A 28nm 27,648-Spin Multichip Digital Ising Accelerator with Pegasus Connectivity

Tong Wu, Atharva Raut, Ian Khor +10

We report a 28 nm four-chip Ising accelerator with 27,648 spins, degree-15 Pegasus connectivity, and 10b coefficients. Boundary-state streaming overlaps interchip transfers with sp…