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TrendForce:DRAM供应紧张延续至 2027 年,英伟达评估下调 Rubin Ultra HBM 配置

2026-08-04 15:25:54

ChainCatcher 消息,据 TrendForce 最新研究,DRAM 供应紧张态势预计将持续至 2027 年,叠加 HBM4e 验证时程的不确定性,正促使 AI 芯片厂商考虑下调下一代产品的 HBM 配置。自 2026 年第三季度起,英伟达已开始评估 Rubin Ultra 的 HBM 方案,从原定的 12- Hi HBM4e 扩展至 8- Hi HBM4e 12- Hi HBM4 8- Hi HBM4 等备选方案,最终规格尚未确定。此前,由于 LPDDR5X 供应瓶颈预计持续至2027年,英伟达已决定将下一代 Vera Rubin Superchip 模块的 SOCAMM 容量减半

TrendForce 指出,Rubin Ultra 从12- Hi HBM4e 降级的主要原因包括: 2027 年整体DRAM短缺将限制晶圆产能向 HBM 的分配,以及 12- Hi HBM4e 的量产时程与良率爬坡仍存不确定性。预计 2027 年 HBM bit 出货量同比增幅约 50-60%,仍将无法满足需求增长。HBM供应商将在 2027 年全年维持定价权,HBM价格预计将大幅上涨。最终配置将取决于内存供应商的晶圆分配决策。

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