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Direct-to-Chip Cooling

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Refroidissement directement au niveau des puces

CHOISIR LA SOLUTION DE REFROIDISSEMENT IDÉALE

Le refroidissement directement au niveau des puces est une approche de pointe de la gestion thermique dans les datacenters, qui consiste à appliquer les mécanismes de refroidissement directement au niveau des composants générateurs de chaleur dans les processeurs et le reste de l'équipement concerné.

Grâce au rapprochement maximal des éléments de refroidissement de la source de chaleur, les solutions de refroidissement directement au niveau des puces, telles que les systèmes de refroidissement par liquide ou microfluidiques, dopent l'efficacité de la dissipation thermique et ouvrent la voie à une régulation thermique plus précise. Cette méthode de refroidissement innovante améliore non seulement la performance et la fiabilité globales des serveurs, mais permet également aux datacenters de fonctionner à des densités de puissance supérieures.

La technologie de refroidissement directement au niveau des puces joue un rôle capital dans l'optimisation de l'efficacité énergétique, la réduction des coûts de refroidissement et la maximisation des capacités informatiques dans un espace donné. Face à l'évolution constante des datacenters, le refroidissement directement au niveau des puces s'impose en tant que solution clé pour assurer des infrastructures informatiques hautes performances durables.

 

 

Benefits of Direct-to-Chip Cooling in Data Centres

Liquid Cooling System

Liquid cooling through Coolant Distribution Units (CDUs) has revolutionized cooling performance in data centers, offering unparalleled efficiency and enhanced thermal management capabilities. 

By utilizing liquid as a cooling medium, CDUs facilitate the transfer of heat more effectively than traditional air cooling methods, allowing for greater heat dissipation and improved temperature regulation. 

This advanced cooling technology not only optimizes the thermal management of servers and equipment but also enables data centers to operate at higher power densities without compromising performance or reliability. 

To fully realize the benefits of direct-to-chip cooling, advanced infrastructure is required. Coolant Distribution Units (CDUs) are the workhorses of this ecosystem. They safely and precisely isolate the facility water loop from the IT equipment cooling loop, ensuring that the massive heat loads generated by clusters of NVIDIA GB300s or AMD Helios chips are efficiently rejected without compromising the safety of the server racks.

We recommend establishing direct-to-chip cooling as a core data centre strategy. The advantages of deploying this technology extend far beyond simply managing temperatures:

  • Enabling technologies such as CDUs and liquid cooling support the operation of incredibly high-density racks.
  • The strategy significantly improves overall data centre energy efficiency.
  • Liquid loops enhance hardware reliability by maintaining consistent operating temperatures.
  • This cooling method is critical for enabling intensive AI and HPC workloads.

Vidéos

RDHX PRO - Rear Door Cooler

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nVent RackChiller CDU800 Overview

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RackChiller CDU800 | nVent HOFFMAN

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Frequently Asked Questions

What is direct-to-chip cooling?

Quick Answer: Direct-to-chip cooling is a data center cooling approach that removes heat directly from high-performance components such as CPUs and GPUs. By using a dedicated cooling loop to transfer thermal energy at the source, it improves thermal efficiency and enables high-density computing environments.

How does direct-to-chip cooling work?

Quick Answer: This method works by circulating a cooling medium through cold plates mounted directly onto processors and accelerators. Heat is absorbed at the component level and transferred via a closed-loop system to a Coolant Distribution Unit (CDU), reducing reliance on traditional air cooling.

Is direct-to-chip cooling suitable for high-density data centres?

Yes. Direct-to-chip cooling is ideal for high-density environments supporting AI, HPC, and GPU-intensive workloads. As rack power densities increase, it provides more effective heat removal than air-based systems, maintaining performance and energy efficiency.

What is the difference between direct-to-chip and rear door cooling?

Quick Answer: Direct-to-chip cooling targets individual internal components for thermal management at the source. In contrast, rear door cooling uses a heat exchanger on the rack door to capture heat from the air exiting the rack. Both can be deployed together for a comprehensive hybrid cooling strategy.


 

Ressources

Solution Brief RackChiller

 
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RackChiller CDU800 Spec

 
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