User`s guide

Chapter 3: About Your RAID Controller ● 18
About the Adaptec RAID 5085
The Adaptec RAID 5085 is a SAS RAID controller with these features:
Form Factor Low-profile MD2
Bus compatibility PCIe
PCIe bus width x8
PCIe bus speed 2.5 Gb/s
Phys (Unified Serial Ports) 8
Standard cache 512 MB DDR2
Connectors, external 2 mini-SAS x4 (SFF-8088)
Maximum number of disk drives 8 direct-attached (or up to 256 with expanders)
Enclosure Support I2C and SGPIO (Serial General Purpose Output)
Onboard speaker Yes
Battery Backup Module Adaptec Battery Module 800/800T (sold separately—see
page 17)
Mounting bracket
PCIe x8 connector
2 external SAS
connectors
Battery connector
Drive Activity LED
connectors for CN1/CN0
CN0
CN1
Diagnostic
LEDs
Activity
LEDs
Ext. Alarm
Mode 0 Flash
connector
Aggregate Activity
Audible Alarm