... L2 cache Two 204-pin DDR3 SO-DIMM slots, up to 4GB Six Intel PCIe GbE controllers, support two channels BYPASS ... FLASH BIOSSystem memoryTwo 204-pin DDR3 SO-DIMM slots, up to 4GBStorageInterface3*SATA , 1*IDE , 1* CFHard DriveSupport 1* 3.5 ... LAN card low power consumption industrial firewall network security platform,router,UTM