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Green circuit board with black memory chips and gold edge connector

Computer Memory Solutions

Computer Memory Solutions 1GB DDR2 667 (PC2 5300) 240-Pin DIMM memory upgrade for Dell Inspiron 531

SKU CH-QFEJ-BZXBY

1GB DDR2 667MHz desktop DIMM for Dell Inspiron 531, CL5 1.8V unbuffered

  • Total capacity1 GB
  • Rated speedDDR2 667 (PC2 5300)
  • ChipsetMajor Brand Chipset
  • CAS latencyCL5
  • Memory timings5-5-5
  • Rated voltage1.8 V
  • Guaranteed compatibility with Dell Inspiron 531 desktop
  • 1GB DDR2 667MHz module upgrades system memory
  • Non-ECC unbuffered design for standard desktop use
  • CL5 5-5-5 timing delivers responsive performance
  • 240-pin DIMM fits directly into motherboard slots

1 GB DDR2 module for Dell Inspiron 531

This 240-pin DIMM adds one gigabyte of DDR2 667 memory to a compatible Inspiron 531 desktop. It runs at 1.8 volts with CL5 latency and uses unbuffered non-ECC chips. The stick is built with a major-brand chipset in a 2Rx8 configuration.

Upgrading from lower capacity or slower DDR2

The Inspiron 531 supports up to four gigabytes across four sockets, so this module replaces a smaller stick or fills an empty slot. The jump is worthwhile when the system currently has less than the maximum and suffers from swapping during everyday tasks. Buyers who want more storage or a different memory generation will not be served by this DDR2 part.

Fitting into an Inspiron 531 build

The module installs directly into any of the four 240-pin DIMM slots without extra cables or brackets. It frees a slot for future expansion up to the board's four-gigabyte limit. No heat spreader is fitted, so clearance is minimal. Ensure the system uses DDR2; other generations will not fit.

How it compares

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

Price $5.99
Cheaper than about 99% of the 21,161 comparable items (median $397.99).
Total capacity 1 GB
Lower than about 98% of the 20,941 comparable items (median 32 GB).
Price per GB $5.99 per GB
Cheaper than about 65% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameComputer Memory Solutions
Model nameCM128645300DIMMDR
Total capacity1 GB
Product type240-Pin DDR2 SDRAM
Performance
Rated speedDDR2 667 (PC2 5300)
Processor
ChipsetMajor Brand Chipset
Memory
CAS latencyCL5
Memory timings5-5-5
ECC supportNo
Buffer typeUnbuffered
Memory rank2Rx8
Heat spreaderNo
Power
Rated voltage1.8 V
Compatibility
Compatible systemsDell Inspiron 531 Series Desktop
In the box
Included items1 Memory RAM Stick

Questions about this item

Will this 240-pin DDR2 DIMM fit the four memory slots on my Dell Inspiron 531 desktop?

Yes, the module uses the standard 240-pin DDR2 form factor that matches the four DIMM sockets on the Inspiron 531 series.

What is the correct way to seat the module so the system recognises the full 1GB capacity?

Align the notch on the module with the key in the slot, press down firmly until both side clips click shut, then power on to verify 1GB is detected.

Does this non-ECC unbuffered stick require any future firmware updates or component replacements?

No, the memory has no firmware and no moving parts; it operates at 1.8V with CL5 timing and only needs replacement if a hardware fault occurs.

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