NVIDIA Develops Custom “NVHBM” Memory For AI, Claiming 30% More Bandwidth and 15% Lower Power Than HBM4E
NVIDIA unveiled NVHBM, a custom memory solution for future GPUs, claiming 30% more bandwidth and 15% lower power than HBM4E. Developed with Amazon's Annapurna Labs, it aims to boost AI workload performance. NVHBM will be available from multiple memory providers and is expected in NVIDIA's Feynman GPUs by 2028.
How this was made

The 30-second read
Why it matters
The technology promises 30% higher bandwidth and 15% lower power versus HBM4E, which could enhance NVIDIA's product roadmap and market positioning.
Market read
First‑time disclosure of a new memory architecture that may influence AI hardware valuations.
What to watch
Potential supply chain constraints for HBM production could delay adoption.
Background
NVIDIA's NVHBM is a custom high‑bandwidth memory design co‑developed with Amazon's Annapurna Labs, targeting future AI GPUs.
Ticker impact
NVIDIA announced its custom NVHBM memory solution, a new product that could improve GPU performance and efficiency.
Potential modest upside in the near term as investors price in the competitive advantage.
No immediate revenue numbers, but the innovation could translate to higher demand for future GPUs.
Market effects
May spur competition in AI accelerator memory, affecting other GPU and memory vendors.
Primarily U.S. tech sector, with limited immediate global ripple.
Relevant to global AI hardware supply chain but impact confined to tech investors.
Counterpoint
The memory advantage may be marginal if competitors release similar solutions quickly.
Key entities
- CompanyNVIDIA
Developer of the NVHBM memory solution.
- CompanyAmazon Annapurna Labs
Partner in co‑designing the NVHBM controller.




