Advanced Micro Devices Inc AMD just wrapped up its second quarter, and the numbers are pretty impressive. The chipmaker reported revenue of $11.54 billion, beating the $11.28 billion analysts were looking for. Adjusted earnings came in at $1.66 per share, also ahead of the $1.61 estimate. That's a solid double beat, and the kind of report that usually gets investors excited.

But here's the thing: the stock actually moved lower after hours. More on that in a bit.

AMD Q2 Earnings Highlights

Revenue jumped 50% compared to the same period last year. The real star of the show was the Data Center segment, which pulled in $6.7 billion, up a whopping 107% year-over-year. That's more than double, and it's clearly where the growth is coming from. The Client and Gaming segment brought in $3.8 billion, up 6%, while Embedded added $977 million, up 19%.

The company also reported $2 billion in operating income for the quarter. It ended the period with about $5.09 billion in cash and cash equivalents, plus $8.03 billion in short-term investments. So there's plenty of dry powder for whatever comes next.

CEO Lisa Su sounded pretty upbeat about the results. "We delivered an excellent quarter, with record revenue and profitability as Data Center revenue more than doubled year-over-year," she said. She also highlighted the momentum heading into the second half: "We enter the second half with strong momentum as EPYC demand accelerates, Instinct deployments scale and Helios begins to ramp. More broadly, AI is driving a significant expansion in demand for compute across all of our markets."

What's On The Horizon For AMD?

Looking ahead, AMD expects third-quarter revenue of approximately $13 billion, give or take $300 million. That's above the $12.52 billion analysts had penciled in. The company also expects adjusted gross margin to be around 56%, which is in line with what it just reported.

Executives were scheduled to discuss the quarter on an earnings call at 5 p.m. ET.

AMD Shares Move Lower After Hours

So why the dip? Heading into the report, AMD shares were up about 146% year-to-date. That's a massive run, and sometimes good news just isn't enough to keep the momentum going. In after-hours trading, the stock was down 5.48%, trading at $490.18 at the time of publication. It's a classic "sell the news" reaction, even when the news is pretty good.

For investors, the key takeaway is that AMD's growth story is intact, especially in data center and AI. The guidance for next quarter suggests the company sees more of the same. But with the stock already up so much, some profit-taking is natural.