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Green circuit board with black memory chips, gold edge connector, small rectangular stick

Computer Memory Solutions

Computer Memory Solutions CM5126417000SO 4GB DDR4 2133MHz SODIMM Dell Inspiron 15 5000 (5578)

SKU CH-RJSK-HJ6PS

A 4GB DDR4 SODIMM module rated at 2133MHz CL15 for the Dell Inspiron 15 5000 (5578)

  • Total capacity4 GB
  • Rated speedDDR4 2133 (PC4 17000)
  • ChipsetMajor Brand Chipset
  • CAS latencyCL15
  • Memory timings15-15-15
  • Rated voltage1.2 V
  • 4GB capacity adds responsive multitasking headroom
  • DDR4 2133 MHz speed delivers fast data throughput
  • CL15 latency keeps memory access snappy
  • 2 V operation reduces power draw and heat
  • 260-pin SODIMM fits Dell Inspiron 15 5000 (5578) exactly

Compatible Dell Inspiron 15 5000 5578 Upgrade

This 4 GB DDR4 SODIMM is built for the Dell Inspiron 15 5000 model 5578. It targets owners who need a single-module memory increase for everyday tasks. The unbuffered, non-ECC design matches the laptop's standard memory architecture.

Single Module 260 Pin Kit Contents

The package supplies one 4 GB stick with a 260-pin interface. No extra brackets, tools or software discs are included. Installation relies on the notebook's accessible memory slot and the module's plug-in form factor.

DDR4 2133 CL15 Voltage Limit

The module runs at 2133 MHz with CL15 timing at 1.2 V. The system's maximum supported capacity is 16 GB across two sockets, so a single 4 GB addition leaves room for one more upgrade. DDR4 2133 sets the speed ceiling for this platform.

How it compares

Measured against everything we stock in Model-Specific Memory Upgrades, at today’s prices. Recalculated every night.

Price $20.99
Cheaper than about 90% of the 21,161 comparable items (median $397.99).
Total capacity 4 GB
Lower than about 90% of the 20,941 comparable items (median 32 GB).
Price per GB $5.25 per GB
Cheaper than about 73% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameComputer Memory Solutions
Model nameCM5126417000SO
Total capacity4 GB
Product type260-Pin DDR4 SO-DIMM
Performance
Rated speedDDR4 2133 (PC4 17000)
Processor
ChipsetMajor Brand Chipset
Memory
CAS latencyCL15
Memory timings15-15-15
ECC supportNo
Buffer typeUnbuffered
Memory rank1Rx8
Heat spreaderNo
Power
Rated voltage1.2 V
Compatibility
Compatible systemsDell Inspiron 15 5000 (5578)
In the box
Included items1Memory Ram Stick

Questions about this item

Will the 1.2V unbuffered SODIMM need any maintenance or replacement during its service life?

The module has no moving parts or heat spreader and carries a limited lifetime warranty against manufacturing defects, so no scheduled maintenance or replacement is required.

What limit appears first when the CL15 2133MHz kit runs continuously at full load?

The DDR4-17000 speed rating and CL15 timing set the maximum sustained throughput; the memory controller will throttle before the module exceeds its specified voltage or timing envelope.

How much heat and noise does the 4GB stick produce when the laptop runs all day?

With no heat spreader and a low 1.2V operating voltage, the SODIMM generates minimal heat and is completely silent; system fan behaviour depends on the Dell Inspiron 15 5000 (5578) cooling design.

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