Sources: Nvidia is considering lower-memory versions of its Rubin Ultra GPU due to potential issues securing enough HBM, and has tested at least three versions
THE SO WHAT
HBM scarcity is now shaping GPU SKUs—if Rubin Ultra ships in lower-memory variants, model design and batch economics will be constrained by memory, not flops. Infra teams should plan for a heterogeneous fleet and design workloads that can degrade gracefully across multiple memory tiers.
READ THE SOURCE
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