The ship was armed with a main battery of ten /45 Mark 5 guns in five twin Mark 7 gun turrets on the centerline, two of which were placed in a superfiring pair forward. The other three turrets were placed aft of the superstructure. The secondary battery consisted of twenty-one /50 Mark 6 guns mounted on Mark 9 and Mark 12 pedestal mounts in casemates along the side of the hull. As was standard for capital ships of the period, she carried a pair of torpedo tubes, submerged in her hull on the broadside.