help with water cooling setup

help with my water cooling set up i dunno if it will do or not

its 2 cool a Intel Core 2 Extreme QX9775

8GB Corsair TwinX XMS3 DDR3

and i am just wating on the cooling block for my 2 1GB EVGA 9800 GX2

my case is the Lian-Li PC-343B so i have no problems with room

and it haz 2 Thermaltake 1500W psu's

oh yeh and the mobo is the asus maximus extreme

the water cooling setup is

MagiCool XTREME Nova 1080 Radiator

XSPC Passive 500mm Reservoir

Swiftech Apogee Drive Self-Powered Universal CPU Block

Swiftech MCP655™ 12v Water Pump

oh and i was wondering wether 2 MagiCool XTREME Nova radiators would make mutch difforence

and can someone plz help me find a good place 2 get a Passive Radiator ro help on choosing between passive and Forced Air Radiators