"464" could refer to a specific version of FlashPrint. Software versioning often involves incrementing numbers to signify updates, with each update potentially adding new features, fixing bugs, or improving performance.
The 4.6 line typically runs lighter on older PCs compared to the OpenGL-heavy FlashPrint 5. flashprint 464 new download
The installer is significantly smaller in size compared to newer slicers, making it run perfectly on older laptops and workshop computers. given the right configuration.
While primarily designed for FlashForge printers, FlashPrint can often be used with other FFF/FDM 3D printers, given the right configuration.