List of quantum processors

This list contains quantum processors, also known as quantum processing units (QPUs). Please note that some devices listed below have only been announced at press conferences so far, with no actual demonstrations or scientific publications characterizing the performance.

This list is incomplete; you can help by adding missing items with reliable sources.

Circuit-based quantum processors

These QPUs are based on the quantum circuit and quantum logic gate-based model of computing.

ManufacturerName/Codename/DesignationArchitectureLayoutSocketFidelityQubitsRelease date
GoogleN/ASuperconductingN/AN/A99.5%[1]20 qb2017
GoogleN/ASuperconducting7×7 latticeN/A99.7%[1]49 qb[2]Q4 2017 (planned)
GoogleBristleconeSuperconducting6×12 latticeN/A99% (readout)
99.9% (1 qubit)
99.4% (2 qubits)		72 qb[3][4]5 March 2018
GoogleSycamoreNonlinear superconducting resonatorN/AN/AN/A54 transmon qb
53 qb effective		2019
USTCJiuzhangPhotonicsN/AN/AN/A76 qb[5][6]2020
Xanadu X8 [7] Photonics N/A N/A N/A 8 qb 2020
Xanadu X12 Photonics N/A N/A N/A 12 qb 2020[7]
Xanadu X24 Photonics N/A N/A N/A 24 qb 2020[7]
IBMIBM Q 5 TenerifeSuperconductingbow tieN/A99.897% (average gate)
98.64% (readout)		 5 qb2016[1]
IBM IBM Q 5 Yorktown Superconducting bow tie N/A 99.545% (average gate)
94.2% (readout)		 5 qb
IBM IBM Q 14 Melbourne Superconducting N/A N/A 99.735% (average gate)
97.13% (readout)		 14 qb
IBMIBM Q 16 RüschlikonSuperconducting2×8 latticeN/A99.779% (average gate)
94.24% (readout)		 16 qb[8]17 May 2017
(Retired: 26 September 2018)[9]
IBMIBM Q 17SuperconductingN/AN/AN/A17 qb[8]17 May 2017
IBMIBM Q 20 TokyoSuperconducting5x4 latticeN/A99.812% (average gate)
93.21% (readout)		 20 qb[10]10 November 2017
IBM IBM Q 20 Austin Superconducting 5x4 lattice N/A N/A 20 qb (Retired: 4 July 2018)[9]
IBMIBM Q 50 prototypeSuperconductingN/AN/AN/A50 qb[10]
IBMIBM Q 53SuperconductingN/AN/AN/A53 qbOctober 2019
Intel17-Qubit Superconducting Test ChipSuperconductingN/A40-pin cross gapN/A17 qb[11][12]10 October 2017
IntelTangle LakeSuperconductingN/A108-pin cross gapN/A49 qb[13]9 January 2018
Rigetti 8Q Agave Superconducting N/A N/A N/A 8 qb 4 June 2018[14]
Rigetti 16Q Aspen-1 Superconducting N/A N/A N/A 16 qb 30 November 2018[14]
Rigetti19Q AcornSuperconductingN/AN/AN/A19 qb[15]17 December 2017
IBM IBM Armonk[16] Superconducting Single Qubit N/A N/A 1 qb 16 October 2019
IBM IBM Ourense[16] Superconducting T N/A N/A 5 qb 3 July 2019
IBM IBM Vigo[16] Superconducting T N/A N/A 5 qb 3 July 2019
IBM IBM London[16] Superconducting T N/A N/A 5 qb 13 September 2019
IBM IBM Burlington[16] Superconducting T N/A N/A 5 qb 13 September 2019
IBM IBM Essex[16] Superconducting T N/A N/A 5 qb 13 September 2019


Annealing quantum processors

These QPUs are based on quantum annealing.

ManufacturerName/Codename/DesignationArchitectureLayoutSocketFidelityQubitsRelease date
D-WaveD-Wave One (Ranier)SuperconductingC4 = Chimera(4,4,4)[17] = 4×4 K4,4N/AN/A128 qb11 May 2011
D-WaveD-Wave TwoSuperconductingC8 = Chimera(8,8,4)[17] = 8×8 K4,4N/AN/A512 qb2013
D-WaveD-Wave 2XSuperconductingC12 = Chimera(12,12,4)[17][18] = 12×12 K4,4N/AN/A1152 qb2015
D-WaveD-Wave 2000QSuperconductingC16 = Chimera(16,16,4)[17] = 16×16 K4,4N/AN/A2048 qb2017
D-WaveD-Wave AdvantageSuperconductingPegasus P16[19][20]N/AN/A5000 qb2020

See also

References
  1. Lant, Karla (2017-06-23). "Google is Closer Than Ever to a Quantum Computer Breakthrough". Futurism. Retrieved 2017-10-18.
  2. Simonite, Tom (2017-04-21). "Google's New Chip Is a Stepping Stone to Quantum Computing Supremacy". MIT Technology Review. Retrieved 2017-10-18.
  3. "A Preview of Bristlecone, Google's New Quantum Processor", Research (World wide web log), Google, March 2018.
  4. Greene, Tristan (2018-03-06). "Google reclaims quantum computer crown with 72 qubit processor". The Next Web. Retrieved 2018-06-27.
  5. Ball, Philip (2020-12-03). "Physicists in China challenge Google's 'quantum advantage'". Nature. 588 (7838): 380–380. doi:10.1038/d41586-020-03434-7.
  6. December 2020, Rafi Letzter-Staff Writer 07. "China claims fastest quantum computer in the world". livescience.com. Retrieved 2020-12-19.
  7. "A new kind of quantum". spie.org. Retrieved 2021-01-09.
  8. "IBM Builds Its Most Powerful Universal Quantum Computing Processors". IBM. 2017-05-17. Retrieved 2017-10-18.
  9. "Quantum devices & simulators". IBM Q. 2018-06-05. Retrieved 2019-03-29.
  10. "IBM Announces Advances to IBM Quantum Systems & Ecosystem". 10 November 2017. Retrieved 10 November 2017.
  11. "Intel Delivers 17-Qubit Superconducting Chip with Advanced Packaging to QuTech". 2017-10-10. Retrieved 2017-10-18.
  12. Novet, Jordan (2017-10-10). "Intel shows off its latest chip for quantum computing as it looks past Moore's Law". CNBC. Retrieved 2017-10-18.
  13. "CES 2018: Intel's 49-Qubit Chip Shoots for Quantum Supremacy". 2018-01-09. Retrieved 2018-01-14.
  14. "QPU". Rigetti Computing. Retrieved 2019-03-24.
  15. "Unsupervised Machine Learning on Rigetti 19Q with Forest 1.2". 2017-12-18. Retrieved 2018-03-21.
  16. "IBM Q Experience". IBM Q Experience. Retrieved 2020-01-04.
  17. Misha Denil and Nando de Freitas, Toward the Implementation of a Quantum RBM. In NIPS Deep Learning and Unsupervised Feature Learning Workshop, 2011
  18. https://www.researchgate.net/publication/332478892_Embedding_Equality_Constraints_of_Optimization_Problems_into_a_Quantum_Annealer
  19. Whittaker, Jed (2018-09-25). "System Roadmap" (PDF). D-Wave Systems. Retrieved 2020-02-17.
  20. Kelly Boothby, Paul Bunyk, Jack Raymond, and Aidan Roy, Next-Generation Topology of D-Wave Quantum Processors
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