I/O Card InterfacesRev 1.0
Mellanox Technologies
10
2 I/O Card Interfaces
Figure 2: PCI Connection

2.1 I/O Interfaces

The ConnectX-2 I/O card is VPI-capable, supporting InfiniBand or Ethernet on either port. The
following table shows the supported configurations.
Table 4 - VPI Support

2.1.1 InfiniBand Interface

The ConnectX-2 VPI adapter card is compliant with the InfiniBand Architecture Specification,
Release 1.2.1. It has two compliant QSFP InfiniBand ports, with four Tx/Rx pairs of SerDes con-
nected to QSFP connectors.

2.1.2 Ethernet Interface

The ConnectX® -2 VPI adapter card is compliant with the IEEE Std 802.3ae Specification. Each port
can be connected to a 10 Gigabit Ethernet switch through the use of QSFP to SFP+ hybrid cables.
Port 1 Port 2 Supported
IB IB supported
IB EN supported
EN IB not supported
EN EN supported