ClaimsJensen Huang

“EUROPE’S FASTEST GPUSUPERCOMPUTER Piz Daint”

Jensen Huang, NVIDIA CEO, keynote slides March 2013 GTC 2013 Jen-Hsun Huang Keynote (SlideShare)

Factual AI compute, hardware and data

Piz Daint is Europe's fastest GPU-based supercomputer.

Mostly true True in substance, wrong in a detail.

Factual: Statements about the present or the past, checked against the record: did they hold up?

Said for an organisation they lead or work for; it counts on both records.

What would count as true or false

Judge as of March 2013, using the TOP500 list in force at the time (November 2012) and the state of Piz Daint at that date. True: at that time Piz Daint was an operating GPU-accelerated system that ranked as the fastest GPU-based supercomputer in Europe by TOP500 Linpack performance. Mostly true: Piz Daint had been announced or contracted as a GPU-accelerated system but was not yet GPU-equipped or listed, and it did become Europe's fastest GPU supercomputer when it entered service in 2013; the slide thus described a system that was committed but not yet finished. Mixed: it was Europe's fastest GPU system only by a non-TOP500 or narrower measure. Mostly false: Piz Daint was GPU-based but another European GPU system ranked higher at the time, or it was not then a GPU system and did not become Europe's fastest GPU system in 2013. False: Piz Daint was not a GPU-based system in that period and never held the title.

Set before the research began.

Evidence (11)

  1. E1 Swiss 'GPU Supercomputer' Will Be Fastest in Europe HPCwire · 19 March 2013

    “revealed that the Swiss National Supercomputing Center (CSCS) is building Europe’s fastest GPU-accelerated supercomputer, an extension of a Cray system that was announced last year.”
  2. E2 TOP500 List - November 2012 TOP500 · November 2012

    “| 26 | Lomonosov - T-Platforms T-Blade2/1.1, Xeon X5570/X5670/E5630 2.93/2.53 GHz, Nvidia 2070 GPU, PowerXCell 8i Infiniband QDR,”
  3. E3 With "Piz Daint" CSCS enters the path towards petaflop computing CSCS (Swiss National Supercomputing Centre) · 20 March 2013

    “The upgraded system is expected to be put into production in 2014.”
  4. E4 Una nuova promettente architettura ibrida al CSCS (press release, Italian) CSCS (Swiss National Supercomputing Centre) · 11 September 2013

    “L’estensione di «Piz Daint» sarà completata entro la fine di quest’anno”
  5. E5 TOP500 List - November 2012 TOP500 · November 2012

    “| 26 | Lomonosov - T-Platforms T-Blade2/1.1, Xeon X5570/X5670/E5630 2.93/2.53 GHz, Nvidia 2070 GPU, PowerXCell 8i Infiniband QDR, T-Platforms Moscow State University - Research Computing Center Russia | 78,660 | 901.90 | 1,700.21 | 2,800 |”
  6. E6 TOP500 List - November 2012 TOP500 · November 2012

    “| 91 | Todi - Cray XK7 , Opteron 6272 16C 2.100GHz, Cray Gemini interconnect, NVIDIA Tesla K20 Kepler, Cray/HPE Swiss National Supercomputing Centre (CSCS) Switzerland | 8,160 | 273.70 | 392.88 | 129 |”
  7. E7 TOP500 List - November 2012 TOP500 · November 2012

    “| 80 | Monte Rosa - Cray XE6, Opteron 6272 16C 2.10 GHz, Cray Gemini interconnect, Cray/HPE Swiss National Supercomputing Centre (CSCS) Switzerland | 47,840 | 316.20 | 401.86 | 780 |”
  8. E8 Swiss supercomputer shoots for better weather predictions with help of Nvidia GPUs PCWorld · 20 March 2013

    “When the upgrade and expansion is completed, Piz Daint will be the first petascale supercomputer in Switzerland and the fasted hybrid GPU accelerated supercomputer in Europe, said Schoenemeyer.”
  9. E9 November 2013 TOP500

    “The new entry in the TOP10 is at No. 6 –Piz Daint, a Cray XC30 system installed at the Swiss National Supercomputing Centre (CSCS) in Lugano, Switzerland and now the most powerful system in Europe.”
  10. E10 New Hybrid Computer Architecture at CSCS Delivers Promising Results CSCS (Swiss National Supercomputing Centre) · 11 September 2013

    “The supercomputer “Piz Daint”, which has been in operation at CSCS since April, is presently being extended with graphic processing units (GPUs).”
  11. E11 Gtc2013 recap SlideShare (uploader not confirmed; content reads as an NVIDIA GTC 2013 recap) · 1 July 2013 Own record

    “At GTC, the Swiss National Supercomputing Center announced it will deploy NVIDIA GPUs to build Europe’s fastest GPU supercomputer.”

Reasoning

In March 2013, Piz Daint was still being built as a GPU-accelerated system (E1). It had been in operation only since April 2013 and was still being extended with GPUs in September 2013 (E10), so it was not on the November 2012 TOP500 list in force. CSCS said the GPU extension would be completed by the end of 2013 (E4), and in the November 2013 TOP500 Piz Daint ranked No. 6 and was the most powerful system in Europe (E9). The slide therefore described a committed but not yet finished system that became Europe's fastest in 2013, though the E9 quote does not itself state that the listed system had GPUs.

Cite this claim

Jensen Huang, “Piz Daint is Europe's fastest GPU-based supercomputer.” (said March 2013). Verdict: mostly true. Reliability API, claim c_e79dd6a16c2b, method 0.1.0+03d23c0e, dataset release v1.1.2. https://epistacklabs.com/claims/c_e79dd6a16c2b

This claim is in dataset release v1.1.2, with the same verdict.

Reply to this claim

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More factual claims by Jensen Huang

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  3. Mostly true Factual 1 June 2026
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    Vera is the first CPU to support PCI Express Gen 6.

  4. Mixed Factual 17 March 2026
    “We have demonstrated that NVFP4 can achieve inference without loss of precision, while delivering significant performance and energy efficiency improvements, and it is equally suitable for training.”

    NVIDIA has demonstrated that NVFP4 can achieve inference without loss of precision, with significant performance and energy-efficiency gains, and is equally suitable for training.

  5. Mixed Factual 17 March 2026
    “Over the past two years, the computational demands for inference have increased approximately 10,000 times, while usage has increased approximately 100 times.”

    Over the past two years, computational demand for inference rose about 10,000 times while usage rose about 100 times.

All of them

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