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Two green 184-pin DDR1 DIMM sticks in a pair

Computer Memory Solutions

Computer Memory Solutions CM128643200DIMM 2GB (2x1GB) DDR1 400MHz CL3 184-pin DIMM memory upgrade

SKU CH-MXT7-TWGTA

Two 1 GB DDR1 DIMMs running at 400 MHz CL3 for Dell Dimension 2400, 2400C and 2400N systems

  • Total capacity2 GB (2 × 1 GB)
  • Rated speedDDR 400 (PC 3200)
  • ChipsetMajor Brand Chipset
  • CAS latencyCL3
  • Memory timings3-3-3
  • Rated voltage2.6 V
  • Guaranteed Dell Dimension 2400 compatibility from a trusted brand
  • 2GB total capacity in a matched 2 x 1GB kit for dual-channel performance
  • DDR1 400 MHz CL3 timing delivers responsive legacy system operation
  • 184-pin unbuffered non-ECC DIMM installs directly into existing slots
  • Major-brand chips at 2.6 V ensure stable, reliable operation

Dell Dimension 2400 series memory upgrade

This two-module kit provides 2 GB of DDR1 memory for Dell Dimension 2400, 2400C and 2400N desktops. Each stick delivers 1 GB over an 184-pin unbuffered DIMM interface. The set runs at 400 MHz with CL3 latency and 2.6 V operation. It is intended for owners of these specific legacy systems who need a straightforward capacity increase.

Thermals and power in daily use

The modules operate at the standard 2.6 V for DDR1 without a heat spreader. Power draw stays within the original platform envelope, so the existing chassis airflow handles thermals without extra noise. No active cooling or voltage tuning is required for stable operation at the rated 3-3-3 timings.

Replacing older DIMMs in these chassis

This kit replaces lower-capacity PC3200 DIMMs or fills empty slots on the supported Dimension models. The upgrade is worthwhile when the system currently runs with less than the maximum supported memory and the workload benefits from the extra 2 GB. It does not suit builds that require ECC, registered modules or speeds beyond DDR1 400 MHz.

How it compares

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

Price $19.99
Cheaper than about 91% of the 21,161 comparable items (median $397.99).
Total capacity 2 GB (2 × 1 GB)
Lower than about 95% of the 20,941 comparable items (median 32 GB).
Price per GB $10.00 per GB
Typical for this category: the median of 20,941 items is $8.19 per GB.

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Specifications

Product
Brand nameComputer Memory Solutions
Model nameCM128643200DIMM
Total capacity2 GB (2 × 1 GB)
Product type184-Pin DDR SDRAM
Performance
Rated speedDDR 400 (PC 3200)
Processor
ChipsetMajor Brand Chipset
Memory
CAS latencyCL3
Memory timings3-3-3
ECC supportNo
Buffer typeUnbuffered
Memory rank2Rx8
Heat spreaderNo
Power
Rated voltage2.6 V
Compatibility
Compatible systemsDell Dimension 2400, 2400C, 2400N
In the box
Included items2 Memory RAM Sticks

Questions about this item

How do I install the 184-pin DDR1 DIMMs in a Dell Dimension 2400, and which step is most often missed?

Power off and unplug the system, open the case, align each module's notch with the slot key, press down firmly until both side clips click, then verify both sticks are fully seated before closing the case.

What maintenance or replacement will the 2GB DDR1 kit need over time?

No scheduled maintenance is required; if a module fails, replace the faulty 1GB stick with another PC3200 CL3 184-pin unbuffered non-ECC DIMM.

What limit appears first when the memory runs at 400 MHz under sustained load?

The CL3 3-3-3 timing at 2.6V sets the latency floor; bandwidth and stability are bounded by the DDR1 400 MHz specification.

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