Press Release

PLX TECHNOLOGY CEO TO PRESENT AT A.G. EDWARDS' EMERGING GROWTH CONFERENCE 2006

SUNNYVALE, Calif. - September 6, 2006 - PLX Technology, Inc. (NASDAQ: PLXT), the leading supplier of PCI Express™ (PCIe) and other standard input/output (I/O) interconnect silicon, today announced that Michael Salameh, PLX® president and chief executive officer, will present at the A.G. Edwards' Emerging Growth Conference 2006, taking place later this month in New York. Salameh will deliver his presentation Sept. 20, 3:00 p.m. (EDT) on the company's PCIe, USB and PCI interconnect chips, markets for those products, and PLX's financial history.

There will be a live Webcast of the presentation available through the Investors section of the PLX Web site, at plxtech.com/investors/news. The Webcast will then be archived, also available through the site's Investors section. Company and product information is available on the PLX Web site at plxtech.com. Information on the conference can be found at capitalmarkets.agedwards.com/capitalmarkets/events.html.

About PLX

PLX Technology, Inc., based in Sunnyvale, Calif., USA, is a leading supplier of PCI Express and other standard I/O interconnect silicon to the communications, server, storage, embedded-control, and consumer industries. The PLX solution provides a competitive edge to our customers through an integrated combination of high-performance silicon, hardware and software design tools, and partnerships. These innovative solutions enable our customers to develop equipment with industry-leading performance, scalability and reliability. Furthermore, the combination of PLX product features and supporting infrastructure allow customers to bring their designs to market faster. PLX PCI, PCI-X, PCI Express, and USB devices are designed into a wide variety of applications across multiple industries. In addition to its headquarters in the United States, PLX has offices in China, Japan, Taiwan, and the United Kingdom, while also supporting customers through distributors, sales representatives and an on-demand customer-relationship-management system.

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

PLX editorial contact:
Jerry Steach
CommonGround Communications (for PLX)
415.222.9996
jsteach@plxtech.com

Company contact:
Stephen Loh
PLX Technology
408.328.3556
sloh@plxtech.com