Version 4.0$$$HeavyLoad now also supports installation on ARM64 systems.$$$$$$The CPU stress tests have been revised. Instead of the previous factorial calculations; a matrix calculation is now used. The new calculation generates a significantly higher CPU load; which enables more realistic stress tests.$$$$$$The graphics card stress test has been improved so that a higher load is generated.$$$An error that could occur in rare cases during program startup has been fixed.$$$An error that could occur in rare cases during the graphics card stress test has been fixed.$$$Support for the outdated Windows Server 2012 R2 and Windows 8.1 operating systems has been discontinued.