GPU Day 2021

The Future of Computing, Graphics and Data Analysis

10-11 11 2021

About the GPU Day


The GPU Laboratory of the Wigner Research Centre for Physics is organizing the 11th anniversary GPU Day dedicated to the fields of massively parallel computing, visualization, and data analysis in scientific and industrial applications.

Sponsors of the GPU Day:

Lombiq Ltd.


TechnoLynx Ltd.
StreamHPC Ltd.

Useful pieces of information for sponsors.


  • Current status and near-future of parallel and high-performance hardware and software
  • Field Programmable Gate Arrays (FPGA)
  • Many-core computing in physics and other fields of science
  • Medical applications of parallel technologies
  • Graphics, rendering, and image synthesis
  • Machine Learning, Neural Networks, feature recognition
  • Image processing, computer vision, and reconstruction
  • Industrial applications
  • Quantum computing
  • Computing and visualization in education
  • Mobile and embedded computing
  • Emerging accelerator platforms
  • Development technologies (languages, compilers, tools)

GPU Day adopts the Berlin Code of Conduct.


Michele Grossi - CERN Quantum Technology Initiative unveils strategic roadmap shaping CERN’s role in next quantum revolution
Member of CERN openlab and the CERN Quantum Technology Initiative

Oskar Mencer - 20 Years of Static Dataflow
CEO of Maxeler Technologies


Péter Lévai
Director of Wigner Research Centre for Physics

Péter Domokos
Vice Director of Wigner Research Centre for Physics

Highlighted Talks:

Space-ready FPGA hardware acceleration for .NET software - Hastlayer
Zoltán Lehóczky, Ernő Dávid Lombiq Ltd.

Social biases in AI
Balázs Keszthelyi ThecnoLynx Ltd.

200+ GPUs in one HPC - available in months
Zoltán Kiss KIFÜ

Standards in HPC
Máté Nagy-Egri StreamHPC

The GUARDYAN code for high fidelity nuclear reactor calculations
Dávid Légrády Budapest University of Technology and Economics

Application of Machine Learning tools in heavy-ion collisions at the Large Hadron Collider
Mallick Neelkamal Indian Institute of Technology, Indore

AlphaFold2 transmembrane protein structure prediction shines
Tamás Hegedűs Semmelweis University

Our satellite workshop on Artificial Intelligence and Quantum Programing:


Contributions to the conference are welcome.

Abstracts must contain a title shorter than 100 characters, the name and affiliation of the presenter and coauthors, and a maximum of 4000 characters of body text. Images should be sent separately from the text as the abstract will be reprocessed for display on the website.

Talk submission deadline: 2021 October 31.

The call for abstracts is closed.

Registration is now closed.

Participation is free for students, members of academic institutions, research centres, and universities.

The registration fee is 100 or 150 EUR, and 35000 or 50000 HUF if the participant wants to attend only one or both events. Participants can be pay via bank transfer or with a card at the registration desk.

Account holder Wigner Research Centre for Physics
Tax number 15327064-2-43
Bank name
Magyar Államkincstár (Hungarian State Treasury)
Announcement {your name}, GPU Day 2021
Account number 10032000-01731134-00000000
IBAN HU15 1003 2000 0173 1134 0000 0000
SEPA transfer
non-SEPA transfer
Correspondent bank Magyar Nemzeti Bank (Hungarian National Bank)


Balázs KACSKOVICS (Wigner RCP)
Balázs SZIGETI (Wigner RCP)
Gergely Gábor BARNAFÖLDI (Wigner RCP)
Zoltán ZIMBORÁS (Wigner RCP)


First Day

  • 9:00 - 9:20
    Opening Talk and Welcome by the Director
  • 10:40 - 11:00
    Coffee Break
  • 12:30 - 14:00
    Lunch Break
  • 15:40 - 16:00
    Coffee Break

Second Day

  • 9:40 - 10:20
    20 Years of Static Dataflow
  • 10:40 - 11:00
    Coffee Break
  • 12:30 - 14:00
    Lunch Break
  • 14:00 - 18:00


Gergely Gábor Barnaföldi

Gergely Gábor BarnaföldiWigner Research Centre for Physics

Péter Lévai

Péter LévaiWigner Research Centre for Physics

Zoltán Lehóczky

Zoltán LehóczkyLombiq Ltd.

Máté Nagy-Egri

Máté Nagy-EgriStreamHPC Ltd.

Zoltán Kiss

Zoltán KissGovernmental Information-Technology Development Agency (KIFÜ)

Dávid Légrády

Dávid LégrádyBudapest University of Technology and Economics

Lilla Barancsuk

Lilla BarancsukBudapest University of Technology and Economics

István Papp

István PappWigner Research Centre for Physics

István Reguly

István RegulyPázmány Péter Catholic University

Lázsló Dobos

Lázsló DobosWigner Research Centre for Physics

Viska Wei

Viska WeiJohns Hopkins University

Dániel Nagy

Dániel NagyWigner Research Centre for Physics

Bálint Siklósi

Bálint SiklósiPázmány Péter Catholic University

Tamás Hegedűs

Tamás HegedűsSemmelweis University

Adam Kadlecsik

Adam KadlecsikEötvös Loránd University, Budapest

Károly Kubicskó

Károly KubicskóEötvös Loránd University, Budapest

Balázs Majoros

Balázs MajorosEötvös Loránd University, Budapest

Ákos Sudár

Ákos SudárEötvös Loránd University, Budapest

Balázs Keszthelyi

Balázs KeszthelyiTechnoLynx Ltd.

Peter Rakyta

Peter RakytaEötvös Loránd University, Budapest

Dániel Nagy

Dániel NagyBudapest University of Technology and Economics

Michele Grossi

Michele GrossiCERN

Oskar Mencer

Oskar MencerMaxeler Technologies

Ernő Dávid

Ernő DávidWigner Research Centre for Physics

Mallick Neelkamal

Mallick NeelkamalIndian Institute of Technology, Indore

Contact Us

GPU Day 2021

The conference will be held at:
Conference centre
Hotel Mercure Budapest Castle Hill
1013 Budapest, Krisztina Körút 41-43

Traveling by Public Transport:

The hotel is next to Budapest-Déli Railway station, which can be reached by Metro 2.
Travel planning of public transport: BKK futár

Taxi services:

Fő Taxi: +36 1 222 2222
6x6 Taxi: +36 1 6666666