6 papers
Mixed-Precision SEM-Based CFD Simulations on GPUs: A Taylor-Green Vortex case
Yanxiang Chen, Manuel Münsch, Roman Iakymchuk
Mixed precision is a promising approach for reducing the computational cost and energy consumption of Computation Fluid Dynamics (CFD) simulations, but its effectiveness depends st…
Mixed-Precision For Energy Efficient Computations
Gülçin Gedik, Robert Schöne, Roman Iakymchuk
As simulations grow more realistic, the pursuit of higher accuracy results in extended computation times and substantial power consumption. This study explores mixed-precision comp…
Harvesting energy consumption on European HPC systems: Sharing Experience from the CEEC project
Kajol Kulkarni, Samuel Kemmler, Anna Schwarz +5
Energy efficiency has emerged as a central challenge for modern high-performance computing (HPC) systems, where escalating computational demands and architectural complexity have l…
Enabling mixed-precision in spectral element codes
Yanxiang Chen, Pablo de Oliveira Castro, Paolo Bientinesi +2
Mixed-precision computing has the potential to significantly reduce the cost of exascale computations, but determining when and how to implement it in programs can be challenging.…
Verificarlo CI: continuous integration for numerical optimization and debugging
Aurélien Delval, François Coppens, Eric Petit +2
Floating-point accuracy is an important concern when developing numerical simulations or other compute-intensive codes. Tracking the introduction of numerical regression is often d…
Enabling mixed-precision with the help of tools: A Nekbone case study
Yanxiang Chen, Pablo de Oliveira Castro, Paolo Bientinesi +1
Mixed-precision computing has the potential to significantly reduce the cost of exascale computations, but determining when and how to implement it in programs can be challenging.…