The rapid growth in demand for HPC systems has led to a rise in carbon footprint, which
requires urgent intervention. In this work, we present a comprehensive analysis of the …

Designing efficient interconnects to support high-bandwidth and low-latency communication
is critical toward realizing high performance computing (HPC) and data center (DC) systems …

We investigate the advantages of using co-packaged optics for building low-diameter, large-
scale high-performance computing (HPC) and data center networks. The increased escape …

Energy efficiency is a must in today HPC systems. To achieve this goal, a holistic design
based on the use of power-aware components should be performed. One of the key …

Bandwidth demand for data center networks continues as performance increases and is
further fueled by the exploding demand for artificial intelligence and new high-performance …

Many reconfigurable network topologies have been proposed in the past. However, efficient
routing on top of these flexible interconnects still presents a challenge. In this work, we …

We propose a single-stage network architecture for intra-node connectivity that makes use of
nanosecond-scale photonic switches. Although buffering at the switch points is of vital …

We study the network locality improvements that can be achieved by using co-packaged
optics in data center and high-performance computing (HPC) networks. The increased …

Intra-node High-performance Computing Network Architecture with Fast Optical Switch Fabrics
Page 1 OECC/PSC 2022 ©IEICE Intra-node High-performance Computing Network …

Photonic switches promise to have a large impact on future HPC and datacenter networks.
However, even if we assume ideal zero-energy photonic switches, we cannot achieve …