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Buy RAM: Powerful memory for your IT infrastructure

Efficient memory is the backbone of any high-performance IT environment. When buying RAM (random access memory), you should consider not only memory capacity and clock speed, but also compatibility, energy consumption, and error correction. it-market offers a wide selection of RAM modules.

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Dell SNP66GKYC/8G
8GB 1600MHz non-ECC DDR3 SDRAM 240-pin UBDIMM F/OPTI 3010 7010 9010
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Aruba 879505-B21
HPE 8GB (1x8GB) Single Rank x8 DDR4-2666 CAS-19-19-19 Unbuffered Standard Memory Kit
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Dell 3rd SNPMMRR9C/32G
32GB 4RX4 DDR4 LRDIMM 2133MHz A7910489, compatible
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HPE 809080-091
HPE - DDR4 - 8 GB - DIMM 288-pin - 2400 MHz / PC4-19200 - CL17 - 1.2 V - registered - ECC
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Cisco MEM-SUP2T-2GB
Catalyst 6500 2GB memory for Sup2T and Sup2TXL S
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Cisco 3rd MEM-2951-512U2.5GB
512MB to 2.5GB DRAM Upgrade (2GB + 512MB) for Cisco 2951 ISR, compatible
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HPE 731657-081
HP 8GB 1Rx4 PC3-14900R-13 Kit
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Cisco 3rd MEM8XX-512U768D
DRAM Upgrade 512 MB to 768 MB, compatible
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Aruba P20504-001
HPE 64GB 2Rx4 PC4-3200AA-R Smart Kit.
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HPE 669320-B21
HP 2GB 1Rx8 PC3-12800E-11 Kit
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Cisco 3rd MEM2600-32D
32 MB DRAM DIMM for the Cisco 2600 Series, compatible
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Cisco 3rd MEM3660-64U96D
64 to 96 MB factory SDRAM upgrade for Cisco 3660, compatible
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Cisco UCS-MR-1X041RX-A
4GB DDR3-1333-MHz RDIMM/PC3-10600/1R/1.35v Cisco
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Cisco 3rd 7300-MEM-512
512MB SDRAM for 7304 NSE-100. spare, compatible
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Kingston KCS-UC424LQ/64G
64GB Kingston KCS-UC424LQ/64G Cisco DDR4 2400MT/s ECC LRDIMM Memory DIMM
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Nortel NTAB3421E5
BCM256MB Memory Module FRU
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Lenovo 3rd 4ZC7A15124
ThinkSystem 64GB TruDDR4 3200MHz (2Rx4 1.2V) RDIMM-A, compatible
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Dell A8451131
64GB DDR4 4Rx4 ECC 2133MHz Disc Prod Spcl Sourcing
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Dell 0A7187319
8GB Mem SRx4 1866MHz Disc Prod Rplcmnt Prt
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IBM 47J0183
IBM 16GB (1x16GB) PC3-12800 CL11 ECC DDR3 SDRAM RDIMM
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Dell SNP12C23C/16G
16GB Certified Replacement Memory Module For select Dell Systems - 2RX4 RDIMM 1866MHz SV (A7187318)
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Cisco UCS-MR-1X162RV-A
16GB DDR4-2400-MHz RDIMM/PC4-19200/dual rank/x4/1.2v
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Dell 0SNP7XRW4C/16G
16GB ECC DRX8 unbuff PC4-17000 2133MHz UDIMM 1.2V A8661096
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Cisco UCS-MR128G2RG5
128GB DDR5-6400 RDIMM 2Rx4 (32Gb)
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What types of RAM are available and what are the differences between them?

The most common RAM standards are DDR3 RAM, DDR4 RAM, and DDR5 RAM. Each standard has specific advantages and disadvantages:

  • RAM DDR3: Solid basis for older systems. Cost-effective, but with lower clock speed and higher power consumption.
  • RAM DDR4: Currently widely used. Good balance of speed, energy efficiency, and price.
  • DDR5 RAM: Latest generation. Highest bandwidths and optimized energy management – ideal for high-end systems.

Tip: Before purchasing, check compatibility with your motherboard and processor. Not all RAM fits in every system.


How much RAM does a business PC need?

RAM requirements depend on the specific use. General recommendations:

  • 8 GB RAM: Sufficient for simple office applications.
  • 16 GB RAM: Ideal for multitasking, video conferencing, simple image editing.
  • 32 GB RAM: Perfect for developers, analysts, virtualization, or CAD.
  • 64 GB+ RAM: For servers, workstations, and memory-intensive processes.


DDR5 RAM 32GB vs. DDR4 RAM 32GB: What are the differences?

Both RAM modules offer high capacity and speed with 32 GB and 3,600 MHz but differ in technology. D

DR5 RAM 32GB enables higher bandwidth per module, better energy efficiency, and optimized memory management - ideal for modern high-performance systems. 

DDR4 RAM 32GB remains a stable, cost-effective solution for proven platforms and offers strong performance for most professional applications. The choice depends on the motherboard and intended use.


RAM for PCs or laptops – what to look out for?

PC RAM and laptop RAM differ in terms of form factor and compatibility:

  • PC RAM (DIMM): Longer modules with higher power consumption, usually easier to upgrade.
  • Laptop RAM (SO-DIMM): More compact, lower energy consumption, often limited upgradeability.

Important criteria for both variants:

  • Clock frequency (e.g., 3,600 MHz)
  • Latency times
  • Number of modules and dual/quad channel support


What is ECC RAM and when is it needed?

ECC RAM (Error Correction Code) automatically detects and corrects memory errors. This increases system stability – particularly important in:

  • Servers
  • Workstations
  • Corporate IT with critical applications

Note: ECC RAM requires a compatible motherboard with ECC support – usually only available for server components.


Buy RAM at it-market

At it-market, you will find a wide selection of RAM memory – used, refurbished, or new – for every scenario. 

We offer you:

  • 3-year warranty for companies
  • Up to 2.500€ buyer protection
  • Short delivery times

Do you have any questions, or would you like to buy RAM? Our sales team is happy to answer your questions about IT hardware and IT remarketing.