I've been thinking a lot about dividend strategy lately, and there's something interesting happening in the tech sector that most people overlook. While everyone chases high yields upfront, the real wealth building happens through consistent dividend growth over time. That compounding effect is honestly underrated.

Looking at some of the top dividend yield stocks worth holding long-term, two names keep standing out to me: Broadcom and Microsoft. Not because they offer massive yields right now, but because of what happens when you hold them for a decade or two.

Take Broadcom. The AI boom has created this massive $73 billion backlog for their custom chips and networking gear. The company's currently yielding around 0.77%, which seems low on the surface. But here's where it gets interesting - they've been growing their dividend at 12% annually over the past five years. If that pace continues, you're looking at a 2.39% yield on your original investment after 10 years, and 7.43% after 20 years. That's the power of reinvestment and compound growth working for you.

What makes Broadcom sustainable as a dividend grower is their business fundamentals. They're pulling in $23 billion in net income on $64 billion in revenue, and they're only paying out roughly half their earnings as dividends. That leaves massive room to keep raising payouts even if demand softens.

Microsoft tells a similar story but from a different angle. They've been increasing dividends by 10% annually over the last five years, and the current yield sits at 0.90%. The software business has generated consistent profits for decades. They've got 450 million commercial seats in Microsoft 365, and last quarter they reported 17% year-over-year revenue growth. The enterprise market isn't going anywhere, and that's their moat.

Here's what's key about both these stocks when thinking about top dividend yield stocks - they're only paying out 22% and roughly 50% of earnings respectively. There's room to grow. Most people see a 0.77% or 0.90% yield and walk away. But if you're thinking 10 or 20 years out, this is exactly the kind of patient capital deployment that builds wealth.

The AI tailwinds for Broadcom are undeniable, and Microsoft's entrenched position in enterprise software means they'll keep finding ways to monetize new opportunities like AI agents. Both have the financial strength to weather downturns while maintaining dividend momentum.

If you're building a portfolio of top dividend yield stocks for the long haul, these two deserve serious consideration. The yield today isn't the story - the yield 10 years from now is.