Skip to main content
Noctua NH-U12S DX-4677, Quiet Server/Workstation High-End Tower CPU Cooler | 158mm Height, Low-Noise Cooling, 5 Heatpipes, For Xeon LGA4677 & LGA4710, Dual 120mm Fans, Rich Accessory Kit
Noctua

Noctua NH-U12S DX-4677

Bottom line: The Noctua NH-U12S DX-4677 is a specs-and-price decision rather than a crowd-consensus one in the retro cpu coolers & fans category. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.

Check price on Amazon

As an Amazon Associate, SpecPicks earns from qualifying purchases. Full disclosure →

Check price on Amazon → Compare to similar retro cpu coolers & fans

By , Founder & Editor-in-Chief · Listing data updated

Mike Perry — Hardware researcher since 2014. For retro PC hardware and period-correct parts, synthesises manufacturer documentation, community compatibility lists and marketplace listings rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference.

Pros & Cons

Pros

  • ✓ Supports both E1 (LGA4677-1) and E2 (LGA4710-2) socket Intel Xeon processors
  • ✓ Backed by Noctua's warranty and support channels

Cons

  • ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
  • ✗ Price, stock, shipping and returns are set by the retailer and may have changed since this page was last updated

Related Products

Other products in this category you may like:

SpecPicks Verdict

SpecPicks scored Noctua NH-U12S DX-4677 using a rating × review-volume × price-fit model applied to published specs and reviews across the retro cpu coolers & fans category. Noctua's retro cpu coolers & fans lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for retro cpu coolers & fans of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

  • 5 heatpipes and premium grade 120mm fans for excellent cooling efficiency, slim 120mm size for high compatibility, ideal for quiet workstations in noise sensitive applications (A/V, engineering, etc.)
  • Supports both E1 (LGA4677-1) and E2 (LGA4710-2) socket Intel Xeon processors
  • CPU carrier frame required (included with boxed retail CPUs and available separately for tray CPUs)
  • Two state-of-the-art NF-A12x25 fans (push/pull dual fan configuration), supporting PWM for automatic speed control through the motherboard: silent at idle, full CFM performance when necessary
  • Pre-applied NT-H1 thermal compound and easy, straightforward installation with included Torx T30 mounting tool

Full Specifications

BrandNoctua
ModelNH-U12S DX-4677
Voltage12 volts
MaterialCopper (base and heatpipe), aluminium (cooling fins), welded joints and nickel plating
Unit Count1 Count
Noise Level22.6 db
Part NumberNH-U12S DX-4677
Material TypeCopper (base and heatpipe), aluminium (cooling fins), welded joints and nickel plating
Cooling MethodAir
Number of Packs1
Compatible DevicesDesktop
Included ComponentsKeyboard
Power Connector Type4-Pin
Warranty Description6 year manufacturer’s warranty
Maximum Rotational Speed2000 rpm
Item Dimensions L x W x H4.92"L x 3.81"W x 6.22"H
Full listing titleNoctua NH-U12S DX-4677, Quiet Server/Workstation High-End Tower CPU Cooler | 158mm Height, Low-Noise Cooling, 5 Heatpipes, For Xeon LGA4677 & LGA4710, Dual 120mm Fans, Rich Accessory Kit

Ready to buy?

Noctua NH-U12S DX-4677, Quiet Server/Workstation High-End Tower CPU Cooler | 158mm Height, Low-Noise Cooling, 5 Heatpipes, For Xeon LGA4677 & LGA4710, Dual 120mm Fans, Rich Accessory Kit is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

Check price on Amazon →

Related Retro CPU Coolers & Fans

Keep exploring SpecPicks

Other buying guides

Browse the catalog

Editorial

More guides & deep dives from the SpecPicks archive

Browse all articles & guides →

More reviews from the SpecPicks archive

Browse all reviews →

Earliest SpecPicks reviews

Browse full archive →
Noctua NH-U12S DX-4677, Quiet Server/Workstation High-End Tower CPU Cooler | 158mm Height, Low-Noise Cooling, 5 Heatpipes, For Xeon LGA4677 & LGA4710, Dual 120mm Fans, Rich Accessory Kit
View on Amazon →