Intel 12Gb/s, Руководство пользователя

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6 12Gb/s Intel® RAID Controllers User Guide
The 12Gb/s Intel
®
RAID Controllers use Fusion-MPT architecture for all major operating
systems, thinner drivers, and better performance.
Summary of 12Gb/s Intel
®
RAID Controller
Characteristics
This section summarizes the features and benefits offered by the 12Gb/s Intel
®
RAID
Controllers. It contains information on SAS features, SATA features, PCI performance,
integration, usability, and flexibility.
The 12Gb/s Intel
®
RAID Controllers have the following features.
Table 1. 12Gb/s Intel
®
RAID Controller Features
Feature RS3WC080 RS3DC040 RS3DC080
LSI SAS ROC or IOC LSI3008 LSI3108 LSI3108
PCIe x8 lane width (with support for x16 connectors) Yes Yes Yes
PCIe performance up to 8GT/s per lane Yes Yes Yes
1-GB DDR3 1866-MT/s onboard SDRAM No Yes Yes
Number of Internal 4-port SAS Connectors 2 1 2
Supported RAID levels 0, 1, 5, 10, 50 0, 1, 5, 6, 10, 50,
60
0, 1, 5, 6, 10, 50,
60
Advanced array configuration and management
utilities
Yes Yes Yes
Support for global hot spares and dedicated hot
spares
Yes Yes Yes
Support for user-defined strip sizes: 8, 16, 32, 64,
128, 256, 512, or 1024 KB
Yes Yes Yes
Advanced array configuration and management
utilities offer these capabilities:
•
Online capacity expansion to add space to an
existing drive or a new drive
•
Online RAID level migration
•
Drive migration
•
Drive roaming
•
No reboot necessary after expansion
•
Load balancing
•
Media scan
Yes Yes Yes