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Why have laptops and gaming systems gotten better and cheaper over time?

💰 Money · updated 1 week ago · 3 min read
Why have laptops and gaming systems gotten better and cheaper over time?
Short answerBecause semiconductor manufacturing compounds — every process shrink roughly halves the cost per transistor, and that cost curve flows straight through to final-product price-performance.

Consumer electronics — laptops, gaming consoles, graphics cards — have gotten faster, smaller, and cheaper per unit of performance because the underlying chips obey a compounding cost curve that has held for roughly fifty years. The economics are not magic. They are manufacturing scale, design improvements, and decades of compounding process improvements that show up directly in the price of the final product.

The semiconductor industry’s defining feature is that the cost per transistor falls with every generation of manufacturing process. A transistor is the basic switch inside every chip. When a fab moves to a smaller process node — say, from 14 nanometers to 7 nanometers — it can fit roughly twice as many transistors in the same area, or the same number of transistors in half the area, with comparable or better performance per watt. The cost of building each fab is enormous (leading-edge fabs now cost $10–20 billion), but the cost per transistor on the resulting wafers drops roughly 30% per node on average.

This is what Gordon Moore observed in 1965 (and what the BEA paper on Moore’s Law formalizes): the number of transistors per integrated circuit doubles roughly every two years, while the cost per transistor falls by a similar factor. A 2024-vintage smartphone processor has transistors that, adjusted for inflation, would have cost tens of millions of dollars to fabricate individually in 1971.

For laptops and gaming systems, the implication is direct:

The Federal Reserve’s PPI series for “Semiconductor and Other Electronic Component Manufacturing” (PCU33443344 on FRED) tracks this directly: the index has fallen roughly 80–90% from its 1980s baseline, with periodic sharp drops (1985–86 when Japanese DRAM flooded the market, the 2000s as foundries consolidated) and occasional reversals (2021–2022 during the chip shortage).

There are two caveats worth knowing:

The economic takeaway for buyers: don’t pay a premium for “future-proofing” on specs you’ll use in five years, because the same nominal dollars in three years will likely buy meaningfully more performance. If you can wait six months on a non-urgent purchase, you usually get more for the same money. The corollary for sellers: the price-performance ratio you can offer keeps improving year over year without you having to cut prices — your margins rise passively just by riding the same curve your competitors are riding.

The broader economic-indicator context is useful here — semiconductors are a leading indicator of inflation and supply-chain pressure, which is one reason the Fed watches PPI releases closely. The leading indicators answer covers how this category of data fits into the broader economic signal set, and the economic-indicator overview explains why individual data points matter less than the pattern across several.

Sources

BEA - Why Are Semiconductor Price Indexes Falling So Fast?
BEA - Moore's Law and the Semiconductor Industry: A Vintage Model
FRED - Producer Price Index: Semiconductor and Other Electronic Component Manufacturing

This is general information, not professional financial advice. For decisions about your situation, talk to a qualified professional.

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