Washington, D.C. · September 2021 — By the third quarter of 2021, a global semiconductor shortage that had begun with pandemic-related factory closures in early 2020 had escalated into a systemic supply chain crisis affecting at least 169 industries, according to analysis by Goldman Sachs. The automotive sector alone was projected to lose $210 billion in revenue, with major manufacturers halting production lines worldwide. The crisis exposed the fragility of a semiconductor supply chain concentrated in a handful of East Asian fabrication plants and built on just-in-time inventory models that left no buffer for systemic disruption.
Origins: A Perfect Storm
The shortage emerged from a convergence of factors that analysts described as a "perfect storm." The primary driver was the COVID-19 pandemic, which disrupted supply chains through multiple mechanisms simultaneously.
In early 2020, as lockdowns spread globally, automakers anticipated a sharp decline in vehicle demand and cancelled or reduced semiconductor orders. Chip manufacturers, facing excess capacity, redirected production toward the surging consumer electronics market — laptops, tablets, networking equipment, and gaming consoles — as remote work and remote learning drove a 13% increase in global PC demand and a 26.1% year-over-year growth in traditional computer sales in Q4 2020.
When vehicle demand recovered faster than expected in the second half of 2020, automakers found that semiconductor manufacturing capacity had already been committed to consumer electronics orders. The industry's just-in-time inventory model — which minimised stockpiles to reduce costs — meant there was no buffer to absorb the supply interruption.
Concentrated Supply and Geopolitical Tensions
The semiconductor manufacturing industry is highly concentrated geographically. Taiwan Semiconductor Manufacturing Company (TSMC) alone accounted for more than 50% of the global wafer foundry market in 2020. The top three foundries — TSMC, Samsung, and GlobalFoundries — controlled the vast majority of contract chip production.
This concentration created systemic risk. When disruptions affected specific facilities or regions, the impact cascaded globally. Key disruptive events during the shortage included:
| Event | Date | Impact |
|---|---|---|
| COVID-19 lockdowns | Early 2020 | Factory closures, logistics disruption |
| US sanctions on SMIC | September 2020 | China's largest chipmaker restricted from US-linked customers |
| Asahi Kasei plant fire | October 2020 | ADC/DAC component supply disrupted |
| Renesas factory fire | March 2021 | 30% of global automotive MCU supply affected; 100-day recovery |
| Texas winter storm | February 2021 | Samsung, Infineon, NXP plants in Austin closed |
| Taiwan drought | Summer 2021 | TSMC water usage (63,000 tons/day) threatened |
The US-China trade war further strained supply. In September 2020, the US Department of Commerce imposed restrictions on SMIC, forcing companies to seek capacity at already-maxed-out TSMC and Samsung facilities. In October 2022, Washington would expand these restrictions, mandating licences for chip exports to China using US software or hardware regardless of country of origin.
Automotive Industry: Hardest Hit
The automotive sector was disproportionately affected for several structural reasons. Modern vehicles contain semiconductors for engine control, braking, airbags, transmission, lighting, infotainment, connectivity, and advanced driver assistance systems. A single missing microcontroller — which might cost a few dollars — could prevent completion of a vehicle worth tens of thousands of dollars.
Additionally, many automotive semiconductors use older "mature-node" manufacturing processes (28nm and above) rather than the cutting-edge nodes used in smartphones. Mature-node capacity was limited, and chipmakers had little incentive to reconfigure factories for automotive customers who had cancelled orders at the pandemic's onset. Automotive chips also require lengthy qualification and reliability testing, meaning a substitute chip cannot be swapped in quickly.
The impact on production was severe:
- Ford parked thousands of unfinished vehicles at Kentucky Speedway while waiting for chips.
- Toyota planned to cut global vehicle production by 40% in September 2021.
- General Motors halted production of nearly all cars at its North American plants for one to two weeks in September 2021.
- Opel closed its Eisenach, Germany plant until 2022, temporarily laying off 1,300 workers.
- Stellantis paused production at two plants in France in mid-2022.
In Q3 2021, U.S. new car sales fell to two-thirds of the same period in 2020. AlixPartners estimated the auto industry would lose $210 billion in revenue in 2021 — nearly double the $110 billion projected in May and far above the initial $60.6 billion estimate. North America alone lost an estimated 2.3 million vehicles of production.
Consumer Electronics and Beyond
The shortage extended well beyond automotive. Graphics processing units (GPUs) from AMD and Nvidia were rarely in stock, with scalpers using automated bots to purchase inventory within seconds of release and reselling at markups of up to 300% above MSRP. Cryptocurrency mining further strained GPU supply, as miners purchased cards in bulk for proof-of-work computation.
The ninth generation of video game consoles — Microsoft's Xbox Series X/S and Sony's PlayStation 5, both launched in November 2020 — faced persistent shortages. Sony warned in May 2021 that PS5 supply constraints would continue into 2022. Nintendo produced 20% fewer Switch consoles than planned, cutting production from 30 million to 24 million units.
Even credit card issuance was affected: EMV chip shortages increased typical U.S. card replacement times from ten business days to six to eight weeks.
Government and Industry Response
The crisis prompted unprecedented government intervention. On 24 February 2021, U.S. President Joe Biden signed an executive order directing a review of semiconductor supply chain vulnerabilities. The White House hosted virtual summits with industry CEOs in April and September 2021 to press for solutions.
On 15 September 2021, European Commission President Ursula von der Leyen announced the forthcoming European Chips Act, aiming to build European semiconductor sovereignty. India outlined a chip manufacturing plan in December 2021.
Industry responses included:
- TSMC announced a $100 billion three-year investment to expand capacity, on top of its $12 billion Arizona fab plan.
- Intel announced a $20 billion plan to expand advanced chipmaking in Arizona.
- Automakers began negotiating directly with chip manufacturers rather than relying on tier suppliers, seeking longer-term contracts and redesigning vehicles to accept alternative chips.
These investments would eventually culminate in the U.S. CHIPS and Science Act, signed into law on 9 August 2022, providing $52.7 billion in subsidies and tax credits for domestic semiconductor manufacturing.
Sources
- Wikipedia, "2020–2023 global chip shortage,"
- CNBC, "Chip shortage expected to cost auto industry $210 billion in revenue in 2021," 23 September 2021
- Federal Reserve Bank of Cleveland, "Semiconductor Shortages and Vehicle Production and Prices," Economic Commentary 2021-17
- U.S. International Trade Commission, "The Roadblocks of the COVID-19 Pandemic in the U.S. Automotive Industry," working paper
- Congressional Research Service, "Semiconductor Shortage Constrains Vehicle Production," IF12000
FIRAT Editorial Board
Institutional Research Desk · Foresight Institute of Research and Translation
The collective editorial and research translation board of FIRAT, synthesising peer-reviewed evidence, policy briefs, and division milestones across our seven foundational research pillars.
