Effective November 19, 2013, IBM® will withdraw from marketing select features for IBM FlashSystem™ 820.
Refer to the Withdrawn products section for more information. On or after the effective date of withdrawal, you can no longer order these products directly from IBM .
For new orders, the customer requested arrival date (CRAD) can be no later than December 19, 2013. You can obtain the products on an as-available basis through IBM Business Partners
See more details here