Marvell Technology Group Ltd.

Outlook for the Fourth Quarter of Fiscal Year 2019

Reconciliations from GAAP to Non-GAAP (Unaudited)

(In millions, except per share amounts)

Outlook for Three Months Ended

February 2, 2019

GAAP revenue

 $790 - $830

Special items:

—

Non-GAAP revenue

$790 - $830

GAAP gross margin

46%

Special items:

Share-based compensation

0.2%

Amortization of acquired intangible assets

7%

Other costs of goods sold

12%

Non-GAAP gross margin

65%

Total GAAP operating expenses

 $375 - $385

Special items:

Share-based compensation

55

Restructuring related charges

15

Amortization of acquired intangible assets

21

Other operating expenses

2

Total non-GAAP operating expenses

$285 - $290

GAAP diluted net income per share from continuing operations

 $(0.05) - $(0.01)

Special items:

Other costs of goods sold

0.15

Share-based compensation

0.09

Restructuring related charges in operating expenses

0.02

Amortization of acquired intangible assets

0.12

Other (gains) and losses in interest and other income, net

Other income tax effects and adjustments

Non-GAAP diluted net income per share from continuing operations

$0.30 - $0.34

Quarterly Revenue Trend (Unaudited)

(In thousands)

Three Months Ended

% Change

November 3,
 2018

August 4,

2018*

October 28,
 2017

YoY

QoQ

Storage (1)

$

406,822

$

335,764

$

315,338

29

%

21

%

Networking (2)

398,424

283,330

253,159

57

%

41

%

   Total Core

805,246

619,094

568,497

42

%

30

%

Other (3)

45,805

46,216

47,805

(4)

%

(1)

%

Total Revenue

$

851,051

$

665,310

$

616,302

38

%

28

%

* Results for the three months ended August 4, 2018 include total Cavium revenue from the period July 6, 2018 to August 4, 2018.