Noctua NH-D14 = $70

[kleinkinstein]

with promocode EMCNJNJ54

 

[cubeless]

it's huge... it works... keeps an i7 920@4.0 under 70 with very low noise... did i mention that it's huge? you need short ram and a big case...

 

[Scooby Doo]

They were on sale on black friday weekend for $60, and yes it's huge!

Also for memory size
http://www.noctua.at/main.php?show=compatibility_ram_gen&products_id=34&lng=en#DDR3