needed after a power supply Sharkoon had adopted after 6 years with fireworks, urgent replacement for my old backup PC. and tuts for the power supply connections here tadellos.die enough for everything they need. it had not yet under full load, so play, run, therefore only limited evaluation possible after it has yes no 80% certification, it could be just a strong graphics card. for continuous operation would be anyway a PSU with 80% cert. necessary, and will cost just 20 euros more.