The maximum amount of RAM that can be installed and utilised is the minimum of the following: 1  Maximum amount of memory supported by the memory controller for the Nehalem microarchitecture the memory controller is part of the CPU. Older systems usually had the memory controller on the motherboard.
Basic Electromagnetic Wave Properties - Electromagnetic radiation is characterized by a broad range of wavelengths and frequencies, each associated with a specific intensity (or amplitude) and quantity of energy.
The visible spectrum of the electromagnetic spectrum is known as visible light. The visible spectrum has various different color with different wavelengths. The violet color has shortest wavelength while the red color has the longest wavelength. It can be seen in the above diagram.