80 PLUS® Titanium certifies that a 115V internal non-redundant power supply unit is at least 90% efficient at 10%, 92% efficient at 20%, 94% efficient at 50% and 90% efficient at 100% load. A 230 V EU internal non-redundant must be 90% efficient at 10%, 94% efficient at 20%, 96% efficient at 50% and 91% efficient at 100% load. See the 80 PLUS Certification Rating Chart for full information.