Adaptec 6805Q 2270700-R User Manual

Chapter 3: About Your RAID Controller

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About the Adaptec RAID 6405

The Adaptec RAID 6405 is a SAS RAID controller with these features:

Form Factor

Low-profile MD2

Bus compatibility

PCIe Gen2

PCIe bus width

x8

Data transfer rate

6 Gb/s per port

Phys (Unified Serial Ports)

4

Standard cache

512 MB DDR2

Connectors, internal

1 mini-SAS x4 (SFF-8087)

Maximum number of disk drives

4 direct-attached (or up to 256 with expanders)

Enclosure Support

I2C and SGPIO (Serial General Purpose Input/Output)

Onboard speaker

Yes 

Zero Maintenance Cache 
Protection Module

Adaptec Flash Backup Module AFM-600 (optional; sold 
separately)

Mounting bracket

PCIe x8 connector

Internal mini-SAS 
connector CN0

Drive Activity LED connector for CN0

I2C connector for CN0

Aggregate Activity

Ext. Alarm connector

Daughterboard 
connector

HDA mode connector

Diagnostic LEDs

Activity LEDs
(back of card)