Adaptec SAS/SATA/SCSI RAID Controllers - Manual (Page 18)

Chapter 3: About Your RAID Controller ●
18
About the Adaptec 4000
The Adaptec 4000 is a low-profile SAS Zero Channel RAID controller with these features:
Bus compatibility PCI-X, 3.3V
Maximum bus width 64-bit
Maximum bus speed 133 MHz
Standard cache 128 MB
Maximum number of disk drives 8
Audible alarm No
Mounting bracket
PCI-X connector
I2C connector
LED connector
Mode 0 Flash connector