The SYSTEM ∀-99 (WD-M01) ∀ Gundam "Turn A Gundam" which has a power output of 27000 kW (+/-5000 kW)is the highest output normal sized mobile suit with the name Gundam. The MRX-009 Psyco Gundam has an output of 33600 kW, however, it stands a massive 41.0 meters tall, and is essentially a mobile fortress. The RX-78GP03 Gundam Dendrobium Orchis has an output of 38900, but that is the powerplant onboard the Orchis mobile armor attachment, not the actual GP03 itself. i think in the "normal gundam" (with normal size as mobile suit and no equipment weapon), the list are: