Rack servers for businesses: high density, clean structure, reliable performance
A rack server bundles computing power in a space-saving manner in a server cabinet – ideal for standardized, scalable IT landscapes. Whether 1U for web workloads or 2U for virtualization: a well-designed rack system reduces effort, costs, and downtime.
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Lenovo SR530 - 2,1 GHz - 4110 - 64 GB - DDR4-SDRAM - 1200 GB - Rack (1U)
HPE ProLiant DL320 Gen11 3408U 1.8GHz 8-core 1P 16GB-R 8SFF 500W PS Server
Intel SR2612URR Server-Barebone Socket B (LGA 1366) Rack (2U)
Lenovo Server System x3650 M3 QC - Server - Xeon DP
SR530 Xeon Bronze 3106 (8C 1.7GHz 11MB Cache/85W) 16GB(1x16GB, 1Rx4 RDIMM), O/B, 530-8i, 1x750W, XCC Standard, Tooless Rails
HPE ProLiant DL360 Gen11 4514Y 16c 1P 2x32GB-R 8SFF MR408i-o 2x480GB SATA SSD 2x1000W PS EU Server
HPE ProLiant Compute DL320 Gen12 6505P 12c 1x64GB-R 8SFF MR408i-o 2x480GB SSD 2x1000W PS EU Server
Riverbed Steelhead CXA-00580-B110 RB 100-00121-01 D WAN-Optimierungs-Appliance Server
Lenovo System x3650 M5 5462 - Server - Xeon E5 1,6 GHz - RAM:8 GB - DVD-Brenner - 2 HE
HPE ProLiant DL560 Gen11 Solution Air Cooling Server
IBM eServer xSeries 366 8863 - Xeon MP 2.67 GHz - 2 GB - 0 GB
ThinkSystem SR950, 2xIntel Xeon Gold 6242 16C 2.8GHz 150W, 4x32GB 2Rx4, RAID 930-16i 4GB Flash PCIe 12Gb Adapter, 2x1600W, XCC Enterprise, Rail Kit
Lenovo SR650 - 2,10 GHz - 8160 - 32 GB - DDR4-SDRAM - 1100 W - Rack (2U)
Lenovo SR530 - 2,1 GHz - 4110 - 16 GB - DDR4-SDRAM - 750 W - Rack (1U)
What is a rack server and when is it worthwhile?
A rack server is a standardized enclosure (usually 19 inches) for mounting in a rack for servers. It allows high density, clear cabling, and efficient cooling – from edge locations to data centers.
Typical areas of application:
- Virtualization, databases, file services
- Private cloud and container workloads
- VDI/terminals, ERP/CRM, backup targets
Advantages at a glance
- Scalability: Easy expansion with additional height units (U)
- Service-friendly: Front access, rail systems, hot-swap components
- Standardization: Uniform 19-inch infrastructure, predictable spare parts
Which rack system is right for you? 19-inch, 10-inch, or mini rack
The 19-inch server rack is the corporate standard. It offers maximum manufacturer and accessory compatibility (PDU, KVM, cable management). In confined IT rooms, shops, or PoS environments, 10-inch server rack solutions are an option. For branch offices, a mini rack server with a short depth and low noise level is ideal.
Planning dimensions correctly
- Height units (U): 1U/2U determine density and expandability
- Depth: Take into account device and cable space (rails, connectors, bending radii)
- Cooling & airflow: Front-to-rear, blanking panels to prevent bypass airflow
Top manufacturers: Dell, HPE, and Lenovo
Performance, availability, and lifecycle services are key purchasing factors.
- Dell rack servers: PowerEdge series with broad CPU/RAM scaling, iDRAC management, and a strong ecosystem.
- Hewlett Packard rack servers: HPE ProLiant with iLO management, smart storage, and sophisticated security functionality.
- Lenovo server rack: ThinkSystem with high efficiency, versatile RAID options, and quiet acoustic profile.
Important selection criteria when purchasing a rack server
Requirements should be clearly defined before purchasing.
Performance & architecture
- CPU: Plan cores per license model and workload (VM density, DB threads)
- RAM: Reserve for cache, in-memory shares, and future upsizing steps
- Storage: NVMe/SAS mix for latency and capacity; consider RAID/erasure coding
Network & expansions
- Ports: 1/10/25/40/100 GbE according to traffic profile; Check SFP+/DAC compatibility
- IO slots: Allow space for HBAs, GPUs, or backup controllers
- Out-of-band: Remote management (iDRAC/iLO/XClarity) for 24/7 operation
Operation & Availability
- Redundancy: Dual PSU, hot-swap fans, multipath network; define spare parts logic
- Lifecycle: Firmware path, support contracts, spare parts availability
Rack servers: new, used, and refurbished at it-market
At it-market, you can find a variety of rack servers in tested quality – new, used, or refurbished.
We offer:
- 3-year warranty for companies
- Up to 2,500 euros buyer protection
- Short delivery times
Do you have any questions? Our sales team is happy to answer any questions you may have about IT hardware and IT remarketing.