hardwarelogic.com — Hiper claims its “M series” 630 watt unit (HPU-4M630) “represents the new ultra-efficient (85%) power solutions of the Type M Series with the well-known HIPER Mesh-Design in an environmental-friendly packaging.” They go on to note that the unit “complies with latest ATX12V v2.2 & EPS12V v2.91 form factors.” HardwareLogic tests these claims.