Adaptec 5805 - About the Adaptec RAID 51645

Chapter 3: About Your RAID Controller ● 23
About the Adaptec RAID 51645
The Adaptec RAID 51645 is a SAS RAID controller with these features:
Form Factor Full Height, Half Length
Bus compatibility PCIe
PCIe bus width x8
PCIe bus speed 2.5 Gb/s
Phys (Unified Serial Ports) 20
Standard cache 512 MB DDR2
Connectors, Internal 4 mini-SAS x4 (SFF-8087)
Connectors, Exteneral 1 mini-SAS x4 (SFF-8088)
Maximum number of disk drives 20 direct-attached (or up to 256 with expanders)
Enclosure Support I2C and SGPIO
Onboard speaker Yes
Battery Backup Module Adaptec Battery Module 800/800T (sold separately—see
page 17)
CN1
I2C, CN0
I2C, CN1
Ext. Alarm
Aggregate Activity
Reserved
Activity CN2, CN3
I2C, CN3
I2C, CN2
Activity
CN0, CN1
CN6
CN0
CN2
CN3
Mode 0 Flash
ABM-800 connector
1 external
mini-SAS
connector
4 internal
mini-SAS
connectors