Unlike Nod's power plant, GDI's power structure is described as 'clean and efficient'. 
|Advanced Turbines||Available once a Command Post is constructed, Advanced Turbines allow Power Plants to generate twice as much power for a small fee of 300 credits. This upgrade must be applied individually to each Power Plant (Ctrl+A).||Purchasable at Power Plants itseft|
Power Plants generate the energy needed by all GDI structures to function properly. Inexpensive and lightly armored, they are often targeted first, particularly in bases dependent on large amounts of turrets for defense.
The Tiberium wars era GDI power plants resemble the Tiberian dawn power plants.
- Tiberium Wars manual