PRACE 23rd Call for Proposals for Project Access

Types of Access: Project Access

Opening Date: 23/03/2021 @ 15:33

Closing Date: 27/04/2021 @ 10:00 Brussels Time

Time until call closes:

Full Call Details:

The new PRACE submission portal is available here.

PRACE is updating the submission portal therefore the actual access to the portal for submission will be on the 1st of April 2021.

Applicants’ reply to scientific reviews: Mid-July 2021
Submission of Progress Reports (Multi-year Projects) / Final Reports (Single-year Projects): 27/04/2021 @ 10:00 CEST; for continuation proposals it is mandatory to submit the Progress/Final Reports via the platform.
Communication of allocation decision: End of September 2021
Allocation period for awarded proposals: 01/10/2021 – 30/09/2022
Type of Access (*): Single-year Project Access and Multi-year Project Access

(*) All proposals consist of 2 parts: An online form and the ‘Project scope and plan’. Please note that if you wish to continue work on a project that has finished or is ongoing, a new proposal (i.e. a continuation proposal) needs to be submitted via the platform in addition to a final/progress report.

Industry Access: Call 23 offers Principal Investigators from industry the possibility to apply for Single-year access to a special Industry Track which prioritises 10% of the total resources available (see Section 3.1.2 – Eligibility criteria for commercial companies in Call 23 “Terms of Reference” document).

The computer systems (called Tier-0 systems) and their operations that are accessible through PRACE are provided for this 23rd call by 5 PRACE hosting members: BSC representing Spain, CINECA representing Italy, ETH Zurich/CSCS representing Switzerland, GCS representing Germany and GENCI representing France.

Scientists and researchers can apply for access to PRACE resources. Industrial users can apply if they have their head offices or substantial R&D activity in Europe.

The Call is open to:
Project Access: Proposals can be based on a 12-months schedule (Single-year Projects), or, on a 24- or 36-months schedule (Multi-year Projects). The allocation of awarded resources is made 1 year at a time with provisional allocations awarded for the 2nd and 3rd year.

Additionally, the Call:

  • Reserves 0.5% of the total resources available for this call for Centres of Excellence (CoE) as selected by the European Commission under the E-INFRA-5-2015 call for pro-posals.
  • Includes an Industry Access track that prioritises 10% of the total resources available for this call for proposals for Single-year projects with a Principal Investigator from industry.

The PRACE Access Committee, composed of leading international scientists and engineers, ranks the proposals received and produces a recommendation to award PRACE resources based on scientific and technical excellence.

Call related documents
The following documents form the reference for this call:

  • The Terms of Reference can be found here.
  • The Technical Guidelines for Applicants can be found here.
  • The form for the Project Scope and Plan can be found here.
System Architecture Site
Core Hours
(node hours)
Minimum request
(core hours)
HAWK(*) HPE Apollo GCS@HLRS (DE) TBA 100 million
Joliot Curie – KNL BULL Sequana X1000 GENCI@CEA (FR) 37.5 million (0.6 million) 15 million
Joliot Curie – Rome BULL Sequana XH2000 GENCI@CEA (FR) 195.3 million (1.5 million) 15 million
Joliot Curie – SKL BULL Sequana X1000 GENCI@CEA (FR) 52.9 million (1.1 million) 15 million
JUWELS Booster BULL Sequana XH2000 GCS@JSC (DE) TBA 5.76 million
Use of GPUs
JUWELS Cluster BULL Sequana X1000 GCS@JSC (DE) TBA 35 million
Marconi100 IBM Power 9 AC922 Whiterspoon CINECA (IT) 334.4 million (0.95 million) 35 million
Use of GPUs
MareNostrum 4 Lenovo System BSC (ES) TBA 30 million
Piz Daint Cray XC50 System ETH Zurich / CSCS (CH) 510 million (7.5 million) 68 million
Use of GPUs


Reports of projects will appear here.


Results of projects will appear here.