Prolimatech Black Megahalems CPU Cooler Stylish black grainy matte finish for the best looking performance. Minimal air resistance between fins allowing for the best balance between noise and performance. For maximum performance, fan RPM at 1600 or above is recommended. Heatpipes are lined up in a straight line to prevent air back draft allowing air to easily pass through the heatsink body. Easy-to-install retention mechanism for LGA 775, 1366, 1155, 1156, 1150 and 2011 and AM2/AM2+/AM3/AM3+/FM1/FM2. Includes easy-to-apply high grade Pk-2 Nano Aluminum thermal compound and new Universal Backplate to support all Intel platforms.