Noctua’s DX line of coolers has become a default choice in high performance quiet cooling solutions for Intel Xeon CPUs. The i4 revision supports LGA2011 (both Square ILM and Narrow ILM), LGA1356 and LGA1366 based Xeon platforms and the new D9 model provides better performance and better compatibility than previous 9cm versions: Thanks to its 95x95mm footprint and reduced 110mm height, the NH-D9DX i4 is fully 3U compliant and clears the RAM slots on LGA2011 Square ILM and LGA13xx. At the same time, the dual tower design and the new NF-A9 PWM guarantee further improved quiet cooling performance. Fitted with the professional SecuFirm2� mounting system and bundled with Noctua�s industrial-grade NT-H1 thermal compound, the NH-D9DX i4 3U forms a complete premium quality package for quietly cooling Xeon based workstations and servers.
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If Noctua reads this please build a low profile 140mm fan Xeon setup like you have for the regular 1366/20122 processors Keeps my x5677 cooler than the stock Intel unit while being much quieter. I had the dreaded s5520sc fan issue where I can’t control my fan speed and it goes to 100%. I don’t have the skills to modify an sdr file so this cpu cooler was the only solution I could think of that fits in my case given I only have about five inches of height to work with. If Noctua reads this please build a low profile 140mm fan Xeon setup like you have for the regular 1366/20122 processors. Even without great case…
Noctua always delivers! My Dell T5610 is happy and cool. This is my second set of Noctua coolers. Outstanding quality and performance. I installed them on Dell Precision T5610 and the temperatures are 15C lower than the stock coolers. It exceeded my expectations. With the stock coolers, CPU2 was always 5-10C hotter than CPU1. This is due to the motherboard design and airflow. Although CPU2 being hotter than CPU1 is perfectly normal I find 10C (sometimes even more) temperature difference a little bit too much for my liking. With these Noctua coolers…
Decent for single-socket 3u and 4u, not for most dual socket If you’re buying the NH-D9DX i4 it’s most likely because you have a motherboard with a narrow ILM and 4u or less clearance. If that isn’t the case – if your motherboard has the more common square ILM and/or you have more clearance – there are better options available, including from Noctua. The only reason you should consider this model is if the first two conditions apply.Like all Noctua heatsinks this does a fine job of cooling even high TDP socket 2011 CPUs and the fan is quiet…