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Hardware Math

About Hardware Math

Last updated: 2026-07-07

Hardware Math is an independent website that builds free, honest calculators for PC hardware. We help you size a power supply, work out a monitor's pixel density and comfortable viewing distance, and check whether a graphics card's power connectors line up with what your PSU actually provides.

We started this because too many hardware tools hide their math, pad their pages with fake reviews, or quietly push you toward whatever pays them the most. Our approach is the opposite: show the formula, cite the assumptions, date the data, and let you decide. This page explains who we are, what we do, what we deliberately refuse to do, and how to reach us if something looks wrong.

Our mission

Our goal is to be the calculator you can actually trust because you can see how it works. Every estimate should come with the reasoning behind it, so you understand not just the number but why the number came out that way. We would rather show you a transparent, slightly conservative estimate you can verify than a confident-sounding figure you have to take on faith.

We are not trying to sell you hardware, rank brands, or manufacture urgency. We are trying to help you plan a build or an upgrade with clear, well-explained math.

What we do

We focus on getting a few things right rather than doing everything shallowly. For each tool, that means:

  • Transparent math. We show the formulas and the assumptions our calculators use, so you can follow the logic and sanity-check it yourself.
  • Cited assumptions. When a calculator assumes a headroom margin, an efficiency figure, or a typical power draw, we say so rather than burying it.
  • Update dates. Pages and data carry last-updated dates so you know how fresh the information is. This page was last updated on 2026-07-07.
  • Plain-English guides. Alongside the calculators, we write educational explainers so the concepts make sense even if you are new to building PCs.

What we deliberately do NOT do

Some of what makes a site trustworthy is what it refuses to do. In v1, we do not:

  • No fake reviews. We do not publish invented, incentivized, or AI-fabricated 'reviews' or star ratings for products we have not genuinely evaluated.
  • No scraped images or logos. We do not use scraped copyrighted product photos or brand logos. All artwork on the site is original.
  • No invented 'official' data. We do not present made-up numbers as if they were manufacturer specifications. Where we use sample data, we say it is sample data.
  • No tracking or ads. In v1 there are no analytics, no advertising scripts, and no third-party trackers of any kind.

Not affiliated with any hardware brand

Hardware Math is not affiliated with, endorsed by, or sponsored by NVIDIA, AMD, Intel, Amazon, Corsair, Seasonic, Cooler Master, or any other hardware brand, retailer, or manufacturer. We are an independent site with no commercial relationship to the companies whose products our tools discuss.

When brand and product names appear on the site, they are used only to describe compatibility and to reflect the way people actually search and talk about hardware (for example, checking a connector against a specific card). All trademarks and product names belong to their respective owners and are used purely for identification. Their appearance does not imply any endorsement of us, or by us, in either direction.

About our data

The hardware data behind our tools is best-effort sample data, maintained by hand. We keep it as accurate as we reasonably can, and we flag entries that still need verification against a manufacturer's official specifications.

Please treat this data as a planning aid, not a source of record. It is not guaranteed to be complete, current, real-time, or error-free, and specifications can change without our knowledge. Data and pages carry last-updated dates so you can judge how fresh they are. Before you buy or build, always confirm the details against the manufacturer's official documentation.

Estimates, not professional advice

Our calculator outputs are estimates for planning only. They are not electrical, engineering, safety, legal, financial, or professional advice, and they are not a guarantee of compatibility, stability, performance, or any purchase outcome.

Use our numbers to narrow down options and understand trade-offs, then verify everything against the official specifications from the relevant manufacturers before committing to a purchase or a build. If a result and a manufacturer's spec disagree, trust the manufacturer.

Who this site is for

Hardware Math is built for people making real hardware decisions:

  • PC builders sizing a power supply or checking that parts fit together before ordering.
  • Upgraders adding a new graphics card and wanting to confirm their PSU and connectors can handle it.
  • Shoppers comparing monitors, power supplies, or components and trying to make sense of the specs.
  • Anyone who wants the math explained clearly rather than hidden behind a black-box result.

How the site is built

Hardware Math is a fast, fully static website hosted on Cloudflare Pages. There is no server-side code, no user accounts, no login, no database, and no backend processing of any kind. The calculators run entirely in your browser.

It is privacy-first by design. There are no analytics, no advertising scripts, no third-party trackers, and no third-party embeds, fonts, or images. Everything is first-party and static. The site sets no cookies at all. The only client-side storage we use is your browser's localStorage, holding a single value: your light or dark theme preference. That preference stays on your device and is never sent to any server.

For a light footprint and a consistent look, the site uses original, hand-made SVG artwork and your system's built-in fonts rather than downloading assets from elsewhere. The result is a page that loads quickly, works without JavaScript frameworks getting in your way, and asks nothing of your privacy.

A note on affiliate links

There are no affiliate links on the site in v1. We are not currently an Amazon Associate or a member of any affiliate or referral program, and no page here earns a commission.

If we ever add affiliate links in the future, we will disclose it clearly and up front, and we will make sure any such links never distort our calculators, our data, or our recommendations. Until you see that disclosure, assume there are none.

Corrections and contact

We would genuinely rather be corrected than be wrong. If you spot a mistake in a calculation, an assumption, a data entry, or an explanation, please tell us and we will look into it.

You can reach us at [email protected]. There is no contact form and no backend on the site, so we do not collect any information you do not choose to send us by email.

For anything that requires a formal legal entity, mailing address, or governing jurisdiction, those details will be provided by the site owner: [jurisdiction to be specified by the site owner].