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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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Cisco MEM-RSP720-2G
RSP720 1G to 2G RP Memory Upgrade (2 x 1G Modules)
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Cisco UCS-MR-1X082RZ-A
8GB DDR3-1866-MHz RDIMM/PC3-14900/dual rank/x4/1.5v
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Dell 0F1G9D
32GB 1600MHz DDR3 PC3L-12800L ECC LRDIMM Quad-Rank 4Rx4, LV 1.35V
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Cisco MEM-GRP-512
512MB Route Memory FOR GRP-B ONLY (2x256MB)
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Cisco MEM-A-MSFC3-1GB
1GB Memory Upgrade Option
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Cisco MEM2650-32U128D
32 TO 128MB DRAM Factory Upgrade for the Cisco 265x only
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Cisco 3rd MEM2821-512U1024D
512 to 1024MB DDR DRAM factory upgrade for Cisco 2821, compatible
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Aruba 672612-081
DIMM,16GB PC3-12800R,1G x4
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Cisco 3rd MEM-64M-AS53
AS5300 Main DRAM Upgrade (from 32MB to 64MB), compatible
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Cisco MEM1700-32U48D
Cisco 1720 32MB to 48MB DRAM Factory Upgrade
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Aruba 862689-091
HPE 8GB (1X8GB) SINGLE RANK X8 DDR4-2400 CAS-17-17-17 UNBUFFERED STANDARD MEMORY KIT
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Cisco UCS-MR-X32G2RS-H
32GB DDR4-2666-MHz RDIMM/PC4-21300/dual rank/x4/1.2v
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Cisco A02-M316GB3-2
16GB DDR3-1333MHz RDIMM/PC3-10600/2x8GB 2R Kit/Low Volt
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HPE 840758-091
HPE 32GB (1x32GB) Dual Rank x4 DDR4-2666 CAS-19-19-19 Registered Smart Memory Kit
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IBM 49Y1431
8GB (1x8GB, 2Rx4, 1.5V) PC3-10600 CL9 ECC DDR3 1333MHz VLP RDIMM
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Lenovo 95Y4823
16GB TruDDR4 Memory (2Rx4, 1.2V) PC4-17000 CL15 2133MHz LP RDIMM
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Crucial CT8G4SFRA32A
Crucial DDR4 - Modul - 8 GB - 3200 SODIMM 260-PIN
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Cisco 3rd A02-M316GB4-2
16GB DDR3-1066 RDIMM/PC3-8500/4R/2x8GB 4R Kit/Low Volt, compatible
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Aruba P43322-B21
HPE 16GB (1x16GB) Single Rank x8 DDR5-4800 CAS-40-39-39 EC8 Registered Smart Memory Kit
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Cisco MEM-C8500L-64GB
Cisco C8500 64GB DRAM
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Dell 3rd 0917VK
Dell Dual In-Line Memory Module,128G,2667,8RX4,8G,DDR4,Lead Reduced compatible, compatible
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Cisco 3rd MEM-NPE-G2-1GB
7200 Series NPE-G2 1GB Memory, compatible
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Cisco MEM3725-128U192D
128 to 192MB DIMM DRAM factory upgrade for the Cisco 3725
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Aruba 647653-081
HP 16GB 2Rx4 PC3L-10600R-9 Kit
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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.