Independent quantum hardware intelligence

Quantum Hardware Index

A source-linked index separating available systems, deployments, demonstrations and roadmap claims.

Verified 2026-08-0313 systemsPrimary sources linkedNo universal mystery score
Evidence first

Availability, demonstrations and roadmaps are different things.

Every card links to a full evidence page. Missing metrics stay missing. Derived statistics show their formulas and never replace the original source.

Showing 13 systems
AvailableFinland focus

IQM · Crystal 20

Gate-based

Architecture
Superconducting
Scale
20 computational qubits
Access
IQM Resonance
Speed
2,600 CLOPS
2Q fidelity
99.51% median
Software
Qrisp, Qiskit, Cirq

IQM's 20-qubit Crystal QPU has a detailed technical preprint and a comparable vendor-published benchmark set.

AvailableFinland focus

IQM · Crystal 54

Gate-based

Architecture
Superconducting
Scale
54 physical qubits
Access
IQM Resonance and Amazon Braket
Speed
2,550 CLOPS
2Q fidelity
99.5% median
Software
Qrisp, Qiskit, Cirq

IQM's current 54-qubit Resonance QPU. Vendor-published benchmarks include CLOPS, quantum volume, Q-score, GHZ width and gate fidelity.

DeployedFinland focus

IQM · VTT Q50

Gate-based

Architecture
Superconducting
Scale
53 physical qubits
Access
VTT QX; hybrid connection to CSC LUMI
Speed
No comparable speed figure
2Q fidelity
Not recorded
Software
VTT QX, Hybrid LUMI workflows, Quantum software R&D

A jointly developed IQM/VTT system in Espoo. VTT calls it Q50 while its infrastructure page documents 53 physical qubits.

Available

Atom Computing · AC1000

Gate-based

Architecture
Neutral atom
Scale
1,200+ physical qubits
Access
Commercial on-premises deployment
Speed
No comparable speed figure
2Q fidelity
Not recorded
Software
Not curated yet

Vendor-specified fidelity fields remain labelled as vendor specifications rather than independent benchmark results.

Available

D-Wave · Advantage2

Quantum annealing

Architecture
Superconducting annealing
Scale
4,400+ annealing qubits
Access
Leap cloud service and on-premises purchase
Speed
No comparable speed figure
2Q fidelity
Not recorded
Software
Ocean SDK, Leap

Annealing systems solve different workloads from universal gate-based systems and are not ranked directly against them by qubit count.

Available

IBM · Heron r3

Gate-based

Architecture
Superconducting
Scale
156 physical qubits
Access
IBM Quantum Platform and IBM quantum data centers
Speed
330,000 CLOPS
2Q fidelity
Not recorded
Software
Qiskit, Qiskit Runtime

Heron r3 is a current IBM production processor. Qubit count and error rate remain separate fields.

Available

IBM · Nighthawk r1

Gate-based

Architecture
Superconducting
Scale
120 programmable qubits
Access
Early access on IBM Quantum Platform
Speed
No comparable speed figure
2Q fidelity
Not recorded
Software
Qiskit, Qiskit Runtime

IBM lists Nighthawk r1 as available while describing early-access systems as exploratory and still being optimised.

Available

IonQ · Forte Enterprise

Gate-based

Architecture
Trapped ion
Scale
36 qubits; AQ36 reported
Access
IonQ Quantum Cloud and Amazon Braket
Speed
No comparable speed figure
2Q fidelity
Not recorded
Software
Qiskit, Cirq, Amazon Braket

Algorithmic Qubits is a vendor-defined metric and is not treated as interchangeable with physical-qubit count.

Deployed

Pasqal · HPCQS 100-qubit system

Analog

Architecture
Neutral atom
Scale
100 physical qubits
Access
Installed at Jülich Supercomputing Centre
Speed
No comparable speed figure
2Q fidelity
Not recorded
Software
Pulser

Deployed is separated from public cloud availability because the system is installed within an HPC-quantum infrastructure.

Available

QuEra · Aquila

Analog

Architecture
Neutral atom
Scale
256 physical qubits
Access
Amazon Braket and premium access
Speed
No comparable speed figure
2Q fidelity
Not recorded
Software
Amazon Braket, Bloqade

Aquila is an analog processor; architecture-aware workload and control fields are required for comparison.

Available

Quantinuum · Helios

Gate-based

Architecture
Trapped ion
Scale
98 physical qubits
Access
Cloud and on-premises options
Speed
No comparable speed figure
2Q fidelity
Not recorded
Software
TKET / pytket, Nexus, InQuanto

Quantinuum publishes physical and logical-qubit results separately; this entry preserves that distinction.

Available

Rigetti · Cepheus-1-108Q

Gate-based

Architecture
Superconducting
Scale
108 physical qubits
Access
Rigetti QCS and Amazon Braket
Speed
No comparable speed figure
2Q fidelity
Not recorded
Software
pyQuil, QCS

Cepheus is indexed as an available multi-chip system; scale alone is not treated as performance.

Demonstrated

Xanadu · Aurora

Gate-based prototype

Architecture
Photonic
Scale
12 qubits across 35 photonic chips
Access
Research prototype
Speed
No comparable speed figure
2Q fidelity
Not recorded
Software
PennyLane, Strawberry Fields

Aurora is classified as demonstrated rather than commercially available because the cited release describes a prototype.