LSI Logic Ser523 Rev B2 RAID SATA Controller Card. LSI is a leading provider of innovative silicon, systems and software technologies that enable products which seamlessly bring people, information and digital content together.

Specifications:

Model: Ser523 REV B2
Six-port serial ATA RAID adapter
64-bit/66MHz PCI bus
Integrated Intel GC80302 I/O processor
Serial ATA 150 drive mode support
RAID Levels 0, 1, 5, 10, and 50 supported
64 MB of integrated ECC SDRAM memory
Supports upto 40 logical drives and 6 physical drives per adapter
Auto resume during array reconstruction
Background initialization for Quick RAID 5 setup
Dimensions: 6.875"" x 4.2"" ( 174.63 x 106.68 mm)