Marvell Technology Group (MRVL)

at 3:30 P.M. Pacific time

Table of Contents

ANNUAL GENERAL MEETING OF SHAREHOLDERS OF

MARVELL TECHNOLOGY GROUP LTD.

will be held at:

Hyatt Regency Hotel

Santa Clara Convention Center

5101 Great America Parkway

Santa Clara, California 95054

Friday, July 10, 2009

3:30 p.m., Pacific Time

NOTICE OF INTERNET AVAILABILITY OF PROXY MATERIAL:

The Notice of Meeting, proxy statement and proxy card

are available at www.marvellproxy.com

Please complete, sign, date

and mail your proxy card in

the envelope provided

as soon as possible.

Please detach along perforated line and mail in the envelope provided.

00033300000000001000 4

071009

Unless otherwise specified, this proxy will be voted FOR the nominees for director and FOR the proposal listed below.

PLEASE SIGN, DATE AND RETURN PROMPTLY IN THE ENCLOSED ENVELOPE. PLEASE MARK YOUR VOTE IN BLUE OR BLACK INK AS SHOWN HERE

In their discretion, the proxy holders are authorized to vote upon such other business as may properly come before the meeting or any adjournment or postponement thereof.

In order for your shares to be voted by the proxy holders, your proxy card must be received by 12:00 p.m., Eastern time, on July 10, 2009 at the address set forth on the reverse hereof. Regardless of the number of shares you own or whether you plan to attend the meeting, it is important that your shares be represented and voted. Please complete, sign, date and return this proxy card. Returning this proxy card does NOT deprive you of your right to attend the annual general meeting and to vote your shares in person.

1. Election of two directors: FOR AGAINST ABSTAIN

Sehat Sutardja Class 3

Pantas Sutardja Class 3

2. To re-appoint PricewaterhouseCoopers LLP as our auditors and independent registered public accounting firm, and to authorize the audit committee, acting on behalf of the board of directors, to fix the remuneration of the auditors and independent registered public accounting firm, in both cases for the fiscal year ending January 30, 2010.

MARK “X” HERE IF YOU PLAN TO ATTEND THE MEETING.

To change the address on your account, please check the box at right and indicate your new address in the address space above. Please note that changes to the registered name(s) on the account may not be submitted via this method.

Signature of Shareholder Date: Signature of Shareholder Date:

Note: Please sign exactly as your name or names appear on this proxy. When shares are held jointly, each holder should sign. When signing as executor, administrator, attorney, trustee or guardian, please give full title as such. If the signer is a corporation, please sign full corporate name by duly authorized officer, giving full title as such. If signer is a partnership, please sign in partnership name by authorized person.

Table of Contents

MARVELL TECHNOLOGY GROUP LTD.

PROXY VOTING INSTRUCTION CARD

Dear Shareholder:

Your vote is important. Please consider the proposals discussed in the enclosed proxy statement of Marvell Technology Group Ltd. and:

Complete, sign, date and mail the proxy card in the enclosed postage-prepaid envelope; or

Send the proxy card, if the envelope is missing, to:

Marvell Technology Group Ltd.

c/o American Stock Transfer & Trust Company

59 Maiden Lane

New York, NY 10038

If you receive more than one set of proxy materials from the company, please act promptly on each set of materials you receive because each set represents separate blocks of shares. If you return multiple cards, you may use the same return envelope. Please indicate if you plan to attend the annual general meeting in the box provided. If you wish to revoke your proxy, you may do so at any time before your proxy is voted at the annual general meeting. You can do this in one of three ways:

(1) you can send the Secretary of the company a written notice stating that you want to revoke your proxy;

(2) you can complete and submit a new later dated proxy card; or

(3) you can attend the annual general meeting and vote in person.

You must submit your notice of revocation or a new later dated proxy card to the company at the address set forth above. Your notice of revocation or new later dated proxy card must be received by 12:00 p.m., Eastern time, on July 10, 2009.

MARVELL TECHNOLOGY GROUP LTD.

PROXY SOLICITED ON BEHALF OF THE BOARD OF DIRECTORS

OF THE COMPANY FOR THE ANNUAL GENERAL MEETING ON JULY 10, 2009

The undersigned, a shareholder of MARVELL TECHNOLOGY GROUP LTD., a Bermuda company, acknowledges receipt of a copy of our notice of annual general meeting of shareholders and the accompanying proxy statement and our Annual Report on Form 10-K for the year ended January 31, 2009, and, revoking any proxy previously given, hereby constitutes and appoints Sehat Sutardja, Ph.D., and Clyde R. Hosein, and each of them, his, her or its true and lawful agents and proxies with full power of substitution in each, to vote our common shares standing in the name of the undersigned at our annual general meeting of shareholders to be held on Friday, July 10, 2009 at 3:30 p.m., Pacific time, and at any adjournment or postponement thereof, and instructs said proxy to vote as follows:

Shares represented by this proxy will be voted as directed by the shareholder. If no such directions are indicated, the proxy holders will have the authority to vote FOR the election of the two directors and FOR proposal 2, and in accordance with the discretion of the proxy holders, on any other matters as may properly come before the annual general meeting.

Please complete, sign, date and return the proxy card promptly using the enclosed envelope.

YOUR VOTE IS VERY IMPORTANT.

(Continued and to be signed on the reverse side.)

14475

3:30 p.m., Pacific Time

Please complete, sign, date

and mail your proxy card in

the envelope provided as

soon as possible.

¯ Please detach along perforated line and mail in the envelope provided. ¯