India, April 17 -- Chipmaker Nvidia, is expecting to take a quarterly charge of around $5.5 billion according to filings with the US Securities and Exchange Commission, linked to exporting H20 graphics processing units to artificial intelligence (AI) companies in China and some other countries (D:5 countries under US export guidelines).

The H20 chips, optimised for training and inference of large language models, are critical for AI companies. A DeepSeek effect, in addition to the trade wars? The escalating tiff, with Chinese imports to the US now attracting 245% tariffs, cast a long shadow over global technology markets. And supply chains.

It is estimated that Nvidia will lose around $16 billion in revenue this year; and the stock pric...