[e6600]

http://www.newegg.com/Product/Produc...82E16814143159
i have to admit that the single slot is appealing

http://www.frozencpu.com/products/77..._GPU-6880.html

it looks exactly like the DD 280/260 block

[Cerberus2k7]

That's because it is.

http://www.dangerden.com/store/produ...uctid=353#tabs

# Compatible with reference design GTX280 & GTX260 cards (Palit, BFG, EVGA, XFX, PNY, etc).
# Single Slot Design!
# Fittings are threaded directly into the copper or Lucite top.
# Uses the additional RAM Pad mounting point for maximum mounting contact
# Mounting points make contact with the PCB to avoid warping or bending of the video card.
#
# Cools all heat generating points on the card - GPU, RAM, Voltage Regulators, I/O Chip and can reduce tempeature by 52C from air reference.
# Developed for BFG Tech. It can be purches mounted to the card here.

[Zap]

Yup, the BFG watercooled cards have Danger Den blocks.