NZXT Kraken Plus 240 RGB vs Alphacool 11390 Eisbaer 420 CPU Cooler Comparison

The main differences between NZXT Kraken Plus 240 RGB and Alphacool 11390 Eisbaer 420 are in Supported Sockets, Radiator Size, Noise Level and Fan RPM.

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NZXT Kraken Plus 240 RGB	Alphacool 11390 Eisbaer 420
Prices (Change region) In Stock $119.99 Last updated 30 minutes ago. In Stock Free shipping $119.99 In Stock $119.99 In Stock Free shipping $119.99 Show 1 more offers	Prices (Change region) Out of Stock + $19.49 Shipping $170.45 - Buy now
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Brand NZXT	Brand Alphacool
Model RL-KR240-B2	Model 11390
Release Date 📅 May 2025	Release Date -
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews Add a product review	User 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 ►
Supported Sockets AM4 AM5 LGA1150 LGA1151 LGA1155 LGA1156 LGA1200 LGA1700 LGA1851	Supported Sockets AM2 AM2+ AM3 AM3+ AM4 AM5 FM1 FM2 FM2+ LGA1150 LGA1151 LGA1155 LGA1156 LGA1200 LGA1366 LGA2011 LGA2011-3 LGA2066 sTR4 sTR5 sTRX4 sWRX8
Liquid Cooler Yes	Liquid Cooler Yes
Radiator Size 240 mm	Radiator Size 420 mm
Noise Level 31.9 dB	Noise Level 29.4 dB
Fan RPM 500 - 2400 RPM	Fan RPM 1100 RPM
Height 56 mm	Height -

Comparison and key differences summary

Reasons to buy the NZXT Kraken Plus 240 RGB:

30% cheaper, you can save $50.46
Supports the following socket formats: LGA1700, LGA1851

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Reasons to buy the Alphacool 11390 Eisbaer 420:

Supports the following socket formats: AM2, AM2+, AM3, AM3+, FM1, FM2, FM2+, LGA1366, LGA2011, LGA2011-3, LGA2066, sTR4, sTR5, sTRX4, sWRX8
Generally quieter under full load

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