Renowned Noctua quality backed up by 6-year manufacturer s warranty, deluxe choice for AMD Ryzen CPUs & APUs with moderate heat load (e.g. 5600, 4750G, 4650G, 4600G, see compatibility list). The NH-L9a-AM4 is the latest, AM4-specific revision of Noctua's award-winning NH-L9a low-profile CPU cooler for AMD Ryzen-based HTPCs and Small Form Factor (SFF) systems.
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