Dynatron G17 3U Active Fan Side Blow CPU Cooler for Intel Socket 1366 CPU Support: Intel Xeon Processor 5000 Series W3690 W3680 W3670 W3580 W3570 W3550 W3540 W3530 W3520 CPU Socket: 1366 Solution: 3U&Up Workstation & Tower Desktop Solution Overall Dimension: 91.0 x 91.0 x 110.0 mm Weight: 530 g Material: Aluminum Fins 4x Heat Pipes with H.C.C. Technology Fan Dimension: 92 x 25 mm Bearing: 2 Ball Bearing