I/O Card Interfaces
Rev 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