User manual
Rev 1.7
Mellanox Technologies
8
About this Manual
This User Manual describes Mellanox Technologies ConnectX®-3 40 Gigabit Ethernet Single and
Dual QSFP+ port PCI Express x8 adapter cards. It provides details as to the interfaces of the
board, specifications, required software and firmware for operating the board, and relevant docu-
mentation.
Intended Audience
This manual is intended for the installer and user of these cards.
The manual assumes basic familiarity with E
thernet networks and architecture specifications.
Related Documentation
Table 2 -
Mellanox Firmware Tools (MFT) User Manual
Document no. 2204UG
User Manual describing the set of MFT firmware management tools for a
single node.
See http://www
.mellanox.com => Support => Download Firmware Tools
IEEE Std 802.3 Specification This is the IEEE Ethernet specification
http://standards.ieee.org/getieee802
PCI Express 3.0 Specifications Industry Standard PCI Express 3.0 Base and C
ard Electromechanical
Specifications
Documents List
Document Conventions
When discussing memory sizes, MB and MBytes are used in this document to mean size in mega
bytes. The use of Mb or Mbits (small b) indicates size in mega bits. In this document PCIe is used
to mean PCI Express.
Technical Support
Customers who purchased Mellanox products directly from Mellanox are invited to contact us
through the following methods.
•URL: http:/
/www.mellanox.com => Support
• E-mail: su
pport@mellanox.com
• Tel: +1.408.916.0055
Customers who purchased Mellanox M-1 Global Support Servic
es, please see your contract for
details regarding Technical Support.










