High-flierNvidia Corp.'s(NASDAQ:NVDA) rally has got the Street excited, with a bullish analyst issuing a Street-high forecast for the stock earlier this week. But at least one analyst has chosen to take the cautious route amid the stock's gravity-defying climb.

Cautious on Nvidia:The prospects for Nvidia are phenomenal but they are predicated on the company maintaining 70% gross margins and on its ability to grow at a long-term compounded annual growth rate of 45% per year, said Thomas Hayes,Chairman and Managing Member at Great Hill Capital, in an interview with Channel...