Some of Europe's most popular AI-linked stocks fell for a second day on Tuesday, after an analyst note late last week that flagged a possible slowdown by Microsoft on data centre leasing knocked sentiment ahead of make-or-break results from Nvidia .

Chinese companies are increasingly placing more orders for Nvidia's (NASDAQ:NVDA) H20 artificial intelligence chip amid rising demand for DeepSeek's (DEEPSEEK) low-cost AI models, Reuters reported on Tuesday citing people familiar with the matter.