Emulation of Optically Interconnected Quantum Data Centers Topologies for Cost-Fidelity Benchmarking

TL;DR

This paper demonstrates the emulation of various quantum data center topologies on a quantum computer, analyzing their cost-fidelity trade-offs through GHZ benchmarks.

Contribution

It introduces a method to emulate quantum data center topologies and evaluates their performance using GHZ benchmarks.

Findings

Star topology offers the best cost-fidelity trade-off.

GHZ benchmarks effectively compare topologies.

Emulation enables analysis without physical quantum networks.

Abstract

We emulate optically interconnected quantum processors in ring, star, and line topologies using a quantum computer. GHZ benchmarks show that the star provides the best trade-off between cost and fidelity under transduction and fiber noise.