What would be the wattage of a typical six inch slide performing calculations as quickly as a top-of-the-line Intel microchip? Or if it would be physically impo

What would be the wattage of a typical six inch slide performing calculations as quickly as a top-of-the-line Intel microchip? Or if it would be physically impossible because of speed of light considerations, what would be the wattage of n slide rules in parallel performing such computations such that it adds up to the throughput of a microchip? Speaking of boiling the ocean . . .