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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 7X08A07FEA

ThinkSystem SR530, 1xIntel Xeon Silver 4210 10C 2.2GHz 85W, 1x16GB 2Rx8, RAID 930-8i 2GB Flash PCIe 12Gb Adapter, 1x750W, XCC Advanced, ThinkSystem Toolless Slide Rail

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Lenovo 7X08A01XEA

Lenovo SR530 - 2,10 GHz - 4116 - 16 GB - DDR4-SDRAM - 750 W - Rack (1U)

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Aruba 583968-001

DL380 G7 E5506 2.13 1P 4G SFF ENTRY

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Lenovo 7X02A0EPEA

SR630 Xeon Bronze 3206R (8C 1.9GHz 11MB Cache/85W) 32GB 2933MHz (1x32GB, 2Rx4 RDIMM), O/B 3,5 inch HS (4), 530-8i, 1x750W, XCC Enterprise, Tooless Rails

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HPE P28948-B21

HPE DL360 Gen10+ 8SFF NC CTO Svr.

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HPE P53935-B21

HPE ProLiant DL365 Gen11 GPU Configure-to-order Server

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HPE 438089-001

DL580 G5 E7310 1.6 2P 4G

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HPE P90000-425

HPE ProLiant Compute DL360 Gen12 6517P 1P 2x32GB-R 8SFF NS204i-u v2 MR408i-o 2x1000W PS EU Server

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Lenovo 7X04A0BKEA

SR550 Xeon Silver 4210R (10C 2.4GHz 13.75MB Cache/100W) 16GB 2933MHz (1x16GB, 2Rx8 RDIMM), O/B 3,5 inch HS (8), 930-8i, 1x750W, XCC Enterprise, Tooless Rails

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Lenovo 7Y51A076EA

ThinkSystem SR250, 1xIntel Xeon E-2244G 4C 3.8GHz 71W, 1x16GB 2Rx8, SW RD, 1x450W, ThinkSystem SR250/SR150 Slide Rail Kit

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Lenovo 7X99A08WEA

SR590 Xeon Silver 4215R (8C 3.2GHz 11MB Cache/130W) 16GB 2933MHz (1x16GB, 2Rx8 RDIMM), 3x600GB 10k SAS, 930-8i, 2x750W, XCC Enterprise, Tooless Rails

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Cisco UCSC-C240-M5L

Cisco UCS C240 M5 LFF Rack Server - Server - rack-mountable - 2U - 2-way - no CPU - RAM 0 GB - SATA/SAS - hot-swap 3.5in bay(s) - no HDD - GigE, 10 GigE - monitor none

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Supermicro SYS-5019P-M-ASSEM

IM-1U E3V6 C236 LFF XEON 4112 3TB SSD HDD / MEGARAID

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Supermicro SYS-5038MR-H8TRF

3U 8NODE 1XEON V4 C612 2X3.5HS 1620WR 2X1GBE 1PCIE IN

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IBM 794572U

IBM SYSTEM X3650 M3 3.06G 12

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HPE 583968-001

DL380 G7 E5506 2.13 1P 4G SFF Entry

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Lenovo 7X02A0EWEA

SR630 Xeon Gold 6230R (26C 2.1GHz 35.75MB Cache/165W) 32GB 2933MHz (1x32GB, 2Rx4 RDIMM), O/B, 930-8i, 1x750W, XCC Enterprise, Tooless Rails

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Lenovo 7D2XA01BEA

ThinkSystem SR645, 2xAMD EPYC Rome 32C 180W 2.5GHz 180W, 2x32GB 2Rx8, ThinkSystem Raid 940-16i 8GB Flash PCIe Gen4 12Gb Internal Adapter, 1x750W, XCC Enterprise,

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IBM 72336SU

IBM SYSTEM X3950 M2 2X2.66G

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Lenovo 7X04A07JEA

ThinkSystem SR550, 1xIntel Xeon Silver 4208 8C 2.1GHz 85W, 1x16GB 2Rx8, SW RD, 1x750W, XCC Enterprise, ThinkSystem Toolless Slide Rail

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Lenovo 7X16A052EA

ThinkSystem SN550, 1xIntel Xeon Gold 6132 14C 2.6GHz 140W, 1x32GB 2Rx4,

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IBM 71455RU

IBM SYSTEM X3850 X5 2X2.26G

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HPE 670853-S01

DL380P G8 E5-2660 2.2 8C 2P 32G SFF

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Lenovo 7D2VA01EEA

ThinkSystem SR665, 2xAMD EPYC 7302 16C 155W 3.0GHz 155W, 2x32GB 2Rx8, SW RD, 1x1100W, XCC Enterprise,

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This item is delivered by a forwarding agent.

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.