To run this build and join the "Ground Branch," your "base of operations" (PC) should meet these minimum requirements from the Steam Page: : Intel Core i5-2500K or AMD FX-8350 Memory : 8 GB RAM
While the developers did not release official patch notes for this specific build, file changes indicate it was a targeted update for the Preview Depot . Here is a breakdown of what was modified: Engine Maintenance: Updates to DefaultEngine.ini ground branch build 14724463 work