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Lenovo Thinksystem ST45 V3 Lenovo Thinksystem ST50 V3 4U Standalone Tower Server Xeon Processor DDR4 Memory-32GB 16GB Stock Options Black Ethernet Used

  1. Expansion Capabilities:
    • ST50 V3 offers 4x PCIe 5.0 slots vs ST45 V3’s 3x PCIe 4.0
    • ST50 V3 supports GPUs and has rear NVMe bays
  2. Storage Flexibility:
    • ST50 V3 adds RAID 50/60 support
    • Both support 128TB HDD storage, but ST50 V3 adds NVMe caching
  3. Networking:
    • ST50 V3 offers 10GbE upgrade options
    • ST45 V3 limited to 1GbE
  4. Physical Size:
    • ST45 V3’s 4.5U form factor is more compact
    • ST50 V3’s 5U design allows better cooling/expansion

Best Use Cases:

  • ST45 V3: Ideal for space-constrained environments needing basic compute
  • ST50 V3: Better for growing businesses needing GPU support and faster storage
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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
Thinksystem ST45 V3

Thinksystem ST45 V3, Thinksystem ST50 V3