tools
The maths people skip before buying drives
Each of these pulls live prices straight out of the index, so you can pick a real drive instead of guessing at numbers. No sign-up, no email gate.
costTCO calculatorHardware, electricity at your power price, and expected replacements over the horizon you actually keep drives for. Ends in cost per usable TB per year.open →capacity + riskRAID plannerUsable capacity in TB and TiB, failures survived, resilver time, and the odds of an unrecoverable read error killing the rebuild.open →break-evenUsed vs newPrices in the higher failure rate and shorter warranty of refurbished drives, and gives you the used price above which the discount stops being real.open →
intellectual property
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