Noctua NH-U9DX i4 vs NH-L9i CPU Cooler Comparison

The main differences between Noctua NH-U9DX i4 and Noctua NH-L9i are in Supported Sockets, Noise Level, Fan RPM and Height.

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Noctua NH-U9DX i4	Noctua NH-L9i
Prices (Change region) Out of Stock Free shipping $65.99 Out of Stock Free shipping $86.62 Out of Stock Free shipping $141.43 - Buy now Show 1 more offers	Prices (Change region) In Stock $49.95 Last updated 55 minutes ago. In Stock + $11.20 Shipping $49.95
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Brand Noctua	Brand Noctua
Model nh-u9dxi4	Model NH-L9i
Release Date -	Release Date 📅 July 2013
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews Add a product review	User reviews ★★★★★ (174 reviews) Add a product review
Price history View Details ►	Price history View Details ►
Compatible PC parts Processors ► Motherboards ► Cases ►	Compatible PC parts Processors ► Motherboards ► Cases ►
Pros -	Pros Ultra compact Quiet straight out of the box Simple installation
Cons -	Cons Supports only a few Intel sockets Cannot be used with Intel CPUs with higher than 65watt TDP
Supported Sockets AM4 AM5 LGA1366 LGA2011 LGA2011-3 LGA2066	Supported Sockets AM4 AM5 LGA1150 LGA1151 LGA1155 LGA1156 LGA1200
Liquid Cooler No	Liquid Cooler No
Bearing Type -	Bearing Type Unknown
Noise Level 13.1 - 17.6 dB	Noise Level 14.8 - 23.6 dB
Fan RPM 300 - 1600 RPM	Fan RPM 600 - 2500 RPM
Height 125 mm	Height 37 mm