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Two green circuit boards with black memory chips and gold edge connectors

Computer Memory Solutions

Computer Memory Solutions CM5126410600SODRH 8GB (2x4GB) DDR3 1333 CL7 SODIMM memory upgrade

SKU CH-JQ6Q-QQGVA

Dual-channel 8 GB DDR3-1333 CL7 SODIMM kit validated for the HP EliteBook 8540W mobile workstation

  • Capacity8GB (2 x 4GB)
  • Type204-Pin DDR3 SO-DIMM
  • SpeedDDR3 1333 (PC3 10600)
  • CAS LatencyCL7
  • Timing7-7-7
  • Voltage1.5V
  • 8 GB total capacity from a matched 2 x 4 GB kit
  • CL7 CAS latency with 7-7-7 timing for responsive DDR3-1333 performance
  • 5 V unbuffered DDR3 SO-DIMM modules install without extra cooling
  • Guaranteed compatibility with HP EliteBook 8540W mobile workstation notebooks
  • Major-brand chipset on 204-pin SODIMM PCB backed by CMS lifetime warranty

HP EliteBook 8540W upgrade kit

This 8 GB kit contains two 4 GB DDR3 1333 SODIMM modules built for the HP EliteBook 8540W mobile workstation. It uses 204-pin unbuffered non-ECC memory rated at CL7 7-7-7 timing and 1.5 V. The matched pair enables dual-channel operation on the notebook’s two memory sockets.

Low voltage DDR3 thermals

DDR3 SODIMM modules at 1.5 V produce modest heat inside the compact EliteBook 8540W chassis. No heat spreaders are fitted, so the sticks rely on the notebook’s internal airflow. Power draw stays within the standard DDR3 envelope for this form factor and speed.

Matched pair for dual-channel

The kit supplies two identical 2Rx8 modules that must be installed together to activate dual-channel mode. Each stick uses major-brand chips on a standard 204-pin PCB. The EliteBook 8540W accepts a maximum of 8 GB on dual-core models and 32 GB on quad-core models with four sockets.

Points forts

  • 8 GB total capacity from a matched 2 x 4 GB kit
  • CL7 CAS latency with 7-7-7 timing for responsive DDR3-1333 performance
  • 5 V unbuffered DDR3 SO-DIMM modules install without extra cooling
  • Guaranteed compatibility with HP EliteBook 8540W mobile workstation notebooks
  • Major-brand chipset on 204-pin SODIMM PCB backed by CMS lifetime warranty

Caractéristiques

BrandComputer Memory Solutions
ModelCM5126410600SODRH
Capacity8GB (2 x 4GB)
Type204-Pin DDR3 SO-DIMM
SpeedDDR3 1333 (PC3 10600)
CAS LatencyCL7
Timing7-7-7
Voltage1.5V
ECCNo
Buffered/RegisteredUnbuffered
Rank2Rx8
ChipsetMajor Brand Chipset
Heat SpreaderNo
Compatible SystemHp/Compaq Elitebook 8540W Mobile Workstation Notebook
Package Content2 Memory RAM Sticks

Questions sur cet article

How do I install the 204-pin DDR3 SODIMM pair into the EliteBook 8540W and what step is often missed?

Power off, remove battery, open the memory door, insert both 4 GB modules at the same angle until the clips snap — the step many skip is installing the two sticks as a matched pair so dual-channel mode activates.

What maintenance or replacement will this 1.5 V CL7 kit need over time?

No scheduled maintenance is required; the modules have no heat spreader and carry a limited lifetime warranty from CMS, so replacement would only occur if a stick fails.

What limit appears first when the EliteBook 8540W runs sustained workloads with this memory?

The memory bus tops out at 1066 MHz with certain processors, so bandwidth — not the 1333 MHz rating — becomes the bottleneck under heavy load.

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