EXHIBIT 23.1 CONSENT OF INDEPENDENT ACCOUNTANTS We hereby consent to the incorporation by reference in this Registration Statement on Form S-3 of our report dated February 26, 2003 relating to the financial statements, which appears in Marvell Technology Group Ltd.'s Annual Report on Form 10-K for the year ended February 1, 2003. We also consent to the reference to us under the heading "Experts" in such Registration Statement. /s/PRICEWATERHOUSECOOPERS LLP PricewaterhouseCoopers LLP San Jose, California October 1, 2003