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TrendForce:DRAM供應緊張延續至 2027 年,英偉達評估下調 Rubin Ultra HBM 配置

2026-08-04 15:25:54

ChainCatcher 消息,据 TrendForce 最新研究,DRAM 供應緊張態勢預計將持續至2027 年,疊加 HBM4e 驗證時程的不確定性,正促使 AI 晶片廠商考慮下調下一代產品的 HBM 配置。自2026 年第三季度起,英偉達已開始評估 Rubin Ultra 的 HBM 方案,從原定的 12- Hi HBM4e 擴展至 8- Hi HBM4e12- Hi HBM48- Hi HBM4 等備選方案,最終規格尚未確定。此前,由於 LPDDR5X 供應瓶頸預計持續至2027年,英偉達已決定將下一代 Vera Rubin Superchip 模塊的 SOCAMM 容量減半

TrendForce 指出,Rubin Ultra 從12- Hi HBM4e 降級的主要原因包括:2027 年整體DRAM短缺將限制晶圓產能向 HBM 的分配,以及 12- Hi HBM4e 的量產時程與良率爬坡仍存不確定性。預計2027 年 HBM bit 出貨量同比增幅約 50-60%,仍將無法滿足需求增長。HBM供應商將在2027 年全年維持定價權,HBM價格預計將大幅上漲。最終配置將取決於內存供應商的晶圓分配決策。

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