Massachusetts Green High Performance Computing Center (MGHPCC) is an intercollegiate high-performance computing facility located in Holyoke, Massachusetts, connected to that city's municipal fiber grid and powered by Holyoke Gas and Electric via the Holyoke Canal System and Dam. MGHPCC is a joint venture of Boston University, Harvard, MIT, Northeastern, and the University of Massachusetts system; the facility holds the capacity for hundreds of thousands of cores in clusters provided by its affiliates. For example, as of 2016 one cluster used by UMass contained a network of 14,376 cores, both Intel and AMD, and more than 1.1 petabytes of on-site storage on an FDR Infiniband network. The facility maintains capacity for regular expansion, with key partners investing capability upgrades in the current building and more than 4 acres of additional undeveloped space.

Holyoke is a city in Hampden County, Massachusetts, United States, that lies between the western bank of the Connecticut River and the Mount Tom Range. As of the 2020 census, the city had a population of 38,247. Located 8 miles (13 km) north of Springfield, Holyoke is part of the Springfield Metropolitan Area, one of the two distinct metropolitan areas in Massachusetts.