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Two green DDR3 SODIMM sticks with black chips, no heat spreader

Computer Memory Solutions

Computer Memory Solutions 8GB (2x4GB) DDR3 1066 SODIMM memory upgrade

SKU CH-XHZY-16KSH

8 GB DDR3 SODIMM kit validated for Fujitsu Lifebook AH530 and AH550 models

  • Capacity8GB (2 x 4GB)
  • Type204-Pin DDR3 SO-DIMM
  • SpeedDDR3 1066 (PC3 8500)
  • CAS LatencyCL7
  • Timing7-7-7
  • Voltage1.5V
  • 8GB dual-channel kit boosts multitasking on Fujitsu Lifebook AH530 and AH550
  • DDR3 1066 MHz CL7 timing delivers responsive system performance
  • 204-pin SODIMM form factor fits both memory slots without modification
  • 5 V unbuffered non-ECC modules install straight from the package
  • Major-brand chipset ensures stable operation at PC3-8500 speeds

Fujitsu Lifebook DDR3 SODIMM kit

This 8 GB kit supplies two 4 GB DDR3 1066 SO-DIMM modules for Fujitsu Lifebook AH530 and AH550 models. Each stick uses a 204-pin unbuffered design with CL7 timing at 1.5 V. The matched pair enables dual-channel operation on the two available memory slots.

Low-voltage DDR3 runs cool and silent

Operating at 1.5 V with no heat spreader, the modules add minimal thermal load inside the compact notebook chassis. Standard DDR3 power draw keeps fan activity unchanged during typical office workloads. No active cooling is required for these SO-DIMMs.

Replaces factory 2 GB or 4 GB configurations

The kit upgrades systems shipped with a single 4 GB stick or a pair of 2 GB sticks to the 8 GB maximum the chipset recognises. A 64-bit operating system is required to address the full capacity. Buyers needing more than 8 GB or a faster memory standard cannot use this DDR3 kit.

Highlights

  • 8GB dual-channel kit boosts multitasking on Fujitsu Lifebook AH530 and AH550
  • DDR3 1066 MHz CL7 timing delivers responsive system performance
  • 204-pin SODIMM form factor fits both memory slots without modification
  • 5 V unbuffered non-ECC modules install straight from the package
  • Major-brand chipset ensures stable operation at PC3-8500 speeds

Specifications

BrandComputer Memory Solutions
ModelCM512648500SODRH
Capacity8GB (2 x 4GB)
Type204-Pin DDR3 SO-DIMM
SpeedDDR3 1066 (PC3 8500)
CAS LatencyCL7
Timing7-7-7
Voltage1.5V
ECCNo
Buffered/RegisteredUnbuffered
Rank2Rx8
ChipsetMajor Brand Chipset
Heat SpreaderNo
Compatible SystemFujitsu Lifebook Ah530, Ah530Gfh, Ah530Hd6, Ah550
Package Content2 Memory RAM Sticks

Questions about this item

How do I install the 204-pin DDR3 SODIMM sticks in my Fujitsu Lifebook AH530?

Power off the laptop and remove the battery. Open the memory compartment on the underside. Align the notch on each 204-pin stick with the slot key, insert at a 30-degree angle, then press down firmly until the side clips click. The step people miss is not pressing hard enough for both clips to engage.

Will the 2Rx8 unbuffered modules need any firmware updates or cleaning later?

No firmware updates are required for these 1.5 V DDR3 modules. The only maintenance is occasional dust removal from the gold contacts with a soft brush if the laptop is opened for another reason.

At what point does the 1066 MHz CL7 timing become the bottleneck during heavy multitasking?

The 1066 MHz data rate and CL7 latency limit sustained bandwidth first when all 8 GB are actively used by a 64-bit OS. If only 4 GB is installed the system may recognise 3.5 GB or less, reducing usable capacity before speed becomes the constraint.

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