Unverified60% confidenceFactExact time
DDR6预计最高带宽约为256GB/s（单通道），DDR5总线位宽仅为64位
2
Sources
60%
Confidence
Medium-term (~90 days)
Relevance
7/14/2026
First Seen
Valid until: 10/12/2026
Sources
Related Claims
UnverifiedDDR5-4800内存单通道带宽约38.4 GB/s，双通道约76.8 GB/s，双通道相较单通道理论内存带宽翻倍84% similarVerifiedDDR5内存的典型带宽为50到80GB/s83% similarUnverified单颗HBM3e堆叠最大容量目前约36GB，DDR5总线位宽仅为64位而HBM可达4096位82% similarUnverifiedNVIDIA H100搭载的HBM3提供约3.35TB/s内存带宽，而DDR6预计单通道最高带宽约256GB/s81% similarUnverifiedM4 Max芯片内存带宽高达546GB/s，是主流DDR5系统内存带宽的4倍以上80% similar
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