Why Chip Manufacturing Won't Stop Right Away
Inventory buffers exist:
- SK Hynix explicitly said it has "sufficient inventory" and "almost no chance" of being affected
- Morningstar analyst confirmed both Samsung and SK Hynix have "sufficient reserves to sustain production for the time being"
- HBM supply contracts for NVIDIA are locked in for the year
Supply diversification:
- South Korea sources from 15 exporters including China, Belgium, Singapore, U.S., Russia
- U.S. domestic production (~79M cubic meters/year) is the world's largest and unaffected
- Canada and Algeria are also significant producers
Helium is used in small quantities per chip — ASP Isotopes noted the cost per microchip is at the
"9th or 10th decimal" — so existing inventory stretches further than you'd think
Why It Gets Dangerous If the War Drags On
Phil Kornbluth's (the top helium consultant) timeline is the key framework:
| Duration | Impact |
|---|
| < 2 weeks | Manageable, inventory covers gap |
| 2–4 weeks | Industrial gas distributors forced to reallocate cryogenic equipment, revalidate suppliers |
| 60–90 days | Price spikes 25–50%, potential production curtailments |
| 3–6 months | Supply chain doesn't return to normal even after Qatar restarts |
The Strait of Hormuz is the wildcard — even if Qatar restarts production, if the strait stays closed, pre-filled containers sitting at Ras Laffan can't get to market.
Bottom Line
Short-term (weeks): No. Inventory + diversified sourcing protects fabs.
Medium-term (1–3 months): Real risk of production slowdowns, especially for smaller fabs without strategic reserves. Price spikes hurt margins.
Long-term (3–6 months+): Genuine threat to output, particularly in South Korea. At that point NVIDIA, TSMC, and the entire AI buildout feels it — not because chips stop entirely, but because
yields drop, costs spike, and delivery timelines slip.The reason NVIDIA's stock sold off isn't that chips stop tomorrow — it's that the
probability distribution of bad outcomes just got fatter on the right tail.