Nvidia's options are fund your competition to keep the market dynamic, or let the government do it by breaking you a part.
So yes. That's how American competition works.
It isn't a zero sum game. We try to create a market environment that is competitive and dynamic.
Monopolies are threat to both the company and a free open dynamic market. If Nvidia feels it could face an antitrust suit, which is reasonable, it is in its best interest to fund the future of Intel.
That's American capitalism.