![](https://pdfstore-manualsonline.prod.a.ki/pdfasset/0/56/056d74b5-8296-426e-8ef4-2073f10d48a1/056d74b5-8296-426e-8ef4-2073f10d48a1-bg24.png)
Chapter 3: About Your RAID Controller ● 35
About the Adaptec RAID 6805/6805Q
The Adaptec RAID 6805/6805Q 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) 8
Standard cache 512 MB DDR2
Connectors, internal 2 mini-SAS x4 (SFF-8087)
Maximum number of disk drives 8 direct-attached (or up to 256 with expanders)
maxCache SSD support 6805Q: Up to eight solid state drives, 1TB capacity, max.
See the maxCache compatibility list at www.adaptec.com/
compatibility.
Enclosure Support I2C and SGPIO (Serial General Purpose Input/Output)
Onboard speaker Yes
Zero Maintenance Cache
Protection Module
Adaptec Flash Backup Module AFM-600 (6805: optional,
sold separately; 6805Q: standard, pre-installed)
2 internal mini-SAS
connectors
CN1
CN0
Mounting bracket
PCIe x8 connector
Drive Activity LED connector for CN0/CN1
I2C connector for CN0
Aggregate Activity
Ext. Alarm connector
Daughterboard
connector
I2C connector for CN1
HDA mode connector
Diagnostic LEDs
Drive Activity LEDs
(back of card)