Reports
AI-generated structured vendor updates
NVIDIA
Product Launch
High Signal
2026-04-27
NVIDIA Rubin Delayed, Blackwell to Account for 71% of High-End GPU Shipments in 2026
NVIDIA Rubin GPU production target lowered from 2M to 1.5M units due to HBM4 memory validation delays. TrendForce data shows Blackwell share rising from 61% to 71% in 2026, consolidating dominance. Micron exits Rubin HBM4 supply chain, SK hynix to hold 70% share. Analysts maintain overweight ratings, viewing impact as limited. Rubin delay may extend SK hynix's HBM3E market dominance.
Samsung Electronics
Other
1970-01-01
SK Hynix HBM4E Samples: 3nm Logic, 384GB/GPU, Igniting AI Memory Bandwidth Arms Race
SK Hynix has sampled its 12-layer HBM4E, featuring TSMC 3nm logic die and enhanced per-pin bandwidth, targeting Nvidia Rubin Ultra with 384GB per GPU. This marks the start of a sprint with Samsung in next-gen AI memory, where HBM BOM share has surged to 65-70%.