QSFP+ evolved as the standard to support 10Gb/s data rates per SFF-8436. QSFP products support quarter small form-factor pluggable with the different data rate comparing with QSFP+, so there is no change in the product solution. Since QSFP+ can provide higher bandwidth, it is likely that it will eventally replace QSFP as this package standard. Gradually, QSFP becomes obsolete.Is there a difference in physical form between QSFP+ connectors and QSFP connector ? Will a QSFP+ cable be able to be connected to a QSFP port, and will a QSFP cable be able to be connected to a QSFP+ port ?
same cable type. The best deal I've found for brocade qsfp+ for stacking is: NEW Brocade 58-0000033-01 4x10GE QSFP Passive Cable 1M 100033290123 | eBay