Lenovo Thinksystem ST45 V3 Lenovo Thinksystem ST50 V3 4U Standalone Tower Server Xeon Processor DDR4 Memory-32GB 16GB Stock Options Black Ethernet
Here’s a detailed comparison table between the Lenovo ThinkSystem ST45 V3 and ST50 V3 tower servers:
Lenovo ThinkSystem ST45 V3 vs ST50 V3 Comparison Table
| Feature | ThinkSystem ST45 V3 | ThinkSystem ST50 V3 |
|---|---|---|
| Form Factor | 4.5U Tower | 5U Tower |
| Processor | Intel Xeon E-2400 | Intel Xeon E-2400 |
| Max Cores | Up to 8 cores | Up to 8 cores |
| Memory Capacity | 128GB DDR4-3200 (4 DIMM slots) | 128GB DDR4-3200 (4 DIMM slots) |
| Memory Bandwidth | 51.2GB/s | 51.2GB/s |
| Storage Bays | 4x 3.5″ or 8x 2.5″ | 4x 3.5″ or 8x 2.5″ + 2x rear NVMe |
| Max Internal Storage | 128TB (8x 16TB) | 128TB (8x 16TB) + 15.36TB NVMe |
| RAID Support | RAID 0,1,5,10 | RAID 0,1,5,10,50,60 |
| PCIe Slots | 3x PCIe 4.0 | 4x PCIe 5.0 |
| GPU Support | No | Single-slot GPUs |
| Network | 2x 1GbE | 2x 1GbE + optional 10GbE |
| Power Supply | 350W/550W | 350W/550W/800W |
| Security | TPM 2.0 | TPM 2.0 + Intel SGX |
| Management | XClarity Controller | XClarity Pro |
| Release Year | 2023 | 2023 |
Lenovo ThinkSystem ST45 V3 Tower Server
The Lenovo ThinkSystem ST45 V3 is a compact 4.5U tower server designed for small businesses and edge environments needing reliable, space-efficient computing power. Built with Intel Xeon E-2400 processors, it delivers excellent performance for essential business applications in a smaller footprint.
Key Features & Specifications:
✔ Processing Power:
- Intel Xeon E-2400 (Raptor Lake)
- Up to 8 cores and 5.6GHz Turbo Boost
- Supports 128GB DDR4-3200 ECC memory (4 DIMM slots)
✔ Storage & Expansion:
- 4x 3.5″ or 8x 2.5″ hot-swap drive bays
- Supports up to 128TB (8x 16TB HDDs)
- Hardware RAID 0/1/5/10 (via optional controller)
- 3x PCIe 4.0 slots for network/storage expansion
✔ Connectivity & Management:
- Dual 1GbE network ports
- 350W or 550W power supply options
- Lenovo XClarity Controller for remote management
- TPM 2.0 security module
✔ Ideal For:
- Small business file/print serving
- Retail POS systems and kiosks
- Edge computing deployments
- Lightweight database applications
Lenovo ThinkSystem ST50 V3 Tower Server
The ThinkSystem ST50 V3 is a more powerful 5U tower server offering enhanced expansion capabilities for growing businesses. Featuring the same Intel Xeon E-2400 processors but with superior I/O and storage options, it’s ideal for more demanding workloads.
Key Features & Specifications:
✔ Enhanced Processing:
- Intel Xeon E-2400 (Raptor Lake)
- Up to 8 cores and 5.6GHz Turbo Boost
- Supports 128GB DDR4-3200 ECC memory (4 DIMM slots)
✔ Advanced Storage:
- 4x 3.5″ or 8x 2.5″ front bays + 2x rear NVMe bays
- Supports 128TB HDD + 15.36TB NVMe cache
- RAID 0/1/5/10/50/60 support
- 4x PCIe 5.0 slots (2x bandwidth vs PCIe 4.0)
✔ Modern Connectivity:
- Dual 1GbE + optional 10GbE networking
- 350W/550W/800W power supply options
- Single-slot GPU support for acceleration
✔ Improved Management & Security:
- Lenovo XClarity Pro with advanced monitoring
- Intel SGX for enhanced security
- Tool-less chassis design for easy maintenance
✔ Ideal For:
- Medium business virtualization
- Collaborative applications
- Database servers
- AI inference workloads









