SemiAnalysis
An independent semiconductor and data-center research firm whose cost models, teardowns, and GPU-cloud ratings are widely used as industry reference points.
Current numbers
~600 kWKyber NVL144 rack on 800 VDC (NVIDIA GTC 2025 roadmap figure); NVIDIA targets H2 2027, SemiAnalysis reports 2028
NEC 2029 (partial, forecast); UL certification pathway openNEC 2029 expected to add partial 800 VDC provisions (SemiAnalysis); UL opened an MV SST certification program in September 2026
annualCadence: Blackwell 2024, Blackwell Ultra 2025, Rubin 2026, Rubin Ultra (NVIDIA H2 2027, SemiAnalysis 2028), Feynman 2028