MICROSCRAPPINGE-waste field guide
Drives & media · Tier B

Hard drive PCBs

Old SCSI and fibre-channel boards pay double what SATA boards pay — $20/lb vs $10/lb. More gold contacts, more layers, bigger chips with gold bond wire.

Au 0.3–0.8 g/lbAg 0.5–2 g/lbCu 15–25%
eBay typical$15–45per lb
Refiner pays$15per lb
Metal in it$29.0per lb at 4 Aug 2026 spot
Confidencemedof the yield figures

How to spot it

The small green board on the underside of a hard drive, with gold spring contacts where it meets the head-arm flex.

Metal content

MetalQuantityNotes
Gold0.3–0.8 g/lbold SCSI/FC boards at the top
Silver0.5–2 g/lb
Copper15–25%

At 4 Aug 2026 spot prices that works out to $29.0 per pound of contained metal — Gold 0.2 g = $26.1, Silver 1 g = $1.90, Copper 90 g = $0.96. A refiner paying $15 returns about 52% of that, which is normal: refining costs money and the buyer takes a margin.

Safe removal

Working temperature: Cold

Torx T6/T8 screws. Lift straight off the contact block.

Questions

How much gold is in hard drive pcbs?

Gold: 0.3–0.8 g/lb. Silver: 0.5–2 g/lb. Copper: 15–25%. At current spot that is about $29.0 of contained metal per pound.

How do you identify hard drive pcbs?

Old SCSI and fibre-channel boards pay double what SATA boards pay — $20/lb vs $10/lb. More gold contacts, more layers, bigger chips with gold bond wire.

How do you remove hard drive pcbs safely?

Torx T6/T8 screws. Lift straight off the contact block.

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