●HP SpaceMouse Pro USB 3D Input Device
●HP SpacePilot Pro USB 3D Input Device from 3Dconnexion
●eSATA Adapter
●HP Thunderbolt-2 PCIe 1-port I/O Card
●HP IEEE 1394b FireWire PCIe Card
●HP Wireless Keyboard & Mouse
HP 64GB (1x64GB) DDR4-2400 ECC LR RAM(FOR V4 CPU)
HP RAM/8GB DDR4-2666 (1x8GB) ECC RegRAM/(Z4G4/Z6G4/Z8G4)
HP RAM/16GB DDR4-2666 (1x16GB) ECC RegRAM/(Z4G4/Z6G4/Z8G4)
HP RAM/32GB DDR4-2666 (1x32GB) ECC RegRAM/(Z4G4/Z6G4/Z8G4)
HP 8GB (1x8GB) DDR4-2400 nECC
HP 16GB (1x16GB) DDR4-2400 nECC