了推送机制,凡是点“赞”、点“在看”、添加过“星标”的同学,都会优先接收到我的文章推送,所以大家读完文章后,麻烦顺手点一下“在看”和“赞”。

最近让市场一激灵的,不是英伟达又发了什么新卡,而是一份对下一代 Vera Rubin(VR200 NVL72)机架的物料清单(BOM)拆解视角——而且是用“拆到螺丝与电容”的方式做的。结论很直白:一台机架的采购口径价格从不到400万美元,跳到约780万美元量级,几乎翻倍;更关键的是,涨价的不是一个零件,而是整张网

1)GPU仍是老大,但它第一次被“旁边的人”抢了戏

过去我们习惯的剧本是:AI景气→GPU紧俏→英伟达吃肉。但在这份拆解里,GPU的绝对单价仍在抬升,可它在整机架BOM里的相对占比反而被压下去了——因为内存/互连/供电/板级复杂度这些“配套”在以更夸张的速度膨胀。换句话说:AI算力不再是“一颗芯片的艺术”,而是“系统工程的通胀”。谁掌握了系统里那些难以替代的高密度互连、稳定供能、信号完整性、热管理,谁就更像在收“过路费”。

2)内存从配角变主角:这不是涨价,是“用量×规格×结构”三重抬TAM

最刺眼的数字是内存相关成本的大幅上扬(媒体转述的拆解里提到内存内容涨幅可达数百个百分点量级,占比被抬到约四分之一甚至更高)——背后并不是单纯DRAM涨价,而是LPDDR5X/NAND/HBM等组合用量、通道与模组形态一起升级,导致“单机内存账单”直接换档。

对投资逻辑的启示也很硬核:

  • 存储不再只是周期品,而越来越像“算力基础设施的基建材料”;

  • 真正吃到的,不止原厂,还有内存相关的封装/模组/材料与测试生态(你懂的,这里不点名)。

3)PCB:最容易被低估的“隐形通胀发动机”

很多人听到PCB,脑子里还是“板子嘛,能值几个钱”。但Rubin这类机架会告诉你:当算力密度、互连带宽、供电电流一起往上飙,PCB从‘载体’变成了‘瓶颈’

拆解口径下,PCB内容从GB300时代的“几万美元级”抬到“十万美金级”(转述数字约3.5万→约11.7万,幅度两百个百分点以上),驱动并不是玄学,而是三件事同时发生:

  • 层数更狠:比如计算板从22层HDI提到26层,交换机托盘更高;还多出更厚的中板/背板类结构

  • 材料更贵:覆铜板/介质损耗、热与尺寸稳定性要求更严(转述里提到等级抬档);

  • 功能模块更密:新模块加入意味着更多走线、更多高频/高速链路、更多去耦与电源分配面积。

落到产业链上,真正的α不在“PCB厂接单”这么粗糙,而在更上游的高端覆铜板/特种树脂体系、极低损耗电子布、极薄均匀铜箔,以及能把良率守住的那批制程能力。

4)MLCC、ABF载板:小零件,大杠杆

高端AI机架里,MLCC不止是“多贴几颗”的事,而是更多模块×更高电流×更严苛噪声容限共同推着用量与规格往上走;ABF载板同理——芯片数量/互连密度一上去,载板面积、层数、翘曲与良率控制就成了隐形天花板。

这类环节的特点就一句:看着不起眼,但一旦紧缺,弹性不在需求曲线,而在“你能不能稳定交付符合可靠性等级的货”

5)供电与热:从“配套”升级成“核心技术栈”

机架功耗抬到200kW上下这种量级,供电就不再是“找个大功率电源”那么简单:PSU功率等级、柜内配电、可能的HVDC/更高电压架构、以及更激进的全液冷/冷板方案,都会让电源链与热管理链的价值量跟身份一起升级

这里真正的投资审美应该是:盯住那些从“做零件”往“做系统方案/标准件平台”走的玩家群——因为只有平台化,才能把一次性的机架升级变成多年可复用的现金牛。

6)mSAP这类工艺话题:别只看名词,看“良率经济”

你也会看到市场开始聊mSAP(改良半加成法)之类:更细线宽/更小孔/更低损耗,确实更适配高速高密度。但它的产业含义不是“新名词炒一波”,而是两句话:

  • 设备与工艺窗口更窄:微孔精度、成像/对位、电镀均匀性、AOI检测,全都要跟上;

  • 耗材与刀具更苛刻:更小孔径、更高转速/更高耐磨要求,会把“能稳定供货”的门槛再抬高一圈。


所以,这轮该怎么“布局思路”,而不是追代码?

用一句话总结这份BOM式冲击:AI算力的边际利润池,正在从“芯片单价”向外溢出到“系统级材料+工艺+供配电热”

你要做的,不是赌哪一张订单落在谁头上,而是先把地图画清:

  1. 存储/内存生态:原厂周期 + 高阶模组/封装/测试材料体系;

  2. 高阶PCB与CCL材料体系:低损耗介质、高端电子玻璃布、特种铜箔/树脂;

  3. 被动与载板瓶颈:高端MLCC体系、ABF类载板与良率能力;

  4. 供电与热:大功率转换/配电架构、液冷部件与分配组件;

  5. 制造工艺侧:高精度钻孔/曝光/电镀/检测这条“工艺装备与耗材”的升级链条。

当一台机架的成本结构被重写,市场往往会先炒“听起来最像的那几个”,随后才把钱沉淀到真正能把良率、认证与产能绑在一起的环节。后者无聊,但通常更长寿。#MLCC#ABF载板#PCB#CCL#存储#铜箔#msap

免责声明不构成任何投资建议。市场有风险,投资需谨慎。
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  1. CONNECT:[ UseTime:0.000620s ] mysql:host=127.0.0.1;port=3306;dbname=wenku;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000779s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000287s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000233s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000472s ]
  6. SELECT * FROM `set` [ RunTime:0.000199s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000553s ]
  8. SELECT * FROM `article` WHERE `id` = 662002 LIMIT 1 [ RunTime:0.000471s ]
  9. UPDATE `article` SET `lasttime` = 1779606205 WHERE `id` = 662002 [ RunTime:0.000694s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000240s ]
  11. SELECT * FROM `article` WHERE `id` < 662002 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000421s ]
  12. SELECT * FROM `article` WHERE `id` > 662002 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.001302s ]
  13. SELECT * FROM `article` WHERE `id` < 662002 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.004170s ]
  14. SELECT * FROM `article` WHERE `id` < 662002 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.002287s ]
  15. SELECT * FROM `article` WHERE `id` < 662002 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000660s ]
0.098514s