IBM System x3400 M3 small-office server teardown Summary: Bill Detwiler cracks open the IBM System x3400 M3 small-office server in this TR Dojo teardown gallery. By Bill Detwiler | August 10, 2010 -- 06:13 GMT (23:13 PDT) Follow @billdetwiler Previous | Next Image 35 of 84 The optional IBM ServeRAID SAS/SATA Controller takes up one of the PCIe slots. The two large cables run to the circuit board behind the hard drive bays.Photo credit: Bill Detwiler / TechRepublic Topics: IBM, Servers Kick off your day with ZDNet's daily email newsletter. It's the freshest tech news and opinion, served hot. Get it.