what is the largest capacity of RAM in the world

[Aniruddha Shingare]

I want to know what is the largest capacity of RAM ?

 

[LookItsRain]

www.google.com

 

[tsuneo6]

Theoretically: 16.8 million terabytes.
In practice... Will depend on how much your motherboard supports. there are however, or will be 128GB RAM modules. so 1 terrabyte would be the max you can put in a PC, but I'm not sure any motherboard supports that?

http://en.wikipedia.org/wiki/64-bit#Limitations_of_practical_processors