{
 "title": "Nvidia Rubin GPU Specs 2026: The UK Buyer's Roadmap Tracker",
 "url": "https://www.servnetuk.com/research/nvidia-gpu-roadmap-tracker-2026-2027",
 "publisher": "Servnet Research",
 "license": "CC BY 4.0 — free to reuse with attribution",
 "collected": "2026-07-24",
 "records": [
  {
   "metric": "Vera Rubin shipment window",
   "value": "H2 2026",
   "source": "Network World"
  },
  {
   "metric": "Blackwell Ultra NVL72 shipment window",
   "value": "H2 2025",
   "source": "Network World"
  },
  {
   "metric": "Rubin inference performance",
   "value": "up to 50 PFLOPS FP4",
   "source": "TechCrunch"
  },
  {
   "metric": "Rubin memory capacity",
   "value": "up to 288 GB HBM4",
   "source": "TechCrunch"
  },
  {
   "metric": "Rubin Ultra shipment window",
   "value": "H2 2027",
   "source": "The Next Platform"
  },
  {
   "metric": "Rubin Ultra inference performance",
   "value": "100 PFLOPS FP4",
   "source": "The Next Platform"
  },
  {
   "metric": "Rubin Ultra memory capacity",
   "value": "1 TB HBM4E",
   "source": "The Next Platform"
  },
  {
   "metric": "Blackwell Ultra memory capacity",
   "value": "up to 288 GB",
   "source": "Tom's Hardware"
  },
  {
   "metric": "Rubin power envelope",
   "value": "1,800-2,300 W per GPU",
   "source": "Tech-Insider"
  }
 ]
}