IDC: Nvidia's AI chip shipments in China fell 44% YoY to 678K in H1 2026, as its market share slid to 34% amid US export curbs and rising domestic competition
Nvidia's (NVDA.O) share of China's market for data-centre AI chips fell to 34% in the first half of 2026, as US export controls restricted supplies …
Context & Ripple Effects
U.S. restrictions have progressively narrowed Nvidia's China product path since the company warned about export limits in 2022, while the curtailed H20 channel became a focal point in 2025. IDC had already found that Chinese GPU and AI-chip suppliers took nearly 41% of the AI-server market in 2025, reducing Nvidia's share to 55%.
The first-half figures put a sharper measure on that shift: Nvidia is losing both shipment volume and share in a market where domestic alternatives have been gaining deployment opportunities under constrained supply.
First-order effects
- Nvidia shipped 678,000 data-centre AI chips in China in the first half of 2026, down 44% year over year, and its share fell to 34%, reducing its position with Chinese AI-infrastructure buyers.
- Chinese GPU and AI-chip makers gain a larger installed base in China as buyers unable to source Nvidia products turn to domestic supply.
Second-order effects
- Chinese data-centre operators face a more fragmented accelerator procurement market, making the software and systems support around domestic chips more consequential to purchasing decisions.
- U.S. export controls shift competitive advantage toward suppliers that can sell into China without licensing constraints, reinforcing the pressure Nvidia identified when it said the policy had spurred Chinese rivals in its 2025 critique of the curbs.
Third-order effects
- If domestic suppliers sustain their 2025-to-2026 gains, China's AI-server market will increasingly develop around a separate local hardware ecosystem rather than Nvidia-led standardization.
- The gap between restricted and unrestricted AI-chip markets is becoming a hardware-strategy split: export policy influences not only Nvidia's sales, but where competing accelerator platforms achieve scale.
The trend: AI-chip export restrictions are accelerating the localization of China's data-centre accelerator supply and splitting global AI hardware competition into distinct markets.