Servers for Lenovo ThinkEdge SE455 V3 server Thinksystem SR655 V3 4th Generation 1xAMD EPYC 8004 Series 64 Cores 200W TDP 6x TruDDR5 576GB
Here’s a detailed comparison table between the Lenovo ThinkEdge SE455 V3 (edge-optimized server) and ThinkSystem SR655 V3 (general-purpose rack server):
Lenovo ThinkEdge SE455 V3 vs ThinkSystem SR655 V3 Comparison
| Feature | ThinkEdge SE455 V3 | ThinkSystem SR655 V3 | Key Differences |
|---|---|---|---|
| Form Factor | 1U Short Depth (430mm) | 1U Standard Depth (700mm+) | SE455 for space-constrained edge deployments |
| Target Environment | Edge Computing (harsh/remote locations) | Data Center/Enterprise | SE455 has wider temp tolerance |
| Processors | 1x AMD EPYC 8004 Series | 1-2x AMD EPYC 9004 Series | SR655 supports dual CPUs |
| Max Cores | Up to 64 cores | Up to 128 cores (2x 64-core) | SR655 has 2x compute power |
| Memory | 8 DIMM slots, up to 2TB DDR5 | 32 DIMM slots, up to 4TB DDR5 | SR655 has 4x memory capacity |
| Storage | 4x 2.5″ or 8x E1.S NVMe | 10x 2.5″ or 4x 3.5″ + 2x M.2 | SR655 offers more storage options |
| PCIe Expansion | 3x PCIe 5.0 slots | 5x PCIe 5.0 slots | SR655 better for expansion |
| GPU Support | 1x low-profile GPU | 2x single-width GPUs | SR655 better for accelerators |
| Power Supplies | 500W (single or redundant) | 550W-1400W (Platinum/Titanium) | SR655 supports higher power |
| Operating Temp | -5°C to 55°C | 5°C to 40°C | SE455 for extreme environments |
| Vibration/Shock | MIL-STD-810H compliant | Standard data center specs | SE455 more ruggedized |
| Networking | Optional 5G/LTE, Wi-Fi | Standard OCP 3.0 25/100GbE | SE455 for wireless edge |
| Management | XClarity Controller + Edge Management | Standard XClarity Controller | SE455 has edge-specific tools |
| Use Cases | • Edge AI • Retail • Telecom |
• Virtualization • Databases • Private Cloud |
Different deployment scenarios |
1. Lenovo ThinkEdge SE455 V3 – The Ultimate Edge Computing Server
The ThinkEdge SE455 V3 is a compact, ruggedized 1U server purpose-built for edge computing, AI inferencing, and IoT deployments. Designed for harsh environments, it combines enterprise-grade performance with edge-optimized durability.
Key Features:
✔ Compact Short-Depth Design (430mm) – Fits in space-constrained edge locations (retail, factories, telecom)
✔ AMD EPYC 8004 Series CPU – Single socket, up to 64 cores for efficient edge processing
✔ Edge-Optimized Resilience – Operates in -5°C to 55°C and withstands shock/vibration (MIL-STD-810H)
✔ Flexible Storage – Supports 4x 2.5″ drives or 8x E1.S NVMe for high-speed edge data
✔ 5G/LTE & Wi-Fi Ready – Built for wireless edge deployments (optional modules)
✔ 1x Low-Profile GPU Support – For edge AI inferencing (NVIDIA T4, Intel Flex)
✔ Lenovo XClarity Edge Management – Remote monitoring for distributed deployments
Best For:
✅ Edge AI & IoT (Smart factories, retail analytics)
✅ Telecom & 5G MEC (Mobile Edge Computing)
✅ Ruggedized Deployments (Remote sites, vehicles, outdoor use)
2. Lenovo ThinkSystem SR655 V3 – High-Performance Data Center Server
The ThinkSystem SR655 V3 is a 1U dual-socket rack server designed for dense virtualization, cloud, and enterprise workloads in data centers.
Key Features:
✔ Dual AMD EPYC 9004 CPUs – Up to 128 cores (2x 64-core) for extreme multi-threading
✔ Massive Memory Capacity – 32 DIMM slots, up to 4TB DDR5
✔ High-Speed Storage – 10x 2.5″ or 4x 3.5″ bays + 2x M.2 (NVMe/SAS/SATA)
✔ PCIe 5.0 Expansion – 5x slots for GPUs, NICs, or accelerators
✔ 2x Single-Width GPUs – Supports NVIDIA L4, A2, or AMD Instinct
✔ Data Center Reliability – 80+ Platinum PSUs, redundant cooling
Best For:
✅ High-Density Virtualization (VMware, Kubernetes)
✅ Private Cloud & Hyperscale Deployments
✅ AI Training & Medium-Scale Databases
Comparison Summary
| Aspect | ThinkEdge SE455 V3 (Edge) | ThinkSystem SR655 V3 (Data Center) |
|---|---|---|
| Form Factor | 1U Short Depth (430mm) | 1U Standard Depth (700mm+) |
| CPU | 1x AMD EPYC 8004 (64 cores) | 2x AMD EPYC 9004 (128 cores) |
| Memory | 8 DIMMs, 2TB DDR5 | 32 DIMMs, 4TB DDR5 |
| Storage | 4x 2.5″ or 8x E1.S NVMe | 10x 2.5″ or 4x 3.5″ + 2x M.2 |
| GPU Support | 1x Low-Profile | 2x Single-Width |
| Environment | -5°C to 55°C, Ruggedized | Standard Data Center (5°C to 40°C) |
| Networking | 5G/LTE, Wi-Fi Options | OCP 3.0 (25/100GbE) |
| Use Case | Edge AI, IoT, Telecom | Virtualization, Cloud, Databases |
Which Server Should You Choose?
- For edge computing, harsh environments, or wireless needs → ThinkEdge SE455 V3
- For data center virtualization, AI training, or high-core workloads → ThinkSystem SR655 V3
Both leverage AMD EPYC processors but serve entirely different deployment scenarios. The SE455 V3 excels at the edge, while the SR655 V3 dominates in traditional data centers.
