Noctua NH-U9 TR4-SP3 vs NH-L9i CPU Cooler Comparison

The main differences between Noctua NH-U9 TR4-SP3 and Noctua NH-L9i are in Supported Sockets, Noise Level, Fan RPM and Height.

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Noctua NH-U9 TR4-SP3	Noctua NH-L9i
Prices (Change region) In Stock Free shipping $175.00 - Buy now	Prices (Change region) In Stock $49.95 Last updated 12 minutes ago. In Stock + $11.20 Shipping $49.95
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Brand noctua	Brand Noctua
Model NH-U9 TR4-SP3	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 sTR4 sTR5 sTRX4 sWRX8	Supported Sockets AM4 AM5 LGA1150 LGA1151 LGA1155 LGA1156 LGA1200
Liquid Cooler No	Liquid Cooler No
Bearing Type -	Bearing Type Unknown
Noise Level 16.3 - 22.8 dB	Noise Level 14.8 - 23.6 dB
Fan RPM 400 - 2000 RPM	Fan RPM 600 - 2500 RPM
Height 125 mm	Height 37 mm