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  "path": "/pc-components/gpus/nvidia-demonstrates-rubin-ultra-tray-worlds-1st-ai-gpu-with-1tb-of-hbm4e",
  "publishedAt": "2026-03-17T10:20:00.000Z",
  "site": "https://www.tomshardware.com",
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  "textContent": "Nvidia shows off its next-generation Kyber rack-scale solution to be powered by Rubin Ultra GPUs with four compute chiplets and 1 TB of HBM4E memory per package.",
  "title": "Nvidia demonstrates Rubin Ultra tray, the world's first AI GPU with 1TB of HBM4E memory — new chips will slot into Kyber racks",
  "updatedAt": "2026-03-17T10:22:34.000Z"
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