LSI SATA 150 - Manual (Page 21)

SATA 150 Storage Adapter Characteristics 1-7
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– Use a low-cost 7-pin connector with thin, flexible cables
– Use low voltage signaling levels to reduce current draw, EM
emission, and signal switching time
•
PCI Specification, Version 2.2:
– Backward compatible with previous implementations of the PCI
specification
– SATA 150-6 and SATA 150-4 boards conform to half-size PCI
form factor. SATA 150-2 board conforms to low-profile PCI form
factor.
1.2.1 Hardware and Software Characteristics
Table 1.2 lists hardware and software characteristics of the SATA 150
storage adapters.
Table 1.2 SATA 150 Board Characteristics
Feature SATA 150-6 SATA 150-4 SATA 150-2
Number of Serial ATA Ports 6 4 2
Intelligent RAID Management Yes, using the Intel
80302 processor Yes, using the Intel
80302 processor No
PCI Bus Width and Speed 64-bit, 66 MHz 64-bit, 66 MHz 32-bit, 66 MHz
PCI Data Transfer Rate
1
533 Mbytes/s 533 Mbytes/s 266.5 Mbytes/s
Supported RAID Levels 0, 1, 5, 10, and 50 0, 1, 5, and 10 0 and 1
SDRAM Support 64 Mbytes ECC
SDRAM 64 Mbytes ECC
SDRAM None
Cache Function Write-back, Write-
through, Adaptive Read
Ahead, Non-Read
Ahead, Read Ahead,
Cache I/O, Direct I/O Write-back, Write-
through, Adaptive Read
Ahead, Non-Read
Ahead, Read Ahead,
Cache I/O, Direct I/O None
Hot Spare Pool Yes Yes No
Hardware Exclusive-OR
Generation and Checking Yes Yes No
Enclosure Management Support
Using the I
2
C Interface
Yes Yes No