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Dell Precision Tower 3420 Memory Upgrades ✓­ Guaranteed Compatible

Make & ModelDell Precision Tower 3420
Total Memory Slots4
Maximum Memory64GB

It's easy to buy Dell Precision Tower 3420 memory here.

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Have a question about your Dell Precision Tower 3420 memory upgrade? Our technical support can help you with any question to ensure you get the best module option for your Dell Precision Tower 3420 system.

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Compatible

Get proven Dell Precision Tower 3420 memory upgrades here. We ship approved, certified and OEM qualified modules to ensure total Dell Precision Tower 3420 system memory reliability.

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Replacement

Nothing is perfect. Sometimes things happen. If your Dell Precision Tower 3420 memory upgrade fails at anytime–we will ship a replacement same day. We support your Dell Precision Tower 3420 memory purchase long after the sale.

Meet the increasing demands of your applications with more Dell Precision Tower 3420 memory.
Expand system performance with an upgrade at lower costs today!

DIMM Type    Speed    Configuration Guide    Lifetime WarrantyLifetime WarrantyLifetime WarrantyLifetime Warranty
Never worry. We support you long after the sale. If any module ever fails–we will replace at zero cost to you!

DIMM TYPE
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Showing all 32 results

Part # Part Number Made By Capacity Speed Form Factor Price
A9755388
A9755388
Memory for Dell Precision Tower 3420
Original Replacement 1x 16GB DDR4-2400 UDIMM $ 58 Buy Now
A9755661
A9755661
Memory for Dell Precision Tower 3420
Original Replacement 1x 16GB DDR4-2400 UDIMM $ 58 Buy Now
SNPCX1KMC/16G
SNPCX1KMC/16G
Memory for Dell Precision Tower 3420
Original Replacement 1x 16GB DDR4-2400 UDIMM $ 58 Buy Now
A9652462
A9652462
Memory for Dell Precision Tower 3420
Original Replacement 1x 8GB DDR4-2400 UDIMM $ 28 Buy Now
A9654881
A9654881
Memory for Dell Precision Tower 3420
Original Replacement 1x 8GB DDR4-2400 UDIMM $ 28 Buy Now
SNPMT9MYC/8G
SNPMT9MYC/8G
Memory for Dell Precision Tower 3420
Original Replacement 1x 8GB DDR4-2400 UDIMM $ 28 Buy Now
A8661096
A8661096
Memory for Dell Precision Tower 3420
Original Replacement 1x 16GB DDR4-2133 UDIMM $ 58 Buy Now
SNP7XRW4C/16G
SNP7XRW4C/16G
Memory for Dell Precision Tower 3420
Original Replacement 1x 16GB DDR4-2133 UDIMM $ 58 Buy Now
A8058283
A8058283
Memory for Dell Precision Tower 3420
Original Replacement 1x 4GB DDR4-2133 UDIMM $ 14 Buy Now
A8423727
A8423727
Memory for Dell Precision Tower 3420
Original Replacement 1x 4GB DDR4-2133 UDIMM $ 14 Buy Now
A8661095
A8661095
Memory for Dell Precision Tower 3420
Original Replacement 1x 4GB DDR4-2133 UDIMM Request For Quote
SNP61H6HC/4G
SNP61H6HC/4G
Memory for Dell Precision Tower 3420
Original Replacement 1x 4GB DDR4-2133 UDIMM $ 14 Buy Now
SNPN8MT5C/4G
SNPN8MT5C/4G
Memory for Dell Precision Tower 3420
Original Replacement 1x 4GB DDR4-2133 UDIMM Request For Quote
M391A2K43BB1-CRC
M391A2K43BB1‐CRC
Memory for Dell Precision Tower 3420
SAMSUNG 1x 16GB DDR4-2400 UDIMM $ 58 Buy Now
M391A1K43BB1-CRC
M391A1K43BB1‐CRC
Memory for Dell Precision Tower 3420
SAMSUNG 1x 8GB DDR4-2400 UDIMM $ 28 Buy Now
M391A2K43BB1-CPB
M391A2K43BB1‐CPB
Memory for Dell Precision Tower 3420
SAMSUNG 1x 16GB DDR4-2133 UDIMM Request For Quote
M378A5143DB0-CPB
M378A5143DB0‐CPB
Memory for Dell Precision Tower 3420
SAMSUNG 1x 4GB DDR4-2133 UDIMM Request For Quote
M391A5143EB1-CPB
M391A5143EB1‐CPB
Memory for Dell Precision Tower 3420
SAMSUNG 1x 4GB DDR4-2133 UDIMM Request For Quote
HMA82GU7AFR8N-UH
HMA82GU7AFR8N‐UH
Memory for Dell Precision Tower 3420
SK HYNIX 1x 16GB DDR4-2400 UDIMM Request For Quote
HMA82GU7CJR8N-UH
HMA82GU7CJR8N‐UH
Memory for Dell Precision Tower 3420
SK HYNIX 1x 16GB DDR4-2400 UDIMM Request For Quote
HMA81GU7AFR8N-UH
HMA81GU7AFR8N‐UH
Memory for Dell Precision Tower 3420
SK HYNIX 1x 8GB DDR4-2400 UDIMM $ 28 Buy Now
HMA81GU7CJR8N-UH
HMA81GU7CJR8N‐UH
Memory for Dell Precision Tower 3420
SK HYNIX 1x 8GB DDR4-2400 UDIMM Request For Quote
HMA81GU7MFR8N-UH
HMA81GU7MFR8N‐UH
Memory for Dell Precision Tower 3420
SK HYNIX 1x 8GB DDR4-2400 UDIMM Request For Quote
HMA82GU7AFR8N-TF
HMA82GU7AFR8N‐TF
Memory for Dell Precision Tower 3420
SK HYNIX 1x 16GB DDR4-2133 UDIMM Request For Quote
HMA82GU7MFR8N-TF
HMA82GU7MFR8N‐TF
Memory for Dell Precision Tower 3420
SK HYNIX 1x 16GB DDR4-2133 UDIMM Request For Quote
HMA451U6AFR8N-TF
HMA451U6AFR8N‐TF
Memory for Dell Precision Tower 3420
SK HYNIX 1x 4GB DDR4-2133 UDIMM $ 14 Buy Now
HMA451U7AFR8N-TF
HMA451U7AFR8N‐TF
Memory for Dell Precision Tower 3420
SK HYNIX 1x 4GB DDR4-2133 UDIMM Request For Quote
MTA18ASF2G72AZ-2G3
MTA18ASF2G72AZ‐2G3
Memory for Dell Precision Tower 3420
MICRON 1x 16GB DDR4-2400 UDIMM Request For Quote
MTA9ASF1G72AZ-2G3
MTA9ASF1G72AZ‐2G3
Memory for Dell Precision Tower 3420
MICRON 1x 8GB DDR4-2400 UDIMM $ 28 Buy Now
MTA18ASF2G72AZ-2G1
MTA18ASF2G72AZ‐2G1
Memory for Dell Precision Tower 3420
MICRON 1x 16GB DDR4-2133 UDIMM Request For Quote
MTA8ATF51264AZ-2G1
MTA8ATF51264AZ‐2G1
Memory for Dell Precision Tower 3420
MICRON 1x 4GB DDR4-2133 UDIMM Request For Quote
MTA9ASF51272AZ-2G1
MTA9ASF51272AZ‐2G1
Memory for Dell Precision Tower 3420
MICRON 1x 4GB DDR4-2133 UDIMM Request For Quote

Learn more about Dell Precision Tower 3420 memory

What Dell Precision Tower 3420 DIMM type is supported?

UDIMM

Why are there various DIMM types supported?

Factory configured Tower 3420 systems often have smaller, less expensive modules. As more memory is required different density and technologies are needed. DIMM type mixing is never recommended.

What is an unbuffered memory module?

Unbuffered, non-registered DIMM memory modules have no buffer/register component between the DRAM modules and the motherboard memory controller.

What Dell Precision Tower 3420 memory speed is supported?

DDR4-2133 and DDR4-2400

Why may there be various speeds of Dell Precision Tower 3420 memory?

Some servers often have various configurations and versions. If you are unsure what you need, please refer to your Tower 3420 manual or data sheet. If you need tech support, please contact us.

General DIMM population guideline for Dell Precision Tower 3420 upgrade to consider.

Some may or may not apply.

  • If mixing memory speeds, all 4 DIMMs run at the lowest DDR4-2133 bus frequency.
  • Install DIMMs starting furthest from the processor.
  • Do not install DIMMs if the corresponding processor is not installed.
  • If only one processor is installed in a two CPU system, only half of the DIMM slots are available.
  • To maximize performance, balance the total memory capacity between all installed processors.
  • It is not required, but it is recommended to load the channels similarly if possible.

Why are there so many Dell Precision Tower 3420 upgrade options?

IT buyers come from all walks of life. Some purchase by OEM part number. Some purchase by original module part number. Our goal is to give you confidence when purchasing Dell Precision Tower 3420 upgrades. All modules listed are qualified to work in your Dell Precision Tower 3420.


 

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