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长鑫存储 DDR5 良率突破 90%,PC 厂商态度分化:戴尔禁用、惠普限中国、华硕宏碁已采用

2026-08-11 15:49:54

ChainCatcher 消息,据快科技报道,长鑫存储 17nm DDR5 芯片良率已突破 90%,与三星同代产品 92% 至 93% 的良率水平仅差约 2 个百分点,技术指标迈入全球第一梯队。多家主要 PC 厂商已于年中前后完成长鑫 DRAM 芯片认证,并开始在部分笔记本电脑中小批量搭载。

不同品牌采用策略差异显著:戴尔全面禁用长鑫芯片;惠普仅限中国大陆市场使用;宏碁与华硕则将其搭载于面向中国大陆及新兴市场的机型。目前长鑫产品对三大内存巨头的整体市场价格影响仍有限,主要原因在于三星、SK 海力士、美光当前更倾向于供应 LPDDR5,而长鑫现阶段战略重心在于扩大 DDR5 出货量。PC 企业高管表示,三大厂商占据全球超 90% DRAM 份额,大规模采用须高度谨慎。当前采用长鑫芯片的机型数量和用量均相当有限。

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