um 5 things..
-external sata x-dock
-internal gpu holder
-2.5 ssd bracket
-included fans
-tool-free design
advance gives u the ability to add a ssd on the top of the chassis easily... | basic gives u a normal accessories bed
advance gives u an internal gpu holder | basic doesn't
advance gives u a 2in1 2.5 ssd bay adapter
advance is fully tool-less | basic offers 2 5.25" bay tool-free retentions, 2 normal retentions that needs screws
advance gives u 2 140mm fan (front and top) and a 120mm fan (exhaust) | basic gives u 2 120mm fan (front and exhaust)
both got LED switch
both can support 10 fans
both are fully equipped for any modern systems
both has dust filters on both, black interior, modular bay
advance version is fully loaded with comprehensive features | basic version best for tweakers/modders and is a best canvas for ur pc dream
Wow! Nice explanation you have there..... But some google revealed that CM 690 II does not include with the dust air filter at the bottom of power supply compartment.... Unlike the Elite 341 where it was included....