The Intel RAID Controller RS2SG244, with twenty-four internal, & four external ports, supports both internal drive storage & external JBOD expansion for up to 240 SATA or SAS drives. With a large number of internal ports, the Intel RAID Controller RS2SG244 connects up to 24 drives inside the server via direct connection or passive backplane. Using the external SAS ports, multiple JBODs can be connected to a server, providing a scalable & affordable solution for growing storage requirements.