Marvell Technology Group (Nasdaq: MRVL) reported earnings on May 17. Here are the numbers you need to know.

The 10-second takeaway
For the quarter ended April 28 (Q1), Marvell Technology Group beat expectations on both revenue and earnings per share.

Compared to the prior-year quarter, revenue dropped slightly and GAAP earnings per share shrank significantly.

Margins dropped across the board.

Revenue details
Marvell Technology Group tallied revenue of $796.4 million. The 28 analysts polled by S&P Capital IQ wanted to see a top line of $768.7 million on the same basis. GAAP-reported sales were 0.8% lower than the prior-year quarter's $802.4 million.

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Source: S&P Capital IQ. Quarterly periods. Dollar amounts in millions. Non-GAAP figures may vary to maintain comparability with estimates.

EPS details
EPS came in at $0.23. The 31 earnings estimates compiled by S&P Capital IQ averaged $0.20 per share. GAAP EPS of $0.16 for Q1 were 27% lower than the prior-year quarter's $0.22 per share.

Source: S&P Capital IQ. Quarterly periods. Non-GAAP figures may vary to maintain comparability with estimates.

Margin details
For the quarter, gross margin was 54%, 430 basis points worse than the prior-year quarter. Operating margin was 11.8%, 670 basis points worse than the prior-year quarter. Net margin was 11.9%, 640 basis points worse than the prior-year quarter.

Looking ahead
Next quarter's average estimate for revenue is $862.3 million. On the bottom line, the average EPS estimate is $0.27.

Next year's average estimate for revenue is $3.56 billion. The average EPS estimate is $1.19.

Investor sentiment
The stock has a four-star rating (out of five) at Motley Fool CAPS, with 1,364 members rating the stock outperform and 75 members rating it underperform. Among 305 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 290 give Marvell Technology Group a green thumbs-up, and 15 give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on Marvell Technology Group is outperform, with an average price target of $18.58.

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Seth Jayson had no position in any company mentioned here at the time of publication. You can view his stock holdings here. He is co-advisor of Motley Fool Hidden Gems, which provides new small-cap ideas every month, backed by a real-money portfolio. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.