The new Netstor NA381TB Thunderbolt™ 2 storage with PCIe expansion integrates Mac mini Server into enclosure through dedicated rear plate drawer to make Mac mini Server an enterprise solution for professionals. The Netstor NA381TB has two Thunderbolt™ 2 ports with each port giving fast data throughput up to 20Gbps. In addition to the mass storage design supporting twenty-four (24) SAS/SATA 6G/3Gbps HDDs over 100TB, the Thunderbolt™ 2 rackmount chassis is capable of accommodating up to 3 almost full-length, full-height PCIe cards including RAID, FC/10GbE network card for increasing I/O capabilities and turning NA381TB into RAID subsystem for shared data center in support of SAN.