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Practitioners of lattice QCD/QFT have been some of the primary pioneer users of the state-of-the-art high-performance-computing systems, and contribute towards the stress tests of such new machines as soon as they become available. As with…

High Energy Physics - Lattice · Physics 2015-02-04 Thorsten Kurth , Andrew Pochinsky , Abhinav Sarje , Sergey Syritsyn , Andre Walker-Loud

The exponential growth of floating point power in graphics processing units (GPUs), together with their low cost, has given rise to an attractive platform upon which to deploy lattice QCD calculations. GPUs are essentially many (O(100))…

High Energy Physics - Lattice · Physics 2010-11-05 M. A. Clark

We investigate implementation of lattice Quantum Chromodynamics (QCD) code on the Intel Xeon Phi Knights Landing (KNL). The most time consuming part of the numerical simulations of lattice QCD is a solver of linear equation for a large…

High Energy Physics - Lattice · Physics 2017-12-06 Issaku Kanamori , Hideo Matsufuru

We present results of a performance study of an astrophysical radiation hydrodynamics code, V2D, on the Arm-based A64FX processor developed by Fujitsu. The code solves sparse linear systems, a task for which the A64FX architecture should be…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-07-28 Dennis C. Smolarski , F. Douglas Swesty , Alan C. Calder

Using commodity component personal computers based on Alpha processor and commodity network devices and a switch, we built an 8-node parallel computer. GNU/Linux is chosen as an operating system and message passing libraries such as PVM,…

High Energy Physics - Lattice · Physics 2015-06-25 Seyong Kim

Quantum resources are increasingly integrated into high-performance computing (HPC) and cloud environments, but quantum high-performance computing (QHPC) software stacks remain isolated, often proprietary, full-stack solutions lacking…

We implement lattice QCD using the Fortran 90 language. We have designed machine independent modules that define fields (gauge, fermions, scalars, etc...) and have defined overloaded operators for all possible operations between fields,…

High Energy Physics - Lattice · Physics 2009-10-28 I. Dasgupta , A. R. Levi , V. Lubicz , C. Rebbi

The field of edge computing has witnessed remarkable growth owing to the increasing demand for real-time processing of data in applications. However, challenges persist due to limitations in performance and power consumption. To overcome…

Hardware Architecture · Computer Science 2024-03-11 Simone Machetti , Pasquale Davide Schiavone , Thomas Christoph Müller , Miguel Peón-Quirós , David Atienza

Lattice QCD calculations require significant computational effort, with the dominant fraction of resources typically spent in the numerical inversion of the Dirac operator. One of the simplest methods to solve such large and sparse linear…

High Energy Physics - Lattice · Physics 2021-12-01 Salvatore Cali , William Detmold , Grzegorz Korcyl , Piotr Korcyl , Phiala Shanahan

In October, 2016, the US Department of Energy launched the Exascale Computing Project, which aims to deploy exascale computing resources for science and engineering in the early 2020's. The project brings together application teams,…

High Energy Physics - Lattice · Physics 2018-04-18 Richard Brower , Norman Christ , Carleton DeTar , Robert Edwards , Paul Mackenzie

Superconducting quantum circuits are a key platform for advancing quantum information processing and simulation. Scaling efforts currently encounter challenges such as Josephson-junction fabrication yield, design frequency targeting, and…

Sparse-dense linear algebra is crucial in many domains, but challenging to handle efficiently on CPUs, GPUs, and accelerators alike; multiplications with sparse formats like CSR and CSF require indirect memory lookups. In this work, we…

Hardware Architecture · Computer Science 2020-12-15 Paul Scheffler , Florian Zaruba , Fabian Schuiki , Torsten Hoefler , Luca Benini

This paper discusses an extension technology for the previously proposed Flexible Line-Commutated Converter (Flex LCC) [1]. The proposed extension involves modifying the arm internal-electromotive-force control, redesigning the main-circuit…

Systems and Control · Electrical Eng. & Systems 2025-02-11 Qianhao Sun , Ruofan Li , Jichen Wang , Mingchao Xia , Qifang Chen , Meiqi Fan , Gen Li , Xuebo Qiao

The runtime of a Lattice QCD simulation is dominated by a small kernel, which calculates the product of a vector by a sparse matrix known as the "Dslash" operator. Therefore, this kernel is frequently optimized for various HPC…

Distributed, Parallel, and Cluster Computing · Computer Science 2014-09-05 O. Kaczmarek , C. Schmidt , P. Steinbrecher , Swagato Mukherjee , M. Wagner

We present a portable platform, called PIC_ENGINE, for accelerating Particle-In-Cell (PIC) codes on heterogeneous many-core architectures such as Graphic Processing Units (GPUs). The aim of this development is efficient simulations on…

Computational Physics · Physics 2016-06-08 F. Hariri , T. M. Tran , A. Jocksch , E. Lanti , J. Progsch , P. Messmer , S. Brunner , G. Gheller , L. Villard

FPGAs have been shown to be a promising platform for deploying Quantised Neural Networks (QNNs) with high-speed, low-latency, and energy-efficient inference. However, the complexity of modern deep-learning models limits the performance on…

Hardware Architecture · Computer Science 2025-11-06 Changhong Li , Biswajit Basu , Shreejith Shanker

This work describes a series of experiments in IBM's 16-qubit Guadalupe quantum processor to find the ground state of various lattice systems implemented in the Qiskit library. We aim to design a Variational Quantum Eigensolver (QVE)…

Quantum Physics · Physics 2023-05-22 Wladimir Silva

Circuit representation learning has shown promising results in advancing the field of Electronic Design Automation (EDA). Existing models, such as DeepGate Family, primarily utilize Graph Neural Networks (GNNs) to encode circuit netlists…

Machine Learning · Computer Science 2024-07-17 Zhengyuan Shi , Ziyang Zheng , Sadaf Khan , Jianyuan Zhong , Min Li , Qiang Xu

This paper introduces a fully free and open source software (FOSS) architecture-neutral FPGA framework comprising of Yosys for Verilog synthesis, and nextpnr for placement, routing, and bitstream generation. Currently, this flow supports…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-03-26 David Shah , Eddie Hung , Clifford Wolf , Serge Bazanski , Dan Gisselquist , Miodrag Milanović

As the gap between network and CPU speeds rapidly increases, the CPU-centric network stack proves inadequate due to excessive CPU and memory overhead. While hardware-offloaded network stacks alleviate these issues, they suffer from limited…

Networking and Internet Architecture · Computer Science 2025-04-28 Xuzheng Chen , Jie Zhang , Baolin Zhu , Xueying Zhu , Zhongqing Chen , Shu Ma , Lingjun Zhu , Chao Shi , Yin Zhang , Zeke Wang
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