Not all gpus are created equal: characterizing variability in large-scale, accelerator-rich systems

P Sinha, A Guliani, R Jain, B Tran… - … Conference for High …, 2022 - ieeexplore.ieee.org
Scientists are increasingly exploring and utilizing the massive parallelism of general-
purpose accelerators such as GPUs for scientific breakthroughs. As a result, datacenters …

VASP hits the memory wall: Processors efficiency comparison

V Stegailov, G Smirnov, V Vecher - … and Computation: Practice …, 2019 - Wiley Online Library
First‐principles calculations of electronic structure have been one of the most important
classes of supercomputer applications for a long time. In this paper, we consider VASP as a …

Efficiency analysis of Intel and AMD x86_64 architectures for Ab initio calculations: a case study of VASP

V Stegailov, V Vecher - … RuSCDays 2017, Moscow, Russia, September 25 …, 2017 - Springer
Nowadays, the wide spectrum of Intel Xeon processors is available. The new Zen CPU
architecture developed by AMD has extended the number of options for x86_64 HPC …

Hybrid supercomputer Desmos with Torus Angara interconnect: efficiency analysis and optimization

N Kondratyuk, G Smirnov, E Dlinnova… - … Conference, PCT 2018 …, 2018 - Springer
The paper describes the first experience of practical deployment of the hybrid
supercomputer Desmos at the Joint Institute for High Temperatures of the Russian Academy …

Efficiency analysis of Intel, AMD and Nvidia 64-bit hardware for memory-bound problems: a case study of ab initio calculations with VASP

V Stegailov, V Vecher - … 12th International Conference, PPAM 2017, Lublin …, 2018 - Springer
Nowadays, the wide spectrum of Intel Xeon processors is available. The new Zen CPU
architecture developed by AMD has extended the number of options for x86_64 HPC …

Reconstruction of release isentropes based on first-principle simulations

MA Paramonov, DV Minakov… - Journal of Physics …, 2018 - iopscience.iop.org
In this work we compare different methods of reconstruction of isentropic expansion curves
based on quantum molecular dynamics simulation data. The VASP code is used. We …

Study of phase transition in the pure metal melt during ultrafast cooling by method of higher-order correlation functions

DY Fleita, GE Norman, VV Pisarev - Journal of Physics …, 2018 - iopscience.iop.org
This paper discusses the results of the application method of spatial correlation functions on
a glass-forming liquid of a pure metal melt by performing molecular dynamics simulations …

Quantum molecular dynamics simulation of structural and thermodynamic properties of NiAl

ES Karchevskaya, DV Minakov… - Journal of Physics …, 2018 - iopscience.iop.org
In this work, structural and thermodynamic properties of a solid and liquid Ni–Al compound
are studied using an ab initio method of quantum molecular dynamics (QMD). Simulations …

Classic Molecular Dynamics Algorithm for Many-core Processor Architecture Epiphany: Performance and Efficiency

V Nikolskiy, V Stegailov - Параллельные вычислительные технологии …, 2018 - elibrary.ru
One of the most important problems for the creation of exaflops supercomputer is the
reduction in the energy consumption of hardware. In this paper, the many-core processor …

[PDF][PDF] Energy Efficient Simulation Computing of Electrocardiogram with TK1 Board.

W Shen, F Qiu, Y Hu, Y Shen, X Zhu - IAENG International Journal of …, 2018 - iaeng.org
The computer simulation in cardiac models has become an increasingly powerful tool in the
study of cardiac electrophysiology. To precise analysis the electrophysiological mechanism …