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Crucial 4GB Single DDR3 1600 MT/s (PC3-12800) CL11 Unbuffered ECC UDIMM 240-Pin 1.35V/1.5V Server Memory CT51272BD160B
Crucial

Crucial 4GB Single DDR3 1600 MT/s (PC3-12800) CL11 Unbuffered ECC UDIMM 240-Pin 1.35V/1.5V Server Memory CT51272BD160B

Bottom line: The Crucial 4GB Single DDR3 1600 MT/s is a specs-and-price decision rather than a crowd-consensus one in the memory & ram category. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.

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By , Founder & Editor-in-Chief · Listing data updated

Mike Perry — Hardware researcher since 2014. For retro PC hardware and period-correct parts, synthesises manufacturer documentation, community compatibility lists and marketplace listings rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference.

Pros & Cons

Pros

  • ✓ Increases system performance
  • ✓ Backed by Crucial's warranty and support channels

Cons

  • ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
  • ✗ Price, stock, shipping and returns are set by the retailer and may have changed since this page was last updated

Manufacturer description

CT51272BD160B is a single 4GB DDR3 Server module that operates at speeds up to 1600 MT/s and has a CL11 latency. It is dual voltage and can operate at 1.35V or 1.5V. It is Unbuffered with ECC Error Correction. It conforms to the industry standard UDIMM layout of 240 pins and is compatible with computers that take DDR3 UDIMM memory.

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SpecPicks Verdict

SpecPicks scored Crucial 4GB Single DDR3 1600 MT/s (PC3-12800) CL11 Unbuffered ECC… using a rating × review-volume × price-fit model applied to published specs and reviews across the memory & ram category. Crucial's memory & ram lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for memory & ram of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

  • Increases system performance
  • Easy to install
  • Premium quality memory from a trusted brand
  • 100% Tested
  • Limited Lifetime Warranty

Full Specifications

BrandCrucial
Voltage1.35 Volts
RAM Size4 GB
Model NameCT51272B
Unit Count1 Count
Form Factor240-pin_UDIMM
Memory Speed1600 MHz
Model NumberCT51272BD160B
Number of Pins240
Mfr Part NumberCT51272BD160B
Memory GenerationDDR3
Compatible DevicesServer
Data Transfer Rate1600 MHz
Memory Form FactorUDIMM
Additional FeaturesLightweight
Computer Memory Size4 GB
Warranty DescriptionLimited lifetime warranty
RAM Memory TechnologyDDR3
Column Address Strobe Latency11

Ready to buy?

Crucial 4GB Single DDR3 1600 MT/s (PC3-12800) CL11 Unbuffered ECC UDIMM 240-Pin 1.35V/1.5V Server Memory CT51272BD160B is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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Crucial 4GB Single DDR3 1600 MT/s (PC3-12800) CL11 Unbuffered ECC UDIMM 240-Pin 1.35V/1.5V Server Memory CT51272BD160B
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