Lenovo ServeRAID M5120, Руководство пользователя

Страница: 28 / 74

1-10 Overview
•
Simplifies cabling between devices
•
Eliminates the master-slave construction used in parallel ATA
•
Allows addressing of multiple SATA III targets through an expander
•
Allows multiple initiators to address a single target (in a fail-over
configuration) through an expander
•
Displays activity and fault indicators for each PHY
•
Each port on the controller supports SAS devices, SATA devices, or
both using SSP, SMP, STP, and SATA. SSP enables communication
with other SAS devices.
•
Enables the controller to communicate with other SATA devices.
•
Supports staggered spin-up
•
Supports hot plug
1.6.4 PCI Express Performance
The following list describes the PCI Express performance features of the
ServeRAID-M5120 controller:
•
Provides a PCI Express 3.0 interface that:
– Supports a dedicated PCI Express bus
– Supports x8 lane configuration
– Supports transfer rates of up to 8 Gb/s per lane
– Complies with the PCI Express Specification , Revision 3.0
•
Provides unequaled performance through the Fusion-MPT
architecture
•
Provides high throughput and low CPU utilization to offload the host
processor
1.6.5 Usability Features
The following list describes the usability features of the ServeRAID-
M5120 controller:
•
Simplifies cabling with point-to-point, serial architecture
•
Supports smaller, thinner cables that do not restrict airflow