Intel® RAID Adapters RSP3TD160, RSP3MD088, RSP3DD080 and RSP3WD080 Hardware User Guide
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Background Consistency Checking
Yes
Yes
Yes
Yes
Patrol Read for Media Functionality
Yes
Yes
Yes
Yes
S.M.A.R.T Support
Yes
Yes
Yes
Yes
Enclosure Management
Yes
Yes
Yes
Yes
RAID Support Before Operating
System Loaded
Yes
Yes
Yes
Yes
Write Back Cache with optional
Protection
Yes
Yes
Yes
No
Intel® RAID Management Software
Yes
Yes
Yes
Yes
Hot-Spare Support, Global &
Dedicated
Yes
Yes
Yes
Only Global
2.7
Fault Tolerance Features
The next table describes the Fault-tolerant features of the Intel® Tri-Mode RAID adapters
Table 3. Fault-tolerant features
Specification
RSP3TD160F
RSP3MD088
RSP3DD080F RSP3WD080E
Support for SMART
A
Yes
Yes
Yes
Yes
Drive failure detection
Automatic
Automatic Automatic
Automatic
Drive rebuild using hot spares
Automatic
Automatic Automatic
Automatic
Parity generation and checking
Yes
Yes
Yes
Yes
1
The Self-Monitoring Analysis and Reporting Technology (SMART) detects up to 70 percent of all
predictable drive failures. In addition, SMART monitors the internal performance of all motors,
heads, and drive electronics.
2.8
Array Performance Features
The next table describes the Array performance features of the Intel® Tri-Mode RAID adapters
Table 4. Array performance features
Specification
RSP3TD160F
RSP3MD088F RSP3DD080F
RSP3WD080E
PCI Express host data transfer rate 8GT/s per lane
8GT/s per lane 8GT/s per lane 8GT/s per lane
Drive data transfer rate
12Gb/s per lane
12Gb/s per
lane
12Gb/s per lane 12Gb/s per lane
Maximum scatter/gather I/O
80 elements
80 elements
80 elements
80 elements
Maximum size of I/O requests
6.4 MB in 64-KB strips 6.4 MB in 64-
KB strips
6.4 MB in 64-KB
strips
6.4 MB in 64-KB
strips
Maximum queue tags per drive
As many as the drive
can accept
As many as the
drive can
As many as the
drive can accept
As many as the
drive can accept
Strip sizes
8 KB, 16 KB, 32 KB, 64
KB, 128 KB, 256 KB,
8 KB, 16 KB, 32
KB, 64 KB, 128
8 KB, 16 KB, 32
KB, 64 KB, 128
64K
Maximum number of concurrent
commands
255
255
255
?