Quantum vs. Optical Annealing: Benchmarking the OPO Ising Machine and D-Wave
Ryan Hamerly, Takahiro Inagaki, Peter L. McMahon, Davide Venturelli, Alireza Marandi, Tatsuhiro Onodera, Edwin Ng, Eleanor Gilbert Rieffel, M. M. Fejer, Shoko Utsunomiya, Hiroki Takesue, Y. Yamamoto · Conference on Lasers and Electro-Optics · 2018
We benchmark the OPO-based Coherent Ising Machine (CIM) against the D-Wave quantum annealer for Ising problems up to size N = 200. The CIM exhibits exponential speedup relative to D-Wave for Ising problems with dense connectivity.