FIRST AMENDMENT TO THE PURCHASE AGREEMENT

EXHIBIT 10.1

FIRST AMENDMENT TO THE PURCHASE AGREEMENT

THIS FIRST AMENDMENT TO THE PURCHASE AGREEMENT (this " Amendment "), dated as of June 17, 2009, by and between Quantum Corporation , a Delaware corporation with headquarters at 1650 Technology Drive, Suite 800, San Jose , CA 95110-1382 (" Quantum ") and EMC Corporation, a Massachusetts corporation with headquarters at 176 South Street, Hopkinton, Massachusetts 01748 ( " EMC "), amends the Purchase Agreement by and between Quantum and EMC dated as of June 3, 2009 (the " Purchase Agreement ").

BACKGROUND

WHEREAS, as of the date hereof, the parties are amended and restating the Third Amended and Restated Embedded Software License and Distribution Agreement effective as of April 1, 2009 by and among Quantum, EMC and certain subsidiaries of EMC (the " Third Amended and Restated OEM "), on the terms and subject to the conditions set forth in the Fourth Amended and Restated Embedded Software License and Distribution Agreement (the " Fourth Amended and Restated OEM" ); and

WHEREAS, the parties wish to amend the Purchase Agreement to reflect certain terms of the Fourth Amended and Restated OEM as set forth herein.

NOW, THEREFORE, in consideration of the mutual promises contained herein, and for other good and valuable c