ATX12VO V3 standard shrinks the connector and maximizes power efficiency — new 8-pin connector also brings smarter power supply monitoring
… It also introduces new Low Power and High Power modes to improve safety and efficiency. According to Intel’s internal testing,, a conventional multi-rail design consumed around 1.29X more power at idle and 1.12X more power during benchmark workloads than the ATX12VO V3 reference platform. …