Press Release

PLX Technology CFO to Present at COWEN, ThinkEquity Conferences

SUNNYVALE, Calif. -- May 24, 2010 -- PLX Technology (NASDAQ: PLXT), a leading global supplier of software-enriched silicon connectivity solutions for the enterprise and consumer markets, today announced that Arthur Whipple, PLX® chief financial officer, will be presenting at two upcoming financial conferences in New York. Whipple will present at the Cowen and Co. 38th Annual Technology Media & Telecom Conference (June 2, 8:00 a.m. EDT) and at ThinkEquity's 1st Annual Semiconductor Conference (June 3, 1:00 p.m. EDT), addressing the worldwide connectivity-silicon market and PLX's leadership role in it.

Audio Webcasts of each presentation will be available through the Investors section of the PLX Web site at www.plxtech.com/investors. The Webcasts will then be archived, also available through the site's Investors section, for 90 days.

PLX company and product information is available at www.plxtech.com.

Information on the Cowen & Co. conference is at www.cowen.com/UpcomingConferences.html. Information on the ThinkEquity conference is at www.thinkequity.com/events/Semiconductor/2010.

About PLX

PLX Technology, Inc. (NASDAQ: PLXT), based in Sunnyvale, Calif., USA, is an industry-leading global provider of semiconductor based connectivity solutions primarily targeting the enterprise and consumer markets. The Company develops innovative software-enriched silicon that enables product differentiation, reliable interoperability and superior performance. www.plxtech.com.

PLX Technology and the PLX Technology logo are trademarks or registered trademarks of PLX Technology, Inc.

Editorial Contact:
Jerry Steach
CommonGround Communications (for PLX)
415.222.9996

Company Contact:
Arthur Whipple
CFO, PLX Technology
408.774.9060