Chassis Specifications

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Chassis Specifications - High-Density Compute Server

This document details the specifications, performance characteristics, recommended use cases, comparisons, and maintenance considerations for a high-density compute server configuration. This configuration is designed for workloads demanding significant processing power and memory capacity within a constrained footprint. The primary focus is on delivering maximum performance-per-rack-unit (RU) for applications such as virtualized environments, high-performance computing (HPC), and large-scale databases. This document assumes familiarity with basic Server Architecture concepts.

1. Hardware Specifications

This server configuration is built around a 2U chassis. The detailed hardware specifications are outlined below.

Component Specification Details
Chassis Form Factor 2U Rackmount Standard 19-inch rack mountable, 3.5" drive bays
CPU Dual Intel Xeon Platinum 8480+ 56 cores/112 threads per CPU, Base Clock 2.0 GHz, Max Turbo Frequency 3.8 GHz, 320MB L3 Cache, TDP 350W. Supports Advanced Vector Extensions 512 (AVX-512) for accelerated scientific computing.
Chipset Intel C741 Supports PCIe 5.0, DDR5 memory, and advanced I/O features.
Memory (RAM) 2TB DDR5 ECC Registered 16 x 128GB DDR5-4800 ECC Registered DIMMs. Supports multi-channel memory architecture for increased bandwidth. Utilizes RAS features for enhanced reliability.
Storage - Primary 4 x 3.2TB NVMe PCIe Gen4 SSD U.2 interface, Read: 7000 MB/s, Write: 5500 MB/s, DWPD: 3. Supports RAID configuration (RAID 10 recommended).
Storage - Capacity 8 x 18TB SATA HDD 7200 RPM, 256MB Cache. Utilizes SATA interface for cost-effective storage. Can be configured for RAID 5 or RAID 6.
Network Interface Dual 100GbE QSFP28 Mellanox ConnectX-7. Supports RDMA over Converged Ethernet (RoCEv2) for low-latency networking. Detailed information on Network Interface Cards can be found elsewhere.
Expansion Slots 3 x PCIe 5.0 x16 (Half-Length) For GPUs, network adapters, or other expansion cards. Compliant with PCIe standards.
Power Supply Dual Redundant 1600W 80+ Titanium Hot-swappable, providing high efficiency and redundancy. Supports Power Distribution Units (PDUs).
Remote Management IPMI 2.0 with Dedicated NIC Out-of-band management for remote monitoring and control. Utilizes Integrated Platform Management Interface.
Operating System Support Red Hat Enterprise Linux 9, Ubuntu Server 22.04 LTS, VMware ESXi 8.0 Certified for compatibility and optimal performance.
Cooling Redundant Hot-Swappable Fans High-static pressure fans with intelligent speed control. Managed by Thermal Management Systems.

2. Performance Characteristics

The performance of this server configuration has been evaluated using industry-standard benchmarks and real-world workloads.

  • SPEC CPU 2017:
   * SPECrate2017_fp_base: 985
   * SPECspeed2017_int_base: 720
   * These scores demonstrate excellent floating-point and integer performance, attributable to the dual Xeon Platinum processors and fast DDR5 memory.  Detailed benchmark documentation is available at SPEC benchmarks.
  • PassMark PerformanceTest 10: Overall Score: 28,500
  • Iometer (Storage Performance):
   * NVMe SSD (RAID 10):  Read IOPS: 750,000, Write IOPS: 600,000, Latency: <0.1ms
   * SATA HDD (RAID 5):  Read IOPS: 150,000, Write IOPS: 100,000, Latency: 2-3ms
  • Virtualization Performance (VMware vSphere 8.0): Supports up to 100 virtual machines with 8 vCPUs and 32GB RAM each without significant performance degradation. Performance is heavily influenced by Virtual Machine Configuration.
  • Database Performance (PostgreSQL 15): Demonstrates a transaction throughput of 150,000 transactions per second (TPS) with a 99th percentile latency of <1ms. Performance is optimized using Database Indexing and appropriate memory allocation.

These results indicate that this configuration is well-suited for demanding applications. The powerful processors and fast storage provide excellent performance for both compute-intensive and I/O-intensive workloads. The System Profiling Tools can be used for further performance analysis.

3. Recommended Use Cases

This high-density compute server is ideally suited for the following applications:

  • Virtualization Infrastructure: Hosting a large number of virtual machines (VMs) for server consolidation, test/development environments, and disaster recovery. Excellent for VMware environments and OpenStack deployments.
  • High-Performance Computing (HPC): Running scientific simulations, financial modeling, and other computationally intensive tasks. The AVX-512 support and high core count are particularly beneficial for HPC workloads. Requires careful consideration of Parallel Processing Techniques.
  • Large-Scale Databases: Supporting large databases with high transaction rates and complex queries. The fast storage and ample memory are crucial for database performance. Optimized for Database Management Systems.
  • In-Memory Computing: Applications that require storing and processing large datasets in memory, such as real-time analytics and caching.
  • Artificial Intelligence (AI) / Machine Learning (ML): Training and deploying AI/ML models, particularly those requiring substantial computational resources. The PCIe expansion slots allow for the addition of GPU accelerators.
  • Video Encoding/Transcoding: Processing and converting video files for streaming and broadcast applications.

4. Comparison with Similar Configurations

This configuration is positioned as a high-performance, high-density solution. Here's a comparison with some similar options:

Configuration CPU Memory Storage Network Approximate Cost Key Advantages Key Disadvantages
**This Configuration (High-Density)** Dual Intel Xeon Platinum 8480+ 2TB DDR5 ECC Registered 4x 3.2TB NVMe + 8x 18TB SATA Dual 100GbE QSFP28 $25,000 - $35,000 Highest performance, high density, excellent scalability Highest cost, complex configuration
**Mid-Range Virtualization Server** Dual Intel Xeon Gold 6338 512GB DDR4 ECC Registered 4x 1.6TB NVMe Dual 25GbE SFP28 $12,000 - $18,000 Lower cost, good performance for virtualization Lower performance than High-Density configuration, less storage capacity
**Entry-Level Database Server** Dual Intel Xeon Silver 4310 256GB DDR4 ECC Registered 2x 3.2TB NVMe Dual 10GbE RJ45 $8,000 - $12,000 Lowest cost, suitable for small databases Significantly lower performance, limited scalability
**AMD EPYC Based High-Density Server** Dual AMD EPYC 9654 2TB DDR5 ECC Registered 4x 3.2TB NVMe + 8x 18TB SATA Dual 100GbE QSFP28 $22,000 - $32,000 Competitive performance, potentially better value for certain workloads AMD ecosystem familiarity required, potential software compatibility issues

This table highlights the trade-offs between cost, performance, and features. The choice of configuration depends on the specific requirements of the workload and the budget constraints. Understanding Total Cost of Ownership (TCO) is crucial when making a decision.

5. Maintenance Considerations

Maintaining this high-density server requires careful planning and execution.

  • Cooling: The high power consumption of the components generates significant heat. Ensure adequate cooling in the data center. Redundant fans and efficient Data Center Cooling Systems are essential. Regularly monitor temperatures using Server Monitoring Tools.
  • Power Requirements: The dual redundant 1600W power supplies require dedicated power circuits. Ensure the power infrastructure can handle the load. Implement Power Management Policies to optimize energy consumption.
  • Storage Management: Regularly monitor the health of the storage devices and implement a robust backup and disaster recovery plan. Utilize Storage Area Networks (SANs) or Network Attached Storage (NAS) for data protection.
  • Firmware Updates: Keep the server firmware (BIOS, BMC, RAID controller) up to date to ensure optimal performance, security, and compatibility. Follow the manufacturer's recommendations for Firmware Update Procedures.
  • Dust Control: Regularly clean the server to prevent dust buildup, which can impede airflow and cause overheating. Use appropriate ESD protection when handling components.
  • Remote Management: Utilize the IPMI interface for remote monitoring and management, allowing for proactive identification and resolution of issues. Configure Alerting Systems to notify administrators of critical events.
  • Cable Management: Proper cable management is essential for airflow and maintainability. Use cable ties and routing guides to keep cables organized.
  • Component Replacement: Hot-swappable components (power supplies, fans, hard drives) allow for replacement without shutting down the server. Always follow proper procedures when replacing components. Refer to the Hardware Replacement Guide.
  • Security Hardening: Implement security best practices to protect the server from unauthorized access and cyber threats. This includes strong passwords, firewalls, and intrusion detection systems. Consult the Server Security Guidelines.



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Intel-Based Server Configurations

Configuration Specifications Benchmark
Core i7-6700K/7700 Server 64 GB DDR4, NVMe SSD 2 x 512 GB CPU Benchmark: 8046
Core i7-8700 Server 64 GB DDR4, NVMe SSD 2x1 TB CPU Benchmark: 13124
Core i9-9900K Server 128 GB DDR4, NVMe SSD 2 x 1 TB CPU Benchmark: 49969
Core i9-13900 Server (64GB) 64 GB RAM, 2x2 TB NVMe SSD
Core i9-13900 Server (128GB) 128 GB RAM, 2x2 TB NVMe SSD
Core i5-13500 Server (64GB) 64 GB RAM, 2x500 GB NVMe SSD
Core i5-13500 Server (128GB) 128 GB RAM, 2x500 GB NVMe SSD
Core i5-13500 Workstation 64 GB DDR5 RAM, 2 NVMe SSD, NVIDIA RTX 4000

AMD-Based Server Configurations

Configuration Specifications Benchmark
Ryzen 5 3600 Server 64 GB RAM, 2x480 GB NVMe CPU Benchmark: 17849
Ryzen 7 7700 Server 64 GB DDR5 RAM, 2x1 TB NVMe CPU Benchmark: 35224
Ryzen 9 5950X Server 128 GB RAM, 2x4 TB NVMe CPU Benchmark: 46045
Ryzen 9 7950X Server 128 GB DDR5 ECC, 2x2 TB NVMe CPU Benchmark: 63561
EPYC 7502P Server (128GB/1TB) 128 GB RAM, 1 TB NVMe CPU Benchmark: 48021
EPYC 7502P Server (128GB/2TB) 128 GB RAM, 2 TB NVMe CPU Benchmark: 48021
EPYC 7502P Server (128GB/4TB) 128 GB RAM, 2x2 TB NVMe CPU Benchmark: 48021
EPYC 7502P Server (256GB/1TB) 256 GB RAM, 1 TB NVMe CPU Benchmark: 48021
EPYC 7502P Server (256GB/4TB) 256 GB RAM, 2x2 TB NVMe CPU Benchmark: 48021
EPYC 9454P Server 256 GB RAM, 2x2 TB NVMe

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⚠️ *Note: All benchmark scores are approximate and may vary based on configuration. Server availability subject to stock.* ⚠️

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