EXHIBIT 99.1

FOR IMMEDIATE RELEASE

Investor’s Contact:
Tony Massetti
QLogic Corporation
Phone: 949/389-7533
tony.massetti@qlogic.com

QLogic Announces Appointment of President and
Chief Operating Officer

Teleconference Scheduled for Friday, April 20 at 2:00 p.m. Pacific Time

ALISO VIEJO, Calif., April 20, 2007 – QLogic Corp. (Nasdaq:QLGC), the leader in Fibre Channel host bus adapters (HBAs), stackable switches and blade server switches, announced the appointment of Jeff Benck as President and Chief Operating Officer, reporting to H.K. Desai, Chief Executive Officer and Chairman of the Board. Jeff, who most recently served as IBM’s vice president of modular and blade systems development, brings more than 20 years of technology and systems experience to QLogic.

“We are very pleased to have Jeff join the QLogic team in this new role of President and COO,” said H.K. Desai. “Jeff’s industry experience and customer insight make him an ideal fit for this new role at QLogic. I look forward to working with Jeff to achieve continued growth and success.”

“I’m excited about joining the QLogic team as President and COO”, said Jeff Benck. “QLogic’s record for growth and financial performance has been among the best in the technology industry. I believe QLogic is uniquely positioned to continue as a leader in the system interconnect technology market. I look forward to being part of the QLogic team and welcome the opportunity to contribute to its ongoing success.”

As President and Chief Operating Officer of QLogic, Jeff will oversee all development programs, sales, marketing, and manufacturing operations.

Jeff was most recently responsible for development of IBM’s industry standard server, storage and blade product lines. He is widely known for his role in establishing IBM’s leadership in blade computing with their BladeCenter product line of servers where Jeff served as the business line executive.

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QLogic will host a conference call at 2:00 p.m. Pacific Time (5:00 p.m. Eastern Time) to answer questions about this announcement. H.K. Desai, Chief Executive Officer and Chairman of the Board, and Tony Massetti, Senior Vice President and Chief Financial Officer, will conduct the call, which will be webcast live at http://www.qlogic.com and via CCBN. Phone access is available at (719) 457-2728, pass code: 7943220.

A replay of the conference call will be available via webcast at http://www.qlogic.com for twelve months. An audio replay will also be available through May 4, 2007 at (719) 457-0820 or (888) 203-1112, pass code: 7943220.

About QLogic

QLogic is a leading supplier of high-performance storage networking solutions, producing the controller chips, host bus adapters (HBAs) and fabric switches that are the backbone of storage networks for most Global 2000 corporations. The company delivers a broad and diverse portfolio of products that includes Fibre Channel HBAs, blade server embedded Fibre Channel switches, Fibre Channel stackable switches, iSCSI HBAs, iSCSI routers and storage services platforms for enabling advanced storage management applications. The company is also a leading supplier of InfiniBand switches and InfiniBand host channel adapters for the emerging High Performance Computing Cluster (HPCC) market. QLogic products are delivered to small-to-medium businesses and large enterprises around the world via its channel partner community. QLogic products are also powering solutions from leading companies like Cisco, Dell, EMC, Hitachi Data Systems, HP, IBM, NEC, Network Appliance and Sun Microsystems. QLogic is a member of the S&P 500 Index.

Note: All QLogic-issued press releases appear on the company’s website (www.qlogic.com). Any announcement that does not appear on the QLogic website has not been issued by QLogic.

Disclaimer — Forward Looking Statements

This press release contains statements relating to future results of the company (including certain beliefs and projections regarding business trends) that are “forward-looking statements” as defined in the Private Securities Litigation Reform Act of 1995. Such forward-looking statements are subject to risks and uncertainties that could cause actual results to differ materially from those projected or implied in the forward-looking statements. The company advises readers that these potential risks and uncertainties include, but are not limited to: potential fluctuations in operating results; gross margins that may vary over time; revenues may be affected by changes in IT spending levels; the stock price of the company may be volatile; the company’s dependence on the storage area network market; the ability to maintain and gain market or industry acceptance of the company’s products; the company’s dependence on a limited number of customers; seasonal fluctuations and uneven sales patterns in orders from customers; the company’s ability to compete effectively with other companies; declining average unit sales prices of comparable products; a reduction in sales efforts by current distributors; dependence on sole source and limited source suppliers; the company’s dependence on relationships with certain silicon chip suppliers; the complexity of the company’s products; sales fluctuations arising from customer transitions to new products; the uncertainty associated with SOX 404 compliance; environmental compliance costs; terrorist activities and resulting military actions; international economic, regulatory, political and other risks; uncertain benefits from strategic business combinations; the ability to attract and retain key personnel; recognition of compensation expense related to employee stock options and the company’s employee stock purchase plan; the decreased effectiveness of equity compensation; difficulties in implementing smaller geometry process technologies; the ability to protect proprietary rights; the ability to satisfactorily resolve any infringement claims; reliance on third party licenses; the use of “open source” software in our products; changes in our tax provisions or adverse outcomes resulting from examination of our income tax returns; computer viruses and other tampering with the company’s computer systems; and facilities of the company and its suppliers and customers are located in areas subject to natural disasters.

More detailed information on these and additional factors which could affect the company’s operating and financial results are described in the company’s Forms 10-K, 10-Q and other reports filed, or to be filed, with the Securities and Exchange Commission. The company urges all interested parties to read these reports to gain a better understanding of the many business and other risks that the company faces. The forward-looking statements contained in this press release are made only as of the date hereof, and the company does not intend to update or revise these forward-looking statements, whether as a result of new information, future events or otherwise.

QLogic and the QLogic logo are registered trademarks of QLogic Corporation. Other trademarks and registered trademarks are the property of the companies with which they are associated.

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