Rambus (RMBS) S-8 Registration of securities for employees

Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the use in this Registration Statement on Form S-8 of Rambus Inc.of our report datedFebruary 21, 2014relating to the financial statements and the effectiveness of internal control over financial reporting ofRambus Inc., which appears in Rambus Inc.’s Annual Report on Form 10-K for the year ended December 31, 2013.

/s/ PricewaterhouseCoopers LLP

San Jose, California

May 2, 2014