MICROSCRAPPINGE-waste field guide
Ceramic, black top49 × 49 mm
Ceramic, bare top42 × 42 mm
Pin side — still gold49 × 49 mm

Drawn to true relative scale — the variants above are directly size-comparable.

Processors · Tier A

Ceramic CPU — no gold lid (black top)

Ceramic body but the top is black, bare ceramic, or a dull silvery solder-sealed lid rather than yellow. Pins are still gold — that's where the value is.

Au 1.0–1.8 g/lbAg 0.3–1 g/lb
eBay typical$130–250per lb
Refiner pays$88per lb
Metal in it$184per lb at 4 Aug 2026 spot
Confidencehighof the yield figures

How to spot it

Socket 5/7 Pentium, Mac ceramic, AMD ceramic without the aluminium plate. Directly measured at 0.06 g per Pentium 1 across a 30-chip run.

Metal content

MetalQuantityNotes
Gold1.0–1.8 g/lbpins + cavity; ~0.06 g per Pentium 1
Silver0.3–1 g/lb

At 4 Aug 2026 spot prices that works out to $184 per pound of contained metal — Gold 1.4 g = $183, Silver 0.6 g = $1.14. A refiner paying $88 returns about 48% of that, which is normal: refining costs money and the buyer takes a margin.

Safe removal

Working temperature: Board preheat 250–280 °C

Socket lever or preheat 250–280 °C and pull.

The common trap

Often sold on eBay as "gold cap" because the ceramic looks tan under a phone camera. Gold cap means a yellow metal lid, not a beige body.

Questions

How much gold is in ceramic cpu — no gold lid (black top)?

Gold: 1.0–1.8 g/lb. Silver: 0.3–1 g/lb. At current spot that is about $184 of contained metal per pound.

How do you identify ceramic cpu — no gold lid (black top)?

Ceramic body but the top is black, bare ceramic, or a dull silvery solder-sealed lid rather than yellow. Pins are still gold — that's where the value is.

How do you remove ceramic cpu — no gold lid (black top) safely?

Socket lever or preheat 250–280 °C and pull.

Related in Processors

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