Exhibit 99.1

                       Two Semiconductor Veterans Join PLX
                         Technology Board of Directors

    SUNNYVALE, Calif.--(BUSINESS WIRE)--Nov. 17, 2004--PLX Technology,
Inc. (NASDAQ:PLXT), the leading supplier of standard I/O interconnect
silicon to the communications, server, storage, embedded-control, and
consumer industries, today announced that Thomas Riordan and Patrick
Verderico have joined the PLX(R) board of directors, and that Tim
Draper has resigned from the board, effective immediately.
    Mr. Riordan is one of the pioneers of the original MIPS-processor
architecture and has more than 17 years of experience in the
microprocessor industry. He is currently vice president of
architecture at PMC-Sierra (NASDAQ:PMCS). Prior to joining PMC-Sierra,
Mr. Riordan was cofounder, chief executive officer and president of
Quantum Effect Devices, a leading supplier of MIPS-architecture
microprocessors.
    "Tom is a great addition to the board because he has a deep
understanding of interconnect technology trends in our target
markets," said Michael Salameh, president of PLX Technology. "This,
along with his semiconductor and general management experience, will
help us enhance the strategy and performance of PLX."
    Mr. Verderico has worked in the high technology industry for more
than 25 years, including serving as chief financial officer of Cypress
Semiconductor (NYSE:CY), chief financial officer of Creative
Technology (NASDAQ:CREAF), chief operating officer of Maxtor
(NYSE:MXO), vice president of Assembly Operations of Philips
Semiconductors (NYSE:PHG), partner of PricewaterhouseCoopers, and
corporate controller of National Semiconductor (NYSE:NSM).
    "Patrick's unique blend of financial, manufacturing, operations
and international management are a welcome addition to our board as we
expand PLX's scope," said Salameh.
    The Company also announced that Timothy Draper, a director since
1986, has resigned from the board, due to time conflicts.
    "Tim was one of the original investors in PLX and has been an
enthusiastic supporter of PLX since the beginning," said Salameh. "He
helped guide us through our major milestones, including seed
investment, venture financing and the initial public offering.
    Mssrs. Riordan and Verderico join PLX Technology board members
Salameh, D. James Guzy, John Hart, Robert Smith, and Wei-Ti Liu.

    About PLX

    PLX Technology, Inc. (www.plxtech.com), based in Sunnyvale,
Calif., USA, is the leading supplier of standard I/O interconnect
silicon to the communications, server, storage, embedded-control, and
consumer industries. The PLX solution provides a competitive edge to
customers through an integrated combination of high-performance
silicon, hardware and software design tools. These innovative
solutions enable customers to develop products with industry-leading
performance and functionality. Furthermore, the combination of PLX
product features, supporting development tools and partnerships allows
customers to bring their designs to market faster. PLX PCI and USB
interconnect chips are designed into a wide variety of communications,
server, storage, embedded-control and consumer products.

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


    CONTACT: PLX Technology, Inc.
             Rafael Torres, 408-774-9060
             rtorres@plxtech.com
             or
             CommonGround Communications (for PLX)
             Jerry Steach, 415-222-9996
             jsteach@plxtech.com