Exhibit 23

Consent of Independent Registered Public Accounting Firm

The Board of Directors

Applied Materials, Inc.:

We consent to the incorporation by reference in the registration statements (Nos. 333-35396; 333-116393; 333-143377; 333-157661; 333-181666; 333-211965; 333-225578; 333-256559; 333-256561; and 333-274195) on Form S-8 and the registration statement (No. 333-257078) on Form S-3ASR of our reports dated December 15, 2023, with respect to the consolidated financial statements of Applied Materials, Inc., and the effectiveness of internal control over financial reporting, incorporated herein by reference.

/s/ KPMG LLP

KPMG LLP

Santa Clara, California

December 15, 2023

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