The Best PC Building Subreddits in 2026

Building a PC is much easier with Reddit's help. Communities will check your part list, spot compatibility problems, and point out when a deal is actually good.

These are the best PC building subreddits in 2026.

Published . Member counts are approximate; activity checked September 25, 2026.

The best pc building subreddits

  1. 1
    r/buildapc7.7M+ membersVery active · 100+ posts/monthStats →

    Best for: Build advice

    The main community for planning and building PCs.

  2. 2
    r/buildapcsales950K+ membersVery active · 100+ posts/monthStats →

    Best for: Hardware deals

    Deals on components and peripherals.

  3. 3
    r/buildapcforme270K+ membersVery active · 100+ posts/monthStats →

    Best for: Custom part lists

    Community members build a part list for your budget.

  4. 4
    r/pcmasterrace14M+ membersVery active · 100+ posts/monthStats →

    Best for: Build showcases

    Showcases, memes, and help from a huge community.

  5. 5
    r/hardware4.3M+ membersVery active · 100+ posts/monthStats →

    Best for: Hardware news

    Technical hardware news and reviews.

  6. 6
    r/techsupport3M+ membersVery active · 100+ posts/monthStats →

    Best for: Troubleshooting

    Help when a build won't boot or behaves strangely.

  7. 7
    r/sffpc300K+ membersVery active · 100+ posts/monthStats →

    Best for: Small form factor

    Compact PC builds and cases.

  8. 8
    r/nvidia2.1M+ membersVery active · 100+ posts/monthStats →

    Best for: NVIDIA GPUs

    GPU news, drivers, and discussion.

  9. 9
    r/Amd2.1M+ membersVery active · 100+ posts/monthStats →

    Best for: AMD CPUs & GPUs

    Ryzen and Radeon news and help.

  10. 10
    r/overclocking300K+ membersVery active · 100+ posts/monthStats →

    Best for: Overclocking & tuning

    Pushing hardware performance safely.

  11. 11
    r/MechanicalKeyboards1.3M+ membersVery active · 100+ posts/monthStats →

    Best for: Keyboards

    Keyboard builds, switches, and keycaps.

  12. 12
    r/Monitors240K+ membersVery active · 100+ posts/monthStats →

    Best for: Monitor advice

    Choosing and calibrating monitors.

Want your own PC Building subreddit? Claim a dead one.

The subreddits above are thriving — but for every active community there are dozens of abandoned ones with thousands of subscribers and no active moderators. Reddit lets you take these over through its official r/redditrequest process. DeadSubs scans Reddit in real time to find dead pc building subreddits you can claim.

Find dead pc buildingsubreddits →

Looking specifically for abandoned communities to take over? See our guide to dead technology subreddits or read the step-by-step claiming guide.

Frequently Asked Questions

What is the best subreddit for building a PC?

r/buildapc is the main community. If you want someone to create a part list for you, try r/buildapcforme.

Where can I find PC part deals?

r/buildapcsales tracks component and peripheral deals.

Is there a subreddit for small PC builds?

Yes, r/sffpc focuses on small form factor builds.

Can I take over an inactive PC hardware subreddit?

Yes. Subreddits for older hardware lines and brands often lose their moderators. If all human mods have been inactive for 60+ days, request the community via r/redditrequest. DeadSubs helps find them.

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