Computer system

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```mediawiki DISPLAYTITLEComputer System - Technical Documentation

1. Hardware Specifications

This document details the hardware specifications of the "Computer System" configuration, a general-purpose server designed for a variety of workloads. This system represents a mid-range offering, balancing performance, cost, and scalability. All specifications listed below are based on the current build revision (Rev 1.0, dated 2024-02-29). Refer to the Hardware Revision History for updates.

1.1 Central Processing Unit (CPU)

  • **Model:** Dual Intel Xeon Gold 6338
  • **Cores per CPU:** 32
  • **Threads per CPU:** 64
  • **Base Clock Speed:** 2.0 GHz
  • **Turbo Boost Max 3.0:** 3.4 GHz
  • **Cache:** 48 MB Intel Smart Cache per CPU (Total 96 MB)
  • **TDP:** 205W per CPU (Total 410W)
  • **Socket:** LGA 4189
  • **Instruction Set:** AVX-512, Intel VT-x, Intel VT-d, Intel SpeedStep Technology
  • **CPU Cooling:** High-Performance Air Cooling (Dual Fan Configuration – see section 5.1)

1.2 Memory (RAM)

  • **Type:** DDR4 ECC Registered (RDIMM)
  • **Capacity:** 256 GB (8 x 32 GB Modules)
  • **Speed:** 3200 MHz
  • **Channels:** 8 (Dual-CPU configuration utilizes all memory channels)
  • **Latency:** CL22
  • **Rank:** Dual Rank
  • **Memory Protection:** ECC (Error Correcting Code) provides data integrity. See ECC Memory for details.
  • **Maximum Supported Memory:** 4TB (depending on module density – consult Memory Compatibility List)

1.3 Storage

  • **Primary Storage (OS & Applications):** 2 x 1TB NVMe PCIe Gen4 SSD (Samsung 980 Pro) in RAID 1 configuration. Provides redundancy and fast boot/application load times. See RAID Configuration for details.
  • **Secondary Storage (Data):** 4 x 8TB SAS 12Gbps 7.2K RPM HDD (Seagate Exos X16) in RAID 5 configuration. Offers high capacity and reasonable performance for large datasets.
  • **Storage Controller:** Broadcom MegaRAID SAS 9460-8i with 8GB NV Cache. Supports RAID levels 0, 1, 5, 6, 10, and more. See Storage Controller Documentation.
  • **Interface:** NVMe (PCIe Gen4 x4), SAS (12Gbps)
  • **Hot-Swap Bays:** All secondary storage drives are hot-swappable. Refer to Hot-Swap Procedure.

1.4 Network Interface Cards (NICs)

  • **Onboard NIC:** 2 x 1 Gigabit Ethernet (Intel I350-T4)
  • **Add-in NIC:** 1 x 10 Gigabit Ethernet (Mellanox ConnectX-5) – Supports RoCEv2 and iWARP. See Network Configuration.
  • **MAC Address Filtering:** Supported by all NICs.

1.5 Power Supply Unit (PSU)

  • **Capacity:** 1200W Redundant (80+ Platinum Certified)
  • **Input Voltage:** 100-240V AC, 50/60Hz
  • **Efficiency:** 94% at 50% load
  • **Connectors:** Multiple PCIe, SATA, and Molex connectors. See PSU Connector Diagram.
  • **Redundancy:** N+1 redundancy. If one PSU fails, the other can handle the full load.

1.6 Chassis & Motherboard

  • **Chassis Type:** 2U Rackmount
  • **Motherboard:** Supermicro X12DPG-QT6
  • **Form Factor:** ATX
  • **Expansion Slots:** Multiple PCIe 4.0 slots for add-in cards (GPU, NICs, etc.). See Expansion Slot Layout.
  • **Remote Management:** IPMI 2.0 compliant with dedicated LAN port. Refer to IPMI Configuration.


2. Performance Characteristics

The "Computer System" configuration demonstrates strong performance across a range of workloads. Benchmarks were conducted in a controlled environment with consistent methodology.

2.1 CPU Benchmarks

Benchmark Score
Geekbench 5 (Single-Core) 1850
Geekbench 5 (Multi-Core) 128000
Cinebench R23 (Multi-Core) 28500
Y-Cruncher (Pi Calculation - 100 Million Digits) 12.5 minutes

2.2 Storage Benchmarks

Benchmark Read Speed (MB/s) Write Speed (MB/s)
CrystalDiskMark (NVMe RAID1) 3500 3200
CrystalDiskMark (SAS RAID5) 500 450

2.3 Network Benchmarks

  • **10 Gigabit Ethernet (iPerf3):** 9.4 Gbps sustained throughput.

2.4 Real-World Performance

  • **Virtualization (VMware ESXi):** Supports up to 40 virtual machines with 4 vCPUs and 16GB RAM each, with acceptable performance. See Virtualization Best Practices.
  • **Database Server (PostgreSQL):** Handles approximately 5000 concurrent connections with an average query response time of 20ms.
  • **Web Server (Apache):** Serves approximately 10,000 requests per second.
  • **File Server (Samba):** Provides file transfer speeds of up to 800 MB/s.



3. Recommended Use Cases

This server configuration is well-suited for the following applications:

  • **Virtualization Host:** Ideal for running multiple virtual machines, consolidating workloads, and improving resource utilization.
  • **Database Server:** Suitable for hosting medium-sized databases, offering good performance and scalability.
  • **Application Server:** Capable of running demanding applications, such as ERP, CRM, and business intelligence tools.
  • **File Server:** Provides ample storage capacity and fast network access for file sharing and data archiving.
  • **Web Server:** Can handle moderate to high traffic websites and web applications.
  • **Development & Testing:** Provides a robust platform for software development, testing, and staging.
  • **Media Transcoding:** Can handle moderate media transcoding workloads. See Media Transcoding Optimization.

4. Comparison with Similar Configurations

The "Computer System" configuration is positioned as a mid-range solution. Here's a comparison with other configurations:

Configuration CPU RAM Storage Price (USD) Ideal Use Case
**Entry-Level Server** Intel Xeon Silver 4310 64 GB DDR4 2 x 480GB SSD (RAID 1) $5,000 Small business file server, web hosting
**Computer System (This Configuration)** Dual Intel Xeon Gold 6338 256 GB DDR4 2 x 1TB NVMe SSD (RAID 1) + 4 x 8TB SAS HDD (RAID 5) $12,000 Virtualization, database server, application server
**High-End Server** Dual Intel Xeon Platinum 8380 512 GB DDR4 4 x 2TB NVMe SSD (RAID 10) + 8 x 16TB SAS HDD (RAID 6) $25,000+ Large-scale virtualization, high-performance database, in-memory computing

This comparison highlights the trade-offs between cost and performance. The "Computer System" offers a good balance for a wide range of workloads. Alternatives to Intel Xeon processors include AMD EPYC Processors, which offer competitive performance. Consider Server Selection Criteria when choosing a configuration.


5. Maintenance Considerations

Proper maintenance is crucial for ensuring the long-term reliability and performance of the "Computer System".

5.1 Cooling

  • **Airflow:** Ensure proper airflow within the rack. Maintain adequate spacing around the server. See Data Center Cooling Best Practices.
  • **Fan Monitoring:** Regularly monitor fan speeds and temperatures using the IPMI interface or server management software.
  • **Dust Removal:** Periodically clean dust from the server's interior, especially from the heatsinks and fans. Use compressed air.
  • **Cooling Failures:** The redundant PSU provides some protection against cooling failures, but critical components may still overheat. Implement proactive monitoring and alerting.

5.2 Power Requirements

  • **Voltage:** 100-240V AC, 50/60Hz. Ensure the power source meets these requirements.
  • **Amperage:** The server can draw up to 16A at 230V AC or 32A at 115V AC. Provide sufficient power capacity in the rack.
  • **Redundancy:** The redundant PSU provides protection against power supply failures.
  • **UPS:** Consider using an Uninterruptible Power Supply (UPS) to protect against power outages. Refer to UPS Integration Guide.

5.3 Storage Maintenance

  • **RAID Monitoring:** Continuously monitor the RAID array for disk failures. Replace failed drives promptly.
  • **SMART Monitoring:** Enable SMART monitoring for all hard drives to detect potential failures before they occur. See SMART Drive Monitoring.
  • **Data Backups:** Regularly back up critical data to an offsite location. Follow the Data Backup Strategy.
  • **Firmware Updates:** Keep the storage controller firmware up to date.

5.4 Software Updates

  • **BIOS/UEFI:** Update the server's BIOS/UEFI firmware to the latest version.
  • **Firmware:** Update firmware for all components (NICs, storage controllers, etc.).
  • **Operating System:** Keep the operating system and all installed software up to date with the latest security patches.



Hardware Revision History Troubleshooting Guide Warranty Information Contact Support Data Center Best Practices Security Hardening Guide Disaster Recovery Plan Server Room Layout Network Security Virtualization Best Practices Hot-Swap Procedure Memory Compatibility List IPMI Configuration Storage Controller Documentation Media Transcoding Optimization Server Selection Criteria ECC Memory High-Performance Air Cooling UPS Integration Guide SMART Drive Monitoring Data Backup Strategy RAID Configuration PSU Connector Diagram Expansion Slot Layout Network Configuration ```


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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