AMD EPYC 7502P Server (256GB/4TB)

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```wiki AMD EPYC 7502P Server (256GB/4TB) - Technical Documentation

This document provides a comprehensive overview of the AMD EPYC 7502P server configuration featuring 256GB of RAM and 4TB of storage. It details the hardware specifications, performance characteristics, recommended use cases, comparisons with similar configurations, and essential maintenance considerations. This document is intended for system administrators, IT professionals, and hardware engineers.

1. Hardware Specifications

This section details the core components of the AMD EPYC 7502P server configuration.

1.1 Processor

  • CPU Model: AMD EPYC 7502P
  • Architecture: Rome (Zen 2)
  • Core Count: 32 Cores
  • Thread Count: 64 Threads
  • Base Clock Speed: 2.1 GHz
  • Max Boost Clock Speed: 3.2 GHz
  • Cache:
   *   L1 Cache: 64KB per core (32 x 64KB instruction, 32 x 64KB data)
   *   L2 Cache: 512KB per core (32 x 512KB)
   *   L3 Cache: 128MB (shared)
  • TDP (Thermal Design Power): 175W
  • Socket: SP3 (Socket P3)
  • PCIe Support: PCIe 4.0 (128 lanes) - see PCIe Standards for details.
  • Integrated Security Features: AMD Secure Processor (ASP) - see Server Security Features for further information.

1.2 Memory

  • RAM Capacity: 256GB
  • RAM Type: DDR4 ECC Registered DIMMs (RDIMMs)
  • RAM Speed: 3200 MHz
  • RAM Configuration: 8 x 32GB DIMMs (Optimal configuration for maximum bandwidth. See Memory Configuration Best Practices)
  • Memory Channels: 8 memory channels per CPU (resulting in 64 channels total, due to a dual-socket configuration being standard for this CPU)
  • Supported Memory Capacity (Max): Up to 4TB per socket (depending on motherboard support) – see Server Memory Scaling
  • Memory Error Detection/Correction: ECC (Error Correcting Code) – critical for server stability. See ECC Memory Explained.

1.3 Storage

  • Total Storage Capacity: 4TB
  • Storage Type: 4 x 1TB NVMe PCIe Gen4 SSDs in RAID 0 configuration (default). See RAID Configurations for more details.
  • Interface: PCIe 4.0 x4 NVMe
  • Read Speed (Sequential): Up to 7,000 MB/s (per drive, RAID 0 aggregate is theoretical maximum)
  • Write Speed (Sequential): Up to 5,500 MB/s (per drive, RAID 0 aggregate is theoretical maximum)
  • IOPS (Random Read/Write): Up to 800K/600K, depending on workload and drive model.
  • Hot-Swap Support: Dependent on the server chassis and RAID controller. See Hot-Swap Drive Technology.
  • Optional Storage: Support for additional SATA/SAS drives via backplane (dependent on chassis).

1.4 Networking

  • Integrated Network Interface: Dual 10 Gigabit Ethernet (10GbE) ports. See Ethernet Standards for details.
  • Network Controller: Mellanox ConnectX-4 Lx
  • Optional Networking: Support for additional 10GbE, 25GbE, or 40GbE network cards via PCIe slots. See Server Networking Options.

1.5 Motherboard

  • Chipset: AMD SP3
  • Form Factor: Standard ATX or Rackmount (dependent on chassis)
  • PCIe Slots: Multiple PCIe 4.0 x16 and PCIe 4.0 x8 slots available for expansion cards.
  • USB Ports: Multiple USB 3.1 Gen1 and Gen2 ports.
  • Management Interface: IPMI 2.0 compliant with dedicated LAN port for remote management. See IPMI Remote Management.

1.6 Power Supply

  • Power Supply Capacity: 1200W Redundant Power Supplies (RPS) – 80+ Platinum certified.
  • Power Efficiency: 94% at 50% load.
  • Input Voltage: 100-240V AC.
  • Redundancy: N+1 redundancy. See Redundant Power Supplies.

1.7 Chassis

  • Form Factor: 2U Rackmount Server
  • Cooling: Redundant hot-swap fans with thermal sensors.

2. Performance Characteristics

The AMD EPYC 7502P server configuration delivers exceptional performance suitable for demanding workloads.

2.1 Benchmark Results

  • SPECint®2017: ~150 (estimated, dependent on specific system configuration and compiler)
  • SPECfp®2017: ~120 (estimated, dependent on specific system configuration and compiler)
  • PassMark CPU Mark: ~25,000 (estimated)
  • IOMeter (4KB Random Read/Write): Up to 500,000 IOPS (aggregate RAID 0)
  • Linpack HPL: ~ 5 PFLOPS (estimated, dependent on memory configuration and optimization)

These benchmarks are indicative and can vary based on system configuration, software versions, and testing methodologies. See Server Benchmarking Tools for more information.

2.2 Real-World Performance

  • Virtualization: Excellent performance for running multiple virtual machines (VMs) concurrently. Capable of supporting 50+ VMs with 4 vCPUs and 8GB RAM per VM without significant performance degradation. See Server Virtualization Technologies.
  • Database Applications: Fast query processing and high transaction rates for demanding database workloads (e.g., MySQL, PostgreSQL, SQL Server).
  • High-Performance Computing (HPC): Suitable for scientific simulations, data analysis, and other HPC applications.
  • Media Encoding/Transcoding: Rapid encoding and transcoding of video and audio files.
  • Software Development: Fast compilation times and efficient build processes.

2.3 Performance Bottleneck Analysis

Potential performance bottlenecks in this configuration include:

  • Storage I/O: While NVMe SSDs offer high performance, sustained write workloads can still be limited by the RAID 0 configuration's lack of redundancy.
  • Memory Bandwidth: Although 256GB of RAM is substantial, memory bandwidth can become a limiting factor for extremely memory-intensive applications.
  • Network Bandwidth: 10GbE networking may be insufficient for applications requiring very high network throughput.

3. Recommended Use Cases

The AMD EPYC 7502P server configuration is ideal for the following use cases:

  • Virtualization Host: Providing a robust platform for hosting virtual machines.
  • Database Server: Supporting demanding database applications with high transaction rates.
  • High-Performance Computing (HPC): Running scientific simulations and data analysis workloads.
  • Media Server: Streaming and transcoding video and audio content.
  • Application Development and Testing: Providing a powerful platform for software development and testing.
  • Data Analytics: Processing large datasets for business intelligence and insights. See Big Data Analytics.
  • In-Memory Databases: Supporting databases that rely heavily on RAM for performance.

4. Comparison with Similar Configurations

This section compares the AMD EPYC 7502P configuration with other similar options.

Comparison with Similar Server Configurations
**Processor** | **RAM** | **Storage** | **Approximate Price** | **Strengths** | **Weaknesses** | AMD EPYC 7502P | 256GB DDR4 3200MHz | 4TB NVMe PCIe Gen4 (RAID 0) | $8,000 - $10,000 | High core count, excellent performance, PCIe 4.0 support | RAID 0 offers no data redundancy, potentially high cost | Intel Xeon Gold 6248R | 256GB DDR4 2933MHz | 4TB NVMe PCIe Gen3 (RAID 0) | $7,500 - $9,500 | Strong single-core performance, well-established ecosystem | Fewer cores than EPYC, PCIe Gen3 | AMD EPYC 7402P | 128GB DDR4 3200MHz | 2TB NVMe PCIe Gen4 (RAID 0) | $6,000 - $8,000 | Lower cost, good performance for less demanding workloads | Reduced RAM and storage capacity | Intel Xeon Silver 4216 | 64GB DDR4 2666MHz | 2TB SATA SSD (RAID 1) | $4,000 - $6,000 | Lower cost, data redundancy with RAID 1 | Significantly lower performance, slower storage |

This table provides a general comparison. Actual pricing and performance will vary depending on vendor and specific component choices. See Server Configuration Comparison Tools.

5. Maintenance Considerations

Proper maintenance is crucial for ensuring the long-term reliability and performance of the AMD EPYC 7502P server.

5.1 Cooling

  • Airflow: Ensure adequate airflow around the server chassis to prevent overheating. Monitor fan speeds and temperatures regularly.
  • Dust Control: Regularly clean dust from the server components to maintain optimal cooling efficiency. See Server Cooling Best Practices.
  • Liquid Cooling: For extremely high-density deployments, consider adding liquid cooling solutions to supplement air cooling.

5.2 Power Requirements

  • Power Consumption: The server typically consumes between 300W and 600W under full load.
  • Power Redundancy: Utilize redundant power supplies (RPS) to ensure continuous operation in the event of a power supply failure.
  • UPS: Consider using an uninterruptible power supply (UPS) to protect against power outages. See UPS Systems for Servers.

5.3 Storage Maintenance

  • SMART Monitoring: Regularly monitor the SMART status of the NVMe SSDs to detect potential failures.
  • Firmware Updates: Keep the SSD firmware up-to-date to ensure optimal performance and reliability.
  • Data Backups: Implement a robust data backup strategy to protect against data loss. Given the RAID 0 configuration, backups are *essential*. See Server Backup and Recovery.

5.4 Software Maintenance

  • Operating System Updates: Keep the operating system and all software applications up-to-date with the latest security patches.
  • Firmware Updates: Regularly update the server firmware (BIOS, BMC) to ensure optimal performance and stability.
  • Log Monitoring: Monitor system logs for errors and warnings.

5.5 Remote Management

  • IPMI/iLO/DRAC: Utilize the server's integrated remote management interface (IPMI) to remotely monitor and manage the server.

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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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