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Toms Hardware
Nvidia reportedly testing lower memory configs of Rubin Ultra as memory shortage bites back Published 10 August 26
Nvidia is reportedly adjusting its Rubin Ultra GPU designs to include lower memory configurations amidst persistent memory shortages. The new designs are said to feature options with as little as 192 GB of memory, along with a shift back to HBM4 technology. This strategic pivot indicates Nvidia's responsiveness to supply chain constraints and the ongoing demand for GPUs. The implications of these changes could affect performance metrics and pricing, as gamers and professionals await a clearer picture of what the final product will offer.
MonitorConfidence: MediumShort term horizonSupply chain risk: High
Published 10 Aug 2026, 17:45 UTC1 min read
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Summary
TL;DR
- Nvidia tests lower memory configurations for Rubin Ultra GPUs.
- New designs reportedly include as little as 192 GB of memory.
- Shift back to HBM4 technology is being considered.
- The move is a response to ongoing memory shortages.
- Potential impacts on performance and pricing for end-users.
Interesting facts
- The Rubin Ultra is positioned for high-performance markets, making memory configuration critical.
- HBM4 technology represents a backward step in memory type, raising questions about performance trade-offs.