NEC Express5800 Series User Manual page 82

Chapter 2 Preparations
 Installed as standard
*1 Lane: Indicates the transfer performance (transfer bandwidth).
<e.g.> For PCI Express
1 lane = 2.5 Gbps (unidirectional), 4 lanes = 10 Gbps (unidirectional)
For PCI Express 2.0
1 lane = 5 Gbps (unidirectional), 4 lanes = 20 Gbps (unidirectional)
For PCI Express 3.0
1 lane = 8 Gbps (unidirectional), 4 lanes = 32 Gbps (unidirectional)
Socket: Indicates the connector size. A card up to the number of sockets can be connected.
<e.g.> x4socket = x1card, x4card can be installed. x8 card cannot be installed.
* Maximum card depth that can be inserted.
LowProfile: Up to 200 mm
* For details of functions of each card, refer to the technical guide.
* The card performance described in the parentheses after the Product name indicates the maximum operation
performance of the card.
* When the operation performance of a PCI card is higher than the PCI slot on the server, the PCI card operates with
the performance of the PCI slot on the server.
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Can be installed − Cannot be installed
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Express5800/R110e-1E User's Guide
1. Installing Internal Optional Devices