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長鑫儲存 DDR5 良率突破 90%,PC 廠商態度分化:戴爾禁用、惠普限中國、華碩宏碁已採用

2026-08-11 15:49:54

ChainCatcher 消息,据快科技報導,長鑫存儲 17nm DDR5 晶片良率已突破 90%,與三星同代產品 92% 至 93% 的良率水平僅差約 2 個百分點,技術指標邁入全球第一梯隊。多家主要 PC 廠商已於年中前後完成長鑫 DRAM 晶片認證,並開始在部分筆記本電腦中小批量搭載。

不同品牌採用策略差異顯著:戴爾全面禁用長鑫晶片;惠普僅限中國大陸市場使用;宏碁與華碩則將其搭載於面向中國大陸及新興市場的機型。目前長鑫產品對三大內存巨頭的整體市場價格影響仍有限,主要原因在於三星、SK 海力士、美光當前更傾向於供應 LPDDR5,而長鑫現階段戰略重心在於擴大 DDR5 出貨量。PC 企業高管表示,三大廠商佔據全球超 90% DRAM 份額,大規模採用須高度謹慎。當前採用長鑫晶片的機型數量和用量均相當有限。

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