NVIDIALaunchDevelopersAugust 26, 2026

NVIDIA NVLink Fusion Expands With NVHBM Custom High-Bandwidth Memory

NVHBM moves the memory controller into the HBM base die, delivering up to 30% more memory bandwidth, 15% lower HBM power, and 25% more free XPU die area versus standard HBM4E. Amazon's Annapurna Labs will be first to work on it.

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