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What would make a noise in a PC on graphics operations on a passively-cooled system?

Fresh5 days ago
Mar 15, 2026970 views
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Problem

I have this system based on the Intel D510MO motherboard, which is basically an Atom D510 (dual-core HT Atom w/built-in GPU), an Intel NM10 chipset, and a Realtek Gigabit LAN controller. It's entirely passively cooled. I noticed almost immediately that there was a kind of very, very soft noise that…

Error Output

sudo hdparm -y /dev/sda

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Fix for: What would make a noise in a PC on graphics operations on a passively-cooled system?

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It may be a capacitor or a voltage regulator, they can emit some pitched electrical/magnetic noise when put under load. This thread discuss a similar problem.

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