Nvidia custom 'NVHBM' promises 30% higher bandwidth, 15% lower power than commodity HBM4e — custom base die and PHY will be available to NVLink Fusion partners

Source: Tom's Hardware UK· Jeffrey Kampman· August 26, 2026
Nvidia custom 'NVHBM' promises 30% higher bandwidth, 15% lower power than commodity HBM4e — custom base die and PHY will be available to NVLink Fusion partners
SynaBot summary

Nvidia announced NVHBM, a custom memory solution offering 30% more bandwidth and 15% less power consumption compared to standard HBM4e. This technology will be accessible to partners in Nvidia's NVLink Fusion program, enabling enhanced chip designs.

Key takeaways

  • Nvidia's NVHBM boosts memory bandwidth significantly.
  • Lower power consumption is a key benefit for AI hardware.
  • NVLink Fusion partners gain access to this advanced memory.
  • Enables more efficient custom AI chip development.

Why it matters

This development means AI developers and businesses can expect more powerful and energy-efficient custom AI accelerators. Access to this advanced memory technology through NVLink Fusion could accelerate the creation of specialized AI hardware for demanding workloads.

This story was reported by Tom's Hardware UK. Read the full original article:
Read on Tom's Hardware UK

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