Solution Overview
LiquidMax® RackScale 64 is a fully liquid-cooled 42U AI rack designed to support next-generation training and inference workloads. Built for dense GPU deployments, it integrates compute, cooling, and power in a compact footprint. This solution enables energy-efficient operation with the thermal control needed for sustained performance.
Key Features
- Supports up to 64x NVIDIA® Blackwell GPUs
- 8x 4U liquid-cooled compute servers with NVIDIA NVLink™ interconnect
- Integrated direct liquid cooling with passive cold plates
- CDU with redundant PSU and dual hot-swap pumps
- Vertical cooling distribution manifold for even flow
- Turnkey, rack-ready solution for faster deployment
- Optional support for NVIDIA Quantum-2 InfiniBand or Spectrum™-4 Ethernet
System Overview
Unit (CDU)
| Component | Details |
|---|---|
| GPU | 64x NVIDIA Blackwell GPUs (8x 4U compute nodes) |
| Cooling | Direct liquid cooling with CDU and vertical distribution manifold |
| Architecture | 42U rack with 8x 4U liquid-cooled servers |
| Power | Integrated power distribution with redundant pump and PSU design |
| Management | Out-of-band IPMI, in-band Ethernet switching, optional leak detection |
AceleMax® AXG-428IL – 4U Liquid-Cooled GPU Server
| Component | Details |
|---|---|
| CPU | Dual Intel Xeon 6700P/6500P/6700E series (LGA 4710) |
| Memory | 32x DDR5 DIMM slots (2DPC), up to 128GB per DIMM, 6400MT/s (1DPC) |
| GPU | NVIDIA Blackwell 8-GPU with NVIDIA NVSwitch |
| Storage | 8x NVMe (PCIe Gen 5) hot-swap bays, plus 2x from CPU, 1x internal M-key |
| Expansion | 8x HHHL + 2x FHHL PCIe Gen 5 x16 slots |
| Networking | 2x 1GbE RJ45 (Intel i350), 1x dedicated IPMI port |
Meeting the Power Demands of Modern AI
Today’s AI workloads require significantly more power than previous generations. As model sizes grow, so do the demands on power and thermal systems. The RackScale 64 is engineered to address these requirements with efficient liquid cooling that minimizes energy waste and maintains consistent performance during sustained high-power operation.
Why AMAX
AMAX helps organizations deploy advanced computing infrastructure with confidence. From thermal and mechanical engineering to full rack integration, testing, and delivery, our team builds reliable solutions designed for demanding AI and HPC workloads. With over 40 years of experience, we transform standard components into fully integrated systems optimized for real-world data center performance.
Learn how AMAX can help you deploy high-density AI infrastructure with efficiency, reliability, and scalability.