Wayne Youngman wrote:
Subject header says it all. . .

I use a 40mm Fan, its part of the retail FC-PGA PIII heatsink running
a 550e @ 733Mhz - Load 41c - I'm in the UK. . .

80 mm on SLK-800 and 80 mm on a volcano 9.
60 mm on 6 stock AMD sinks.
60 mm on a stock PIII 1bGhz cooler
40 mm on 4 AT machines.