Systems Reference

This document collates information on availability and deployments for Quantinuum Systems.

Generational Releases

Quantinuum has outlined a development roadmap for its systems, as it scales towards fault tolerance. Each hardware generation accomplishes a major milestone required to scale and improve quantum computation. Each generation is specified below with key characteristics, availability and sunset date. All hardware generations include “international” instances of quantum computers deployed in the US. Specific hardware generations can also include regional instances of quantum computers.

Hardware Generations

Generation

Qubits

Status

Release Date

Sunset Date

Trap Shape

System Model H1

20

Sunset (International)

2020-10-30

2025-10-15

Linear

System Model H2

56

Available

2023-05-09

Racetrack

Quantinuum Helios

98

Available

2025-11-05

Tuning Fork

Regional Deployments

On-prem instances for select generations of Quantinuum Systems have been deployed as regional instances.

Japan

Quantinuum Reimei is a regional deployment in Japan and belongs to the System Model H1 family. Whilst cloud H1 instances have been sunset, the Japan instance of H1, Quantinuum Reimei, continues operation and execution of customer jobs.