Architecture

Hi Team,

I am little bit confused about the architecture and the products in EMC. kindly provide me the architecture diagram for the below three product.

EMc celerra NX4

EMC clarrion AX4

EMC clarrion CX4

and also please let know whether there is difference in architecture for all celerra product?

and also please let know whether there is any difference in architecture for all clarrion product?

thank you so much in advance.