NVIDIA tends to sit near the top of the semiconductor sector on both the growth and profitability factors — data center and AI-accelerator demand is converting into earnings quickly. That same strength means valuation already prices in a great deal of near-flawless execution, so the momentum factor tends to swing wider than most other megacaps.

The AI-chip competitive landscape (AMD, Intel, custom silicon), export restrictions to China, and the data center capex cycle are the key variables to watch. If you're convinced by the growth story, dollar-cost averaging is one way in; if you're trading shorter-term, size positions for real volatility.