After months of pushing the U.S. government to reverse restrictions on certain chip sales to China, it seems that Nvidia Corp. and Advanced Micro Devices Inc. will be able to sell there again — but newly reported details on the arrangement have some analysts worried that a dangerous precedent has been set.

The arrangement crafted by the Trump administration is “unusual,” analysts told CNBC, but underscores the president's transactional nature.

This article discusses the basics surrounding the new export trade deal for Nvidia and AMD with Trump and the consequences of the deal for the two companies and beyond.