6 Best Northbridge Heatsinks Worth the Upgrade for Any Build

A good northbridge heatsink keeps your chipset cooler without adding much hassle.

Compact aluminum plates fit tight builds, while fan-assisted models bring extra airflow.

Heatpipe designs handle more heat and suit larger clearances.

The best pick comes down to fit, noise, and solid mounting.

More Details on Our Top Picks

1. Aluminium Heatsink Fin with 40mm 12V Fan

   Compact Cooler

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   Should you’re cooling a PC northbridge or chipset in a desktop build, the GENNEL Aluminium Heatsink Fin with 40mm 12V Fan is a compact, low-noise option that fits well whenever you need forced-air cooling in a small footprint. You get an aluminum heatsink measuring about 39.5 x 39.5 x 13 mm, paired with a 40 x 40 x 10 mm fan and a 3-pin connector. It runs on 12V DC at 0.05 ± 0.01 A, with about 28 dBA noise. The 60 mm mounting span and 220 mm cable make installation simple.

   • Cooling Type:Fan-cooled heatsink
   • Material:Aluminum
   • Fan Size:40mm
   • Mounting Type:3-pin
   • Compatibility:Desktop chipset
   • Noise Level:28 dBA
   • Additional Feature:220mm cable length
   • Additional Feature:3-pin connector
   • Additional Feature:46g net weight

2. Motherboard Northbridge Heatsink Cooler with 80mm Fan

   High-Performance Pick

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   Should you’re cooling a hot motherboard chipset, this Northbridge Heatsink Cooler with an 80mm fan is a strong fit for desktop builds that need efficient heat control without extra noise. You get two direct-contact heatpipes, a large aluminum heatsink, and support for an 80 mm fan, so heat moves away from your Northbridge, Southbridge, or chipset quickly. Its chassis-mount design fits hole distances from 53.8 mm to 74.6 mm. At 112 × 86 × 34 mm, it stays compact, and its quiet operation helps your system run cooler without distraction.

   • Cooling Type:Heatpipe cooler
   • Material:Aluminum
   • Fan Size:80mm
   • Mounting Type:Chassis mount
   • Compatibility:Desktop motherboard
   • Noise Level:Quiet
   • Additional Feature:2 direct-contact heatpipes
   • Additional Feature:53.8–74.6mm hole distance
   • Additional Feature:Chassis mount design

3. Multi Compatible Adjustable Aluminium Chipset Heatsink Cooler (Black)

   Adjustable Fit

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   The Multi Compatible Adjustable Aluminium Chipset Heatsink Cooler (Black) is a smart choice should you require a DIY replacement for a motherboard northbridge or southbridge and want flexible mounting options. You get an aluminium, panel-mount cooler that’s compact at 40 x 38 x 36 mm and weighs 79 g. Its adjustable 50–80 mm hole spacing helps it fit many boards, while the hook and double slide buckle make removal and installation easier. You can also mount a fan on it for extra airflow, though the fan isn’t included. GENNEL backs it, with product support available.

   • Cooling Type:Passive heatsink
   • Material:Aluminium
   • Fan Size:Fan-mountable
   • Mounting Type:Panel mount
   • Compatibility:Motherboard chipset
   • Noise Level:Not listed
   • Additional Feature:Adjustable 50–80mm spacing
   • Additional Feature:Hook slide buckle
   • Additional Feature:Fan mountable design

4. Aluminium Heatsink 40mm Fan for Chipset Cooling

   Quiet Choice

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   Provided you’re cooling a Northbridge chipset or another cramped component, this aluminium heatsink with a 40mm fan is a smart fit. You get a lightweight aluminum-alloy cooler that slips into small PC cases, routers, TV boxes, and other compact gear without fuss. Its 40mm fan helps pull heat away while keeping noise to about 28 dBA, so you can keep temps in check without adding much distraction. Choose a 12V or 5V setup, with connector options like XH2.54 or 3-pin, depending on your build. One fan comes in the package.

   • Cooling Type:Fan-cooled heatsink
   • Material:Aluminum alloy
   • Fan Size:40mm
   • Mounting Type:XH2.54/3-pin
   • Compatibility:Small electronics
   • Noise Level:28 dBA
   • Additional Feature:5V connector option
   • Additional Feature:12V XH2.54 option
   • Additional Feature:12V 3-pin option

5. Aluminum Motherboard Chip Heat Sink Cooler (6Pcs)

   Best Value

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   Built for compact, high-contact cooling, the Aluminum Motherboard Chip Heat Sink Cooler (6 pcs) is a smart pick should you’re upgrading northbridge, southbridge, MOSFET, or other surface-mounted components that run hot. You get six black aluminum heatsinks, each measuring 38 x 38 x 10 mm, with a fixing hole for secure panel mounting. Their pre-applied thermal adhesive helps you install them fast, while the maximized surface area enhances airflow and heat dissipation. You can also use them on power transistors, IC chips, and SCRs to cut temperatures, reduce power loss, and extend component life.

   • Cooling Type:Passive heatsink
   • Material:Aluminum
   • Fan Size:Fanless
   • Mounting Type:Panel mount
   • Compatibility:PC chipsets/electronics
   • Noise Level:Not listed
   • Additional Feature:6-piece pack
   • Additional Feature:Pre-applied thermal adhesive
   • Additional Feature:Fixing hole design

6. Aluminium Heatsink Fin Cooler for Small Electronics

   Small Electronics Pick

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   Aluminium Heatsink Fin Coolers with a 40mm DC5V/12V fan are a smart pick should you need compact, low-noise cooling for tight spaces. You get an aluminum-alloy heatsink that fits small PC cases, routers, TV boxes, headsets, and other cramped electronics. Its 4 cm side length keeps installation easy, while the 28 dBA fan helps reduce heat without much noise. Choose 12V XH2.54, 12V 3-pin, or 5V XH2.54 to match your setup. CHENZILIN includes one fan in the package, and you’ll improve temperatures and general performance.

   • Cooling Type:Fan-cooled heatsink
   • Material:Aluminum alloy
   • Fan Size:40mm
   • Mounting Type:XH2.54/3-pin
   • Compatibility:Small electronics
   • Noise Level:28 dBA
   • Additional Feature:DC5V/12V options
   • Additional Feature:1-piece package
   • Additional Feature:4cm side length

Factors to Consider When Choosing Northbridge Heatsinks

As soon as you choose a northbridge heatsink, check its thermal conductivity and make sure its size fits your board and case. You should also confirm mounting compatibility so it installs securely without issues. In the event that it uses a fan, compare noise levels and power requirements so it works well without adding extra hassle.

Thermal Conductivity

Thermal conductivity matters because it tells you how fast heat moves out of the northbridge and into the heatsink fins. You’ll usually get better transfer from copper, which sits around 400 W/m·K, than from aluminum alloys, which often range from 150 to 240 W/m·K. But you shouldn’t stop there. You also need a low-resistance thermal pad or TIM and solid surface contact, because poor interface quality traps heat. Look for a continuous conductive path, such as a solid base or direct-contact heatpipes, since thin plates add resistance. Bear in mind, conductivity alone doesn’t define performance; aggregate thermal resistance does. Lower °C/W means better cooling. For compact boards, balance conductivity with weight and cost, since stronger materials can demand trade-offs.

Heat Sink Size

Heat sink size matters because you need a fit that matches the chipset, the mounting pattern, and the space around it on the board. You should check the heatsink footprint initially: many northbridge coolers are about 38–40 mm square, but larger assemblies can reach roughly 112 × 86 mm. Then compare height with nearby capacitors, RAM, and your case; small fins could sit 10–36 mm tall, while heatpipe models can stand 34 mm or more. Bigger bases and extra fins improve heat dissipation, yet they can block slots or connectors. Also weigh the unit itself. Lightweight aluminum models suit delicate boards, while heavier coolers need firmer support so you don’t stress the chipset or solder joints.

Mounting Compatibility

Mounting compatibility is the initial thing you should verify, because even a well-sized northbridge heatsink won’t help provided it doesn’t line up with your board. Measure the chipset hole spacing on your motherboard and compare it with the cooler’s pattern; many designs fall around 50–80 mm, including sizes like 53.8–74.6 mm. Then match the mounting style—push-pin, screw-through, adhesive pad, buckle, clip, or chassis-mounted—to your board’s holes and clearance. Check the heatsink’s footprint and height so it won’t crowd RAM or expansion cards. In the event you’re choosing an active model, confirm the fan bracket fits your plan, and make sure the cable length and connector type can reach an open header.

Fan Noise Levels

Fan noise is worth checking should your northbridge heatsink use a small active fan, because tiny 40 mm units often need higher RPMs to move enough air, which can make them louder than you’d expect. Look at dBA ratings, not just marketing claims: around 28 dBA is usually quiet, while 35–40 dBA can stand out in a desktop case. Also compare airflow in CFM against noise, since a better blade design can cool more efficiently at lower speed. Keep tolerance in mind, too; a listed 28 dBA fan may vary by several decibels. Finally, don’t ignore vibration. A loose mount can rattle or resonate and make a low-noise fan sound worse. Use damping, PWM, or voltage control should you want calmer acoustics.

Power Requirements

At the moment you choose a northbridge heatsink with an active fan, make sure the rated voltage matches your motherboard header or power source—most are 12 V, but some use 5 V—so you don’t risk undervoltage, poor performance, or damage. Check the fan’s current draw, then use P = V × I to see whether your header or PSU can safely supply it. Also compare the heatsink’s cooling capacity with your chipset’s TDP so you keep enough thermal margin under load. Don’t overlook the connector: 3-pin, 2-pin, and JST/XH plugs need different power and control setups, and PWM or voltage control might matter. Finally, balance system power budget and noise, since stronger cooling usually signifies higher current and more audible operation.

Frequently Asked Questions

How Do I Know if My Motherboard Supports a Northbridge Heatsink Upgrade?

Check your motherboard manual, inspect the chipset area, and compare the mounting holes to confirm whether a northbridge heatsink will fit. If the board has no matching brackets or the chipset already uses a passive cooler, a heatsink upgrade will probably not be practical.

Can a Northbridge Heatsink Improve Gaming Performance?

Yes, you may see a slight performance gain if the northbridge was overheating and reducing speed, but you should not expect large FPS increases. The main benefits are better stability, lower temperatures, and steadier system performance.

Do I Need Thermal Paste for Installing a Chipset Heatsink?

Yes, thermal paste is needed when installing a chipset heatsink because it fills tiny surface gaps and improves heat transfer. If the heatsink comes with a thermal pad, you can use that instead, milord.

Will a Larger Northbridge Heatsink Fit Near Tall RAM Modules?

Not always. Measure the space first. Tall RAM can get in the way of a large northbridge heatsink, and some motherboards leave very little room. Check the heatsink size, compare it with the board layout, and use a low profile cooler if clearance is tight.

How Often Should I Clean Dust From a Northbridge Heatsink?

Clean the Northbridge heatsink every 3 to 6 months, and more often if you have pets or smoke indoors. Dust buildup can block airflow quickly, so regular cleaning helps keep temperatures down and performance stable.

Conclusion

Should you’re upgrading your rig, these northbridge heatsinks can help you keep chipset temps in check and your system running smoothly. Whether you pick a compact finned plate or a beefier heatpipe cooler, choose one that fits your board, clears your case, and mounts securely. Don’t overlook fan noise or thermal paste quality, either. A cooler northbridge now can save you headaches later—like installing a steam-engine radiator in a sports car.