You can find more info about the Apache's specifications here.

The AH-64 Apache is the Army's heavy division/corps attack helicopter. The AH-64D Longbow ... fire-and-forget radar-guided HELLFIRE missile and cockpit management and digitization enhancements.

This delivery bolsters its attack capabilities with the final delivery of a fully modernized AH-64E Apache helicopter. This milestone completes the UK's AH-64E fleet upgrade, solidifying its ...

Eventually the Apache was upgraded with a so-called “glass cockpit”; consolidating various ... it was originally designed by Hughes Helicopter. In 1984, McDonnell Douglas purchased Hughes ...