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Memory Capacity Versus Bandwidth — Clarity Today

Topic

Memory Capacity Versus Bandwidth

The trade-off between large LPDDR-class capacity and the higher bandwidth of HBM-backed parts for model serving.

Current clusters

build1 distinct publisher

Intel's Crescent Island bets 480GB of LPDDR5X and 350W beats paying for a liquid retrofit

Intel's Hot Chips disclosure details 32 Xe Cores, 32MB of L2 and 16-deep matrix engines. The figure it does not include is the one that decides whether the capacity is servable.

Publishers:tomshardware.com

Reality

Evidence58
Adoption: Insufficient
Hype gap+30
Incentives68

Confidence52