Intel Integrated RAID Module RMS25JB040 - Storage controller (RAID) - 4 Channel - SATA 6Gb/s / SAS 6Gb/s - 600 MBps - RAID 0/ 1/ 10/ 1E - PCIe 3.0 x8 - for Server Board DBS2600/ Server System P4308/ R1208/ R2224/ R2312/ Workstation Board W2600