SK hynix Completes World-First HBM4 Development and Readies Mass Production
On 12 September 2025 SK hynix announced it had finished developing HBM4, the sixth generation of high-bandwidth memory, and prepared mass production, with double the bandwidth of the previous generation and more than 40% better power efficiency.
- SK hynix said on 12 September 2025 that it had completed development of HBM4, a next-generation memory for ultra-high-performance AI, and finished preparing mass production, which it described as a world first[1][5]
- HBM4 doubles bandwidth by using 2,048 I/O terminals, twice the previous generation, and improves power efficiency by more than 40%; the company expects up to 69% better AI service performance[1][5]
- It runs at more than 10Gbps, well above the 8Gbps operating speed set by the JEDEC standard[1][5]
- TrendForce, citing Newsis, reports the chip uses the proven Advanced MR-MUF packaging process with 10nm-class fifth-generation (1b) DRAM to reduce mass-production risk[5]
- In its 3Q25 results release SK hynix confirmed HBM4 had "completed development in September and entered mass production", with shipments to begin in the fourth quarter of 2025 and full-scale sales in 2026[3]
参考资料 5可信度 80%总体可信度: 80%该图钉的来源和参考资料对其日期的支持程度。包括来源在内的 5 份资料对图钉开始和结束时间支持程度的加权平均；资料每比最新的一份旧 180 天，权重减半显示所有可信度不低于 75% 的图钉
第一项始终是图钉的来源。总体可信度是各份资料对上方所用开始和结束时间支持程度的加权平均；资料每比最新的一份旧 180 天，权重减半。
- [1]90%news.skhynix.com/en/sk-hynix-completes-worlds-first-hbm4-development-and-readies-mass-productionnews.skhynix.com· 发布于 2026年10月4日· 开始 2025年9月12日 ✓· 占评分 37%
SK hynix's[3] newsroom release is datelined "Seoul, September 12, 2025" and TrendForce[5] reported it the same day (2025-09-12).
- [2]70%SK hynix Completes World's First HBM4 Development and Readies Mass Production - Funky Kitfunkykit.com· 添加于 2026年10月4日· 占评分 37%
- [3]88%SK hynix Announces 3Q25 Financial Resultsnews.skhynix.com· 发表于 2025年10月29日· 占评分 10%
Confirms HBM4 development completed in September and shipments from Q4 2025.[1]
- [4]75%SK hynix Maintains Memory Leadership with First HBM4 - EE Times via Design&Reusedesign-reuse.com· 发表于 2025年9月15日· 占评分 8%
Trade-press report dated 15 Sept 2025 that HBM4 is ready for mass production.[1]
- [5]80%SK hynix Finalizes World's First HBM4, Mass Production Ready - TrendForcetrendforce.com· 发表于 2025年9月12日· 占评分 8%
Same-day trade-press report with the 2,048 I/O, 10Gbps and 69% claims.[1]
建议更正
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