8 GPU - GPU systems - Single CPU - DLC-2

Supermicro DLC-2

Up to 40% More AI per Watt with The Next Generation Direct-to-Chip Liquid Cooling Solutions — Server Simply

Power Savings
up to 40%

Savings in entire data center (vs. Air-cooling) by using Supermicro DLC-2

Water Savings
up to 40%

Savings with 45 °C warm water operation and eliminating chilled water and compressor

System Heat Capture
up to 98%

Heat capture in DLC-2 Liquid-cooling with CPU, GPU, PCIe Switch, DIMM, VRM, PSU, and more

Quiet Data Center
as low as 50dB

Significantly reduces noise with less fans and fan speed. As quiet as a library

Space Savings
up to 60%

Savings with more than 2.5× compute density compared to air-cooled systems

Supermicro DLC-2 reduces power costs by up to 40%, accelerate time-to-deployment and time-to-online, and allow data centers to run more efficiently with lower PUE, while lowering TCO by up to 20%

1. Liquid-cooled Systems

  • Variety of DLC systems optimized for high performance GPU+CPU compute workloads
  • Up to 98% heat capture coverage for system components through DLC-2
  • Lower fan speeds and fewer required fans save more power, and achieve a quiet data center at as low as 50dB

2. Cold Plate Building Blocks

  • DLC-2 cold plates are mounted on top of CPUs, GPUs, DIMMs, VRM, PCIe switches, and more for up to 98% heat capture coverage
  • GPU cold plate also helps cool other related components that require liquid cooling, such as GPU switches
  • Advanced heat dissipation efficiency with micro-sized channels thinner than a human hair

3. Coolant Distribution Unit (CDU)

  • DLC-2’s 250kW in-rack CDU capacity and the up to 98% heat capture allow for an increased inlet liquid temperature at up to 45 °C
  • Warm water operation eliminates need for chilled water, chiller compressor, and reduces equipment cost, saving up to 40% of water consumption
  • Intelligent monitoring and flexible management via CDU touch panel, remote access, and full integration with SuperCloud Composer
  • 1.8 MW capacity in-row CDU also available

4. Coolant Distribution Manifold (CDM)

  • CDMs distribute coolant to each server in the rack and return the hot coolant back to the CDU
  • DLC-2 vertical CDMs save rack space further and increase density
  • Supports 42U, 48U, or 52U rack configuration
  • Customizable spacing and size for Quick Disconnect Couplings (QDC) with liquid drip free, one-handed operation and maintenance

5. Cooling Hose Kit

  • Hose Kits are designed to easily connect liquid cooling racks directly to data center primary water supply or cooling towers
  • The flexibility of hose kits ensure seamless integration with new or existing facility piping
  • Pre-installed Hose-Kit in rack for plug-and-play toolless deployment

6. Chilled Door (RDHx) and Side Car (L2A)

  • Optional liquid-cooling solutions are also available to enable DLC infrastructure performance in challenging or restrictive environments
  • Includes chilled door or rear door heat exchanger (RDHx), liquid-to-air side car, and more

7. L10 – L12 Testing and Validation

  • DLC-2 enabled racks and clusters are tested and validated at L10 system level, L11 rack level and L12 cluster level before shipping
  • L11 testing is conducted to ensure components meet performance, reliability, and integration standards before deployment, from compute nodes, networking, power distribution, cooling systems
  • L12 testing evaluates cluster systems under different benchmarks, ensuring optimal configuration and functionality across all modern workloads to simplify deployment and accelerate time-to-online

8. Cooling Tower

  • Modular design for various cell sizes and configurations to offer easy scalability that meet diverse needs
  • DLC-2 offers hybrid cooling towers as well as water towers that combine the features of dry and evaporative water towers into a single design
    • Especially beneficial in data center locations with strong seasonal temperature variations to reduce usage of resources and costs further
  • 1MW or 5MW cooling capacity option with piping design and onsite installation

Onsite Services and Support

  • Comprehensive onsite liquid cooling integration services to assure quick time-to-deployment and time-to-online
  • Includes continued on-site support to ensure long-term success, along with a 4-hour onsite response time for mission critical up-time
GlobalService Desk
DigitalMedia Retention Service
LogisticsEnd-to-End
4-HourOnsite Response
OnsiteIntegration Service
PartsReplacement Service

The Supermicro Advantage — powered with Server Simply expertise

Server Simply specializes in building data-center scale IT solutions on Supermicro platforms, aligning architecture, design, production, and deployment with your business goals. With Server Simply as your integration partner, you get faster time-to-value, predictable outcomes, and ongoing on-site support.

Backed by 30+ years of Supermicro technology leadership, Server Simply helps meet the needs of the entire data center with application-optimized systems, cluster-level design, and turnkey services.

Architecture

Server Simply brings extensive R&D capabilities to scale up and scale out Supermicro data-center and enterprise clusters.

Designed on Industry Standards
Ease of transition and upgrade with cost-saving benefits

Solution Design

Server Simply applies a building-block approach to deliver gen-to-gen compatible Supermicro server designs tailored to your workloads.

High Flexibility and Customization
Product fit for a wide range of customer use cases

Production

With Server Simply orchestration, Supermicro delivers up to 5,000 racks per month (2,000+ liquid-cooled) worldwide to accelerate time-to-market.

Short Lead Time
Sooner you get IT working — the sooner IT works for you

Deployment

Server Simply manages L10 to L12 integration — from design to validation to deployment — with global service and on-site assistance.

Plug-and-Play Data Center
Ready-to-go solution with minimal setup required

Partner with Server Simply for Supermicro DLC-2 solutions — from architecture through production to on-site deployment — delivered reliably and at speed.

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  1. GPU SuperServer SYS-421GE-NBRT-LCC GPU SuperServer SYS-421GE-NBRT-LCC

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Supermicro DLC-2 Direct-to-Chip Liquid Cooling

Server Simply delivers Supermicro DLC-2 liquid-cooled infrastructure for AI and HPC data centers, enabling higher rack density and better efficiency. DLC-2 captures heat directly from CPUs, GPUs, DIMMs, VRMs, and PCIe switches to reduce fan use, improve PUE, and increase “AI per watt.”

End-to-end building blocks include precision cold plates, in-rack CDUs (250 kW) and in-row CDUs (up to 1.8 MW), vertical CDMs for dense racks, hose kits for facility connection, and optional RDHx chilled doors or liquid-to-air side cars. Systems are validated at L10–L12 levels for consistent performance and faster time-to-online.

Operate with warm water around 45 °C—no chiller compressors—cutting energy and water use by up to 40% while capturing up to 98% of system heat. Lower fan speeds make racks quieter (as low as 50 dB) and boost compute density (≈2.5× vs. air, up to 60% space savings), reducing TCO by up to 20%.

With Server Simply architecture, design, production, and on-site deployment, you get predictable outcomes and ongoing support—so your DLC-2 clusters deliver more performance per rack and more value per watt.