Intel 12Gb/s, Руководство пользователя

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12 12Gb/s Intel® RAID Controllers User Guide
Table 3. 12Gb/s Intel
®
RAID Controller Hardware Specifications
Specification Intel
®
RAID Controller RS3WC080
Intel
®
RAID Controller
RS3DC040/RS3DC080
RAID levels 0, 1, 5, 10, 50 0, 1, 5, 6, 10, 50, 60
Devices supported per port Up to 15 SAS devices or SATA III
devices (such as drives and
expanders)
Up to 15 SAS devices or SATA III
devices (such as drives and
expanders)
Number of ports Eight ports through two SFF-8643
mini-SAS HD-4i connectors
Intel
®
RAID Controller RS3DC040 –
Four ports through one SFF-8643
mini-SAS HD-4i connector
Intel
®
RAID Controller RS3DC080 –
Eight ports through two SFF-8643
mini-SAS HD-4i connectors
Data transfer rate Up to 12Gb/s per PHY Up to 12Gb/s per PHY
Bus PCIe 3.0 PCIe 3.0
Cache function Write-through, non-read-ahead,
cache I/O, direct I/O
Write-back, write-through, non-read-
ahead, read-ahead, cache I/O, direct
I/O
Multiple virtual drives per controller Up to 64 (this value is dependent on
the firmware)
Up to 64 (this value is dependent on
the firmware)
Online capacity expansion Yes Yes
Dedicated and global hot spares Yes Yes
Hot-swap devices supported Yes Yes
Non-drive devices supported Yes Yes
Mixed-capacity drives supported Yes Yes
Number of internal connectors Two SFF-8643 mini-SAS HD-4i
connectors
Intel
®
RAID Controller RS3DC040 –
One SFF-8643 mini-SAS HD-4i
connector
Intel
®
RAID Controller RS3DC080 –
Two SFF-8643 mini-SAS HD-4i
connectors
Hardware exclusive OR (XOR)
assistance
Yes Yes
Direct I/O Yes Yes
Architecture Fusion-MPT Fusion-MPT