Conclusion: I've talked before in heatsink reviews of the difficulty present in heatsink design in striking the balance between cooling ability and noise levels, and it's obviously been on the minds of the heatsink engineers at OCZ.
OCZ Vendetta 2 Exposed Heatpipe Base Heatsink Review
13 May 2008
Summary: The Vendetta 2 heatsink is decked out for stealth in a couple different ways; for starters the fan is held in place with vibration absorbing rubber fan posts. It also features three large copper heatpipes that make direct contact with the CPU.
Summary: Looking at the results of our tests, I was pleased with the overall cooling peformance of the OCZ Vendetta 2. It wasn't one of the best on our list, but it matched the Xigmatek HDT-D1284 and it was one of the quietest.
Pros: - Good cooling performance, - Heatpipe-to-CPU Direct contact, - Intel and AMD compatible, - Ultra quiet 120mm fan (20-32 dBa), - Price