Maximum performance computing with dataflow engines
Abstract Maximum Performance Computing (MPC) means striving to deliver the maximum
possible performance within a space and/or power budget. The essence of the method is to …
possible performance within a space and/or power budget. The essence of the method is to …
Reconfigurable computing for Monte Carlo simulations: Results and prospects of the Janus project
M Baity-Jesi, RA Baños, A Cruz, LA Fernández… - The European Physical …, 2012 - Springer
We describe Janus, a massively parallel FPGA-based computer optimized for the simulation
of spin glasses, theoretical models for the behavior of glassy materials. FPGAs (as …
of spin glasses, theoretical models for the behavior of glassy materials. FPGAs (as …
Nonequilibrium spin-glass dynamics from picoseconds to a tenth of a second
F Belletti, M Cotallo, A Cruz, LA Fernandez… - Physical review …, 2008 - APS
We study numerically the nonequilibrium dynamics of the Ising spin glass, for a time
spanning 11 orders of magnitude, thus approaching the experimentally relevant scale (ie …
spanning 11 orders of magnitude, thus approaching the experimentally relevant scale (ie …
An in-depth view of the microscopic dynamics of Ising spin glasses at fixed temperature
F Belletti, A Cruz, LA Fernandez… - Journal of Statistical …, 2009 - Springer
Using the special-purpose computer Janus, we follow the nonequilibrium dynamics of the
Ising spin glass in three dimensions for eleven orders of magnitude. The use of integral …
Ising spin glass in three dimensions for eleven orders of magnitude. The use of integral …
Janus: An FPGA-based system for high-performance scientific computing
F Belletti, M Cotallo, A Cruz… - … in Science & …, 2008 - ieeexplore.ieee.org
Janus is a modular, massively parallel, and reconfigurable FPGA-based computing system.
Each Janus module has one computational core and one host. Janus is tailored to, but not …
Each Janus module has one computational core and one host. Janus is tailored to, but not …
Simulating spin systems on IANUS, an FPGA-based computer
F Belletti, M Cotallo, A Cruz, LA Fernandez… - Computer Physics …, 2008 - Elsevier
We describe the hardwired implementation of algorithms for Monte Carlo simulations of a
large class of spin models. We have implemented these algorithms as VHDL codes and we …
large class of spin models. We have implemented these algorithms as VHDL codes and we …
Nature of the spin-glass phase at experimental length scales
RA Banos, A Cruz, LA Fernandez… - Journal of Statistical …, 2010 - iopscience.iop.org
We present a massive equilibrium simulation of the three-dimensional Ising spin glass at low
temperatures. The Janus special-purpose computer has allowed us to equilibrate, using …
temperatures. The Janus special-purpose computer has allowed us to equilibrate, using …
Janus II: A new generation application-driven computer for spin-system simulations
M Baity-Jesi, RA Baños, A Cruz, LA Fernandez… - Computer Physics …, 2014 - Elsevier
This paper describes the architecture, the development and the implementation of Janus II, a
new generation application-driven number cruncher optimized for Monte Carlo simulations …
new generation application-driven number cruncher optimized for Monte Carlo simulations …
An introduction to the theory of spin glasses
A Altieri, M Baity-Jesi - arxiv preprint arxiv:2302.04842, 2023 - arxiv.org
We review the main methods used to study spin glasses. In the first part, we focus on
methods for fully connected models and systems defined on a tree, such as the replica …
methods for fully connected models and systems defined on a tree, such as the replica …
A survey on FPGA-based heterogeneous clusters architectures
In recent years, the most powerful supercomputers have already reached megawatt power
consumption levels, an important issue that challenges sustainability and shows the …
consumption levels, an important issue that challenges sustainability and shows the …