There is a time when you should seriously consider buying Nvidia (NVDA) - Get Report .

TheStreet's Action Alerts PLUS Portfolio Manager Jim Cramer said Nvidia offers an ecosystem and is far ahead in artificial intelligence, machine learning and autonomous driving.

Cramer said the stock should be bought when it drops.

Nvidia shares are up 56% so far this year. 

Thanks partly to soaring AI-related demand, Nvidia's Datacenter product segment saw revenue rise 186% annually in the company's April quarter to $409 million, after rising 205% in the January quarter, per a report from TheStreet's Eric Jhonsa.

Nvidia stock traded up 0.3% to $167.98 by Friday's close.

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