Massively Parallel Quantum Chemistry: A high-performance research platform for electronic structure

Area of Science:

• Computational Chemistry
• Quantum Chemistry
• High-Performance Computing

Background:

• The Massively Parallel Quantum Chemistry (MPQC) program has a 30-year history.
• MPQC is designed for developing electronic structure methods for molecules.
• Efficient deployment on massively parallel computing architectures is a key focus.

Purpose of the Study:

• To describe the historical evolution of the MPQC program's design.
• To detail the capabilities and modular architecture of the current MPQC version.
• To illustrate how MPQC facilitates the rapid composition of new computational chemistry methods.

Main Methods:

• Analysis of MPQC's design evolution over four versions.
• Description of MPQC's modular architecture.
• Evaluation of MPQC's performance on distributed-memory computer platforms.

Main Results:

• MPQC has undergone significant design evolution over 30 years.
• The current version offers a modular architecture for method development.
• MPQC demonstrates state-of-the-art performance on various computing platforms.

Conclusions:

• MPQC is a mature and adaptable platform for quantum chemistry.
• Its modular design supports rapid innovation in electronic structure methods.
• MPQC provides efficient computational performance for molecular simulations.