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Green 240-pin DDR3 DIMM module with black memory chips, no heat spreader

Computer Memory Solutions

Computer Memory Solutions CM5126410600DIMM 4GB DDR3 1333MHz Dell XPS 8300 memory upgrade

SKU CH-QMB8-GS8PN

4GB DDR3 1333 MHz module with CL9 timing and 1.5 V operation, built for Dell XPS 8300 desktops

  • Total capacity4 GB
  • Rated speedDDR3 1333 (PC3 10600)
  • ChipsetMajor Brand Chipset
  • CAS latencyCL9
  • Memory timings9-9-9
  • Rated voltage1.5 V
  • 4GB module expands Dell XPS 8300 memory capacity
  • 1333 MHz DDR3 speed matches system specification
  • 240-pin unbuffered DIMM fits desktop memory slots
  • CL9 9-9-9 timing at 1.5V for stable operation
  • Computer Memory Solutions lifetime warranty backs the upgrade

Compatible Dell XPS 8300 upgrade

This 4 GB DDR3 module is built specifically for the Dell XPS 8300 desktop. It installs as a single 240-pin DIMM to expand system memory. The kit suits owners of that model who need a straightforward capacity increase.

Thermals and power draw

Operating at a standard 1.5 V, the unbuffered non-ECC stick runs without a heat spreader. Typical DDR3 power consumption keeps thermals modest and fan noise unchanged during normal desktop workloads.

Build fit and capacity limits

The XPS 8300 accepts up to 16 GB total with a 64-bit operating system across four slots. Adding this module occupies one slot and leaves three free for future expansion. Buyers who want more storage or need ECC error correction should look elsewhere.

How it compares

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

Price $16.99
Cheaper than about 93% 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 $4.25 per GB
Cheaper than about 83% of the 20,941 comparable items (median $8.19 per GB).

New to this? Buying memory and SSDs with crypto — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Brand nameComputer Memory Solutions
Model nameCM5126410600DIMM
Total capacity4 GB
Product type240-Pin DDR3 SDRAM
Performance
Rated speedDDR3 1333 (PC3 10600)
Processor
ChipsetMajor Brand Chipset
Memory
CAS latencyCL9
Memory timings9-9-9
ECC supportNo
Buffer typeUnbuffered
Memory rank2Rx8
Heat spreaderNo
Power
Rated voltage1.5 V
Compatibility
Compatible systemsDell Xps 8300 Desktop
In the box
Included items1 Memory RAM Stick

Questions about this item

How do I install this 240-Pin DDR3 DIMM in my Dell XPS 8300, and what step is often missed?

Power off the Dell XPS 8300 and unplug it, open the case, align the notch on the 240-Pin module with the slot key, press firmly until the retention clips click shut, then power on and verify 4GB appears in BIOS — the step often missed is fully seating the module until both clips engage.

What maintenance or replacement will this 4GB DDR3 1333MHz module need over time?

No scheduled maintenance is required for this unbuffered non-ECC DIMM; keep the system interior dust-free to maintain airflow, and replace the module only if memory diagnostics report errors or if you expand beyond the 16GB maximum supported by the 64-bit OS on this platform.

What limit appears first when this CL9 1.5V memory runs under sustained load in the XPS 8300?

The platform limit appears first — the Dell XPS 8300 supports a maximum of 16GB across four slots with a 64-bit OS, so capacity ceiling is reached before the module's DDR3 1333MHz speed or CL9 timing becomes a bottleneck.

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