Nvidia's H20 chips pose security concerns for China, a social media account affiliated with China's state media said on Sunday, after Beijing raised concerns over backdoor access in those chips. The H20 chips are also not technologically advanced or environmentally friendly,

WASHINGTON] Nvidia and Advanced Micro Devices (AMD) agreed to pay 15 per cent of their revenues from chip sales to China to the US government as part of a deal with the Trump administration to secure export licenses,

The quid pro quo arrangement is unprecedented. According to experts, no US company has ever agreed to pay a portion of their revenues to obtain export licences.