Gaussian 16 Revision C.01 〈90% COMPLETE〉

For users modeling massive biomolecules or surface catalysts using the ONIOM framework, Rev. C.01 resolves intermittent memory leaks and indexing errors. These fixes apply specifically when combining high-level DFT calculations with low-level molecular mechanics (MM) force fields on high-atom-count systems. Expanded DFT Functional Support

Computational chemistry relies heavily on the accuracy, speed, and versatility of electronic structure modeling software. For years, Gaussian has served as an industry-standard suite for chemists, biochemists, and materials scientists worldwide. While the release of Gaussian 16 introduced groundbreaking features like TD-DFT frequencies and enhanced ONIOM capabilities, subsequent minor revisions resolved critical bugs and optimized performance.

(Exact patch notes and code-diff level details are proprietary to Gaussian, Inc.; users should consult the revision’s official README or release notes included with the distribution for line‑by‑line changes.)

No software is perfect. Despite its maturity, Rev C.01 has documented quirks:

Revision C.01 significantly improved how Gaussian communicates with external scripts and programs through the interface: Raw Binary Support: gaussian 16 revision c.01

Researchers use Gaussian 16 C.01 for a variety of tasks across physical, organic, inorganic, and materials chemistry:

2. Geometry Optimization Failure ( Error termination via L9999 )

Improved robustness when using the Polarizable Continuum Model (PCM) alongside complex multi-reference methods. 2. Optimized Parallel Processing (Shared Memory & Linda)

The standout feature of Revision C.01 is its optimization for . It includes improved algorithms for DFT (Density Functional Theory) and HF (Hartree-Fock) calculations, specifically targeting the reduction of I/O bottlenecks. This means it handles molecules with hundreds of atoms much more fluidly than previous versions. 2. New Functional Support For users modeling massive biomolecules or surface catalysts

Thus, is considered the "gold standard" for production work where reliability is paramount.

: On a massive dual-processor AMD EPYC 9554 system (128 cores total), running the same test0397 benchmark with Gaussian 16 Rev. C.01, the scaling behavior was analyzed. While doubling the core count from 64 to 128 didn't double the speed, a speedup factor of 1.50 was observed, showcasing solid parallel efficiency for a well-optimized code.

Gaussian 16 Rev. C.01 was built to align with shifting hardware landscapes. Linux Environments

To utilize these GPUs with Revision C.01, users generally need a version of NVIDIA drivers compatible with 2. Enhanced Scripting and Interfacing (GauOpen) (Exact patch notes and code-diff level details are

Key settings for optimal performance:

Gaussian 16 Revision C.01 is a specific update (revision) of the Gaussian 16 quantum chemistry software package. Since you haven't specified exactly what you are looking for (e.g., "What's new?", "How to install?", "How to cite?"), I will provide a comprehensive overview of the key features, changes, and improvements introduced specifically in .

If you want, I can:

Gaussian 16 Revision C.01 is a release of the Gaussian suite of electronic-structure programs used for computational chemistry. It implements a wide range of quantum chemical methods (Hartree–Fock, density functional theory, post‑Hartree–Fock correlated methods such as Møller–Plesset perturbation theory and coupled-cluster theory), basis sets, excited-state methods, and utilities for molecular properties, spectra, and reaction modeling. Revision C.01 is a maintenance/bugfix update in the Gaussian 16 lineage that preserves core functionality while addressing stability, performance, and small-feature adjustments relative to prior revisions.