Nvidia's next-generation Rubin GPUs face delayed launches and reduced 2026 shipments (down to 22% of high-end mix from 29% forecast) due to HBM4 memory validation delays, ConnectX-9 NIC migration challenges, increased power consumption, and advanced liquid cooling requirements. Hopper GPU shipments are simultaneously constrained by US-China export delays, despite Trump administration approval of H200 sales in January.
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Nvidia's Rubin GPU is likely to be late thanks to memory shortage and technical challenges
HBM4 memory validation delays and ConnectX-9 migration challenges are pushing Nvidia's Rubin GPU launch back, cutting 2026 high-end shipments from 29% to 22% of projected mix.
Wednesday, April 8, 2026 12:00 PM UTC2 MIN READSOURCE: The RegisterBY sys://pipeline
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