FORM 4	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549	OMB APPROVAL
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).	STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940	OMB Number: 3235-0287 Expires: January 31, 2005 Estimated average burden hours per response. . .0.5 Filed By Romeo & Dye's Instant Form 4 Filer www.section16.net

1. Name and Address of Reporting Person* Chang Kuo Wei (Herbert)	2. Issuer Name and Ticker or Trading Symbol Marvell Technology Group Ltd. (MRVL)		6. Relationship of Reporting Person(s) to Issuer (Check all applicable) X Director                                       10% Owner     Officer (give title below)          Other (specify below)
(Last)      (First)     (Middle) 700 First Avenue	3. I.R.S. Identification Number of Reporting Person, if an entity (voluntary)	4. Statement for Month/Day/Year December 18, 2002
(Street) Sunnyvale, CA 94089		5. If Amendment, Date of Original (Month/Day/Year)	7. Individual or Joint/Group Filing (Check Applicable Line) X Form filed by One Reporting Person     Form filed by More than One Reporting Person
(City)     (State)     (Zip)	Table I — Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1. Title of Security (Instr. 3)	2. Trans- action Date (Month/ Day/ Year)	2A. Deemed Execution Date, if any (Month/Day/ Year)	3. Trans- action Code (Instr. 8)		4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 & 5)			5. Amount of Securities Beneficially Owned Follow- ing Reported Transactions(s) (Instr. 3 & 4)	6. Owner- ship Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock, par value $0.002 per share								260,000	I	By Investar Dayspring Venture Capital, Inc.
Common Stock, par value $0.002 per share								3,413,220	I	By Investar Semiconductor Development Fund, Inc.
Common Stock, par value $0.002 per share	12/18/02		S		38,600	D	$19.594	1,225,800	I	By Investar Burgeon Venture Capital, Inc.
Common Stock, par value $0.002 per share								50,796	I	By Investar Capital, Inc.
Common Stock, par value $0.002 per share								50,000	I	By Investar Excelsus Venture Capital (Int'l.) Inc.
Common Stock, par value $0.002 per share								184,616	I	By Forefront Venture Partners, L.P.
Common Stock, par value $0.002 per share								181,000	D

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number

FORM 4 (continued) Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conver- sion or Exercise Price of Derivative Security

3. Trans- action Date (Month/ Day/ Year)

3A. Deemed Execution Date, if any (Month/ Day/ Year)

4. Trans- action Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 & 5)

6. Date Exercisable and Expiration Date (Month/Day/ Year)

7. Title and Amount of Underlying Securities (Instr. 3 & 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Owner- ship Form of Deriv- ative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exer-cisable

Expira- tion Date

Title

Amount or Number of Shares

Stock Option (Right to Buy)

$15.00

(1)

06/26/10

Common Stock

30,000

30,000

D

Stock Option (Right to Buy)

$20.58

(2)

06/26/11

Common Stock

6,000

6,000

D

Stock Option (Right to Buy)

$21.59

(3)

06/21/12

Common Stock

6,000

6,000

D

Explanation of Responses:

(1) Of such 30,000 shares, not all shares are fully vested, and until fully vested, if exercised, would be subject to repurchase by the Company in the event of termination of the reporting person's services as a non-employee director of the Company. Vests 20% on 06/26/01 and 500 shares per month from 07/26/01 through 06/26/05. Reflects non-discretionary grants under 1997 Directors Plan.
(2) Of such 6,000 shares, not all shares are fully vested, and until fully vested, if exercised, would be subject to repurchase by the Company in the event of termination of the reporting person's services as a non-employee director of the Company. Vests 500 shares per month from 07/21/05 through 06/21/06. Reflects non-dsicretionary grants under 1997 Directors Plan.
(3) Of such 6,000 shares, not all shares are fully vested, and until fully vested, if exercis ed, would be subject to repurchase by the Company in the event of termination of the reporting person's services as a non-employee director of the Company. Vests 500 shares per month from 07/21/06 through 06/21/07. Reflects non-discretionary grants under 1997 Directors Plan.

By: /s/ Kuo Wei (Herbert) Chang
              
**Signature of Reporting Person December 18, 2002
Date

**Intentional misstatements or omissions of facts constitute Federal Criminal Violations.
See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed.
          If space is insufficient, See Instruction 6 for procedure.

Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.