Rambus (RMBS) 8-KChanges in Registrant's Certifying Accountant

Exhibit 16.1

February 28, 2024

Securities and Exchange Commission

100 F Street, N.E.

Washington, DC 20549

Commissioners:

We have read the statements made by Rambus Inc. (copy attached), which we understand will be filed with the Securities and Exchange Commission, pursuant to Item 4.01 of Form 8-K of Rambus Inc. dated February 26, 2024. We agree with the statements concerning our Firm contained therein.

Very truly yours,

/s/PricewaterhouseCoopers LLP

San Jose, California

Attachment