Loop orientation

[extrememachine]

Got my build mostly complete, just need to do the loop with 3 rads 3 gpu blocks, 1 cpu block, large res and heavy duty pump.
Which order should this all go on?

 

[extrememachine]

magnum th10a
3 titan black sc
4960x
64gbram ddr3
revo drive

 

[extrememachine]

so res feeding inlet of pump then from pump to rad1 >rad2> rad3 > cpuhole 1 cpu hole2? gpu block in >gpu out >res out???