Noctua NH-D9 TR5-SP6 4U vs NH-L9i CPU Cooler Comparison

The main differences between Noctua NH-D9 TR5-SP6 4U and Noctua NH-L9i are in Supported Sockets, Noise Level, Fan RPM and Height.

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Noctua NH-D9 TR5-SP6 4U	Noctua NH-L9i
Prices (Change region) In Stock $129.95 Last updated 2 minutes ago. In Stock Free shipping $138.45	Prices (Change region) In Stock $49.95 Last updated 58 minutes ago. In Stock + $11.20 Shipping $49.95
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Brand Noctua	Brand Noctua
Model NH-D9 TR5-SP6 4U	Model NH-L9i
Release Date 📅 October 2023	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 sTR5	Supported Sockets AM4 AM5 LGA1150 LGA1151 LGA1155 LGA1156 LGA1200
Liquid Cooler No	Liquid Cooler No
Bearing Type -	Bearing Type Unknown
Noise Level 30.6 dB	Noise Level 14.8 - 23.6 dB
Fan RPM 400 - 2500 RPM	Fan RPM 600 - 2500 RPM
Height 134 mm	Height 37 mm

Comparison and key differences summary

Reasons to buy the Noctua NH-D9 TR5-SP6 4U:

Newer Product, it was released around 10 years later
Supports the following socket formats: sTR5

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Reasons to buy the Noctua NH-L9i:

62% cheaper, you can save $80.00
Supports the following socket formats: AM4, AM5, LGA1150, LGA1151, LGA1155, LGA1156, LGA1200
Generally quieter under full load

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