4-Slot Expansion I-Module With 1 PCIe X8, 3 PCIe X4

MIC-75M40-00A2: Supports 4 x PCIe slots, including 1x PCIEx8, 3x PCIEx4
MIC-75M40-01A2: Supports 3 x PCIe slots, including 1x PCIEx8, 2x PCIEx4
1x SATA (2x 2.5" HDD bay)
Support 1x 8cm FAN (Optional)
Dimension (W x H x G): 90 x 192 x 230 mm