Intel RS3DC040 Hardware User Guide - Page 22

Table 3. 12Gb/s Intel® RAID Controller Hardware Specifications Specification Intel® RAID Controller RS3WC080 Intel® RAID Controller RS3DC040/RS3DC080 RAID levels Devices supported per port Number of ports Data transfer rate 0, 1, 5, 10, 50 Up to 15 SAS devices or SATA III devices (such as drives and expanders) Eight ports through two SFF-8643 mini-SAS HD-4i connectors Up to 12Gb/s per PHY 0, 1, 5, 6, 10, 50, 60 Up to 15 SAS devices or SATA III devices (such as drives and expanders) Intel® RAID Controller RS3DC040 - Four ports through one SFF-8643 mini-SAS HD-4i connector Intel® RAID Controller RS3DC080 - Eight ports through two SFF-8643 mini-SAS HD-4i connectors Up to 12Gb/s per PHY Bus Cache function PCIe 3.0 Write-through, non-read-ahead, cache I/O, direct I/O PCIe 3.0 Write-back, write-through, non-readahead, read-ahead, cache I/O, direct I/O Multiple virtual drives per controller Up to 64 (this value is dependent on Up to 64 (this value is dependent on the firmware) the firmware) Online capacity expansion Yes Yes Dedicated and global hot spares Yes Yes Hot-swap devices supported Yes Yes Non-drive devices supported Mixed-capacity drives supported Number of internal connectors Yes Yes Two SFF-8643 mini-SAS HD-4i connectors Yes Yes Intel® RAID Controller RS3DC040 - One SFF-8643 mini-SAS HD-4i connector Intel® RAID Controller RS3DC080 - Two SFF-8643 mini-SAS HD-4i connectors Hardware exclusive OR (XOR) assistance Direct I/O Architecture Yes Yes Fusion-MPT Yes Yes Fusion-MPT 12 12Gb/s Intel® RAID Controllers User Guide