The TRC5008 5U rackmount computer is a 2-in-1 computing system configured with two small form factor PCI Express Gen3 backplanes called the BPG8150. Paired with dual-processor system host boards such as the Trenton BXT7059, the TRC5008 5U rackmount computer delivers enhanced PCI Express 3.0 option card capability, multiple front access HDD/SDD storage and DVD optical media support for each independent backplane and SHB combination. This 2-in1 computing system saves space and enables independent hardware and application software implementations in one chassis making the TRC5008 5U rackmount computer an ideal platform solution for military command and control or industrial automation applications.