High-density cable management bar

Example high-density cable management bars are provided. In an example, a cable management bar comprises a cable channel configured to fit one or more cables and comprising a first end and a second end. The cable management bar can also comprise a first attachment point extending perpendicular from the first end. The cable management bar can also comprise a second attachment point extending perpendicular from the second end, the first attachment point and the second attachment point configured to attach to a rackmount computer, the cable management system configured to extend away from a rack in which the rackmount computer is located when attached to the rackmount computer via the first attachment point and the second attachment point, and when the rackmount computer is mounted in a rack.