Active

r/hpc

Multicore, cluster, and high-performance computing news, articles and tools.

Subscribers

18,834

Created

October 3, 2008

18 years ago

View on Reddit
RedPulse insight

How to think about r/hpc

The community focuses on high-performance computing (HPC), covering topics such as multicore systems, clusters, and relevant tools and methodologies. Members share news, articles, and insights about HPC technologies, emphasizing open-source solutions and practical use cases. The community is distinct for its technical depth and the collaborative spirit of its members, who often discuss advanced computing concepts and share expertise.

Confidence 4/5

  • Audience

    Participants in this community are typically professionals, researchers, and enthusiasts in the fields of computing and technology, often with backgrounds in computer science, engineering, or data analysis. The vibe is technical and supportive, with members eager to share knowledge and help each other solve complex problems. The audience values detailed discussions and practical advice on HPC technologies and methodologies.

  • Posting culture

    Content that thrives includes technical discussions, tutorials, and articles about new tools or methodologies in HPC. Members appreciate in-depth analysis and practical examples, while overly promotional or superficial posts tend to receive downvotes. The posting cadence is moderate, with members regularly engaging in discussions, sharing resources, and asking for help on specific challenges they face in their HPC projects.

  • Brand engagement notes

    Brands looking to engage with this community should focus on providing valuable, informative content rather than direct promotions. Sharing insights, case studies, or tools that can help members in their HPC endeavors is more likely to be well-received. Engaging in discussions and answering technical questions can also build credibility. However, brands should avoid overt marketing tactics, as members are generally skeptical of promotional content and prefer authentic, community-driven interactions.

Top keywords

What r/hpc talks about

Weighted by how often each term appears in posts and comments, relative to baseline frequency. The largest words are the strongest signals of community focus.

primitivesbeowulf-fiterativeopensourceuse-casestep:snootyspecializationsinteroperableinstructions:co-existtweakers8-fortranhelpfullworkstationscrondatacenterdecommissionedmade:gbps15-25durationsmethodologiesaerosolparticularshigh-performanceresources:1024schedulerdeployshowever:functionalitiesdumbingpioneeringtmpredesignscommand:inheritsgatewayslearn:offloadingkernelsrpingsysadminoemsfilesystemuniversity'sasynchronoussystemdnicstopologyworkloadsworkflowssubmitsclusteredenvsegmentationclusters

Top contributors

Who shapes the conversation

The most active and most-upvoted posters and commenters in this community. Useful when planning outreach or studying a community's tastemakers.

Top posters

By post count

By votes

Top commenters

By comment count

By votes

Similar communities

Where this audience also spends time

Topic-adjacent communities surfaced from Reddit's own related subreddit signal.

FAQ

r/hpc — frequently asked questions

Quick facts about this subreddit's size, history, focus, and related communities.

How many subscribers does r/hpc have?

r/hpc has approximately 18,834 subscribers as of May 27, 2026.

When was r/hpc created?

r/hpc was created on October 3, 2008 (18 years ago).

What is r/hpc about?

The community focuses on high-performance computing (HPC), covering topics such as multicore systems, clusters, and relevant tools and methodologies. Members share news, articles, and insights about HPC technologies, emphasizing open-source solutions and practical use cases. The community is distinct for its technical depth and the collaborative spirit of its members, who of…

What subreddits are similar to r/hpc?

Communities similar to r/hpc include r/cuda, r/fortran, r/rockylinux, r/storage, r/centos.

Who are the most active posters on r/hpc?

The most frequent posters on r/hpc include u/boegel, u/satirerocks, u/tonym-intel.

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