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Green circuit board with black memory chips and gold edge connector

A-Tech

A-Tech 4GB DDR3 1600MHz CL11 1.5V 204-Pin SODIMM HP 637233-161 637233-951 687515-352 Laptop RAM

SKU CH-52PW-YHSER

4GB DDR3 1600MHz CL11 SODIMM laptop memory upgrade with 204-pin form factor, 1.5V operation and HP part-number compatibility

  • Capacity4GB
  • Type204-Pin DDR3 SO-DIMM
  • SpeedDDR3 1600 (PC3 12800)
  • CAS LatencyCL11
  • Voltage1.50V
  • ECCNo
  • Boosts multitasking with a 4 GB DDR3 1600 MHz module
  • CL11 latency and 1.5 V standard voltage keep the laptop stable
  • 204-pin SO-DIMM form factor fits compatible HP notebooks
  • Replaces HP part numbers 637233-161, 637233-951 and 687515-352
  • Tested for reliable performance in AMD and Intel systems

4GB DDR3 SODIMM for HP Laptops

This 4GB DDR3 1600MHz module fits HP part numbers 637233-161, 637233-951 and 687515-352. It uses a 204-pin SO-DIMM form factor with CL11 latency and 1.50V standard voltage. The unbuffered, non-ECC design suits mainstream laptop and all-in-one systems needing a straightforward memory increase.

Standard voltage runs cool in tight chassis

Operating at the DDR3 standard 1.50V keeps power draw low inside compact notebooks. The module produces minimal extra heat, so existing fan curves rarely change and acoustic levels stay unchanged during typical workloads. No additional cooling measures are required for this capacity.

Replaces a single 2GB or 4GB stick

Swapping one factory module for this 4GB unit raises total capacity when a free slot exists or when replacing a smaller stick. The jump is worthwhile for systems stuck at 4GB total that struggle with modern multitasking. Buyers needing 8GB or more per slot should look elsewhere.

商品特色

  • Boosts multitasking with a 4 GB DDR3 1600 MHz module
  • CL11 latency and 1.5 V standard voltage keep the laptop stable
  • 204-pin SO-DIMM form factor fits compatible HP notebooks
  • Replaces HP part numbers 637233-161, 637233-951 and 687515-352
  • Tested for reliable performance in AMD and Intel systems

商品規格

BrandA-Tech
Capacity4GB
Type204-Pin DDR3 SO-DIMM
SpeedDDR3 1600 (PC3 12800)
CAS LatencyCL11
Voltage1.50V
ECCNo
Buffered/RegisteredUnbuffered
FeaturesMajor Brand Chips
Recommend UseAMD & Intel Compatible

商品問答

How do I install this 204-pin DDR3 SODIMM and what step do people often miss?

Power off the laptop, remove the battery if accessible, open the memory door, align the notch on the 204-pin module with the slot key, press firmly until the side clips click — many forget to push hard enough to engage both clips.

What maintenance or replacement will this 4GB DDR3 1600MHz module need later?

No routine maintenance is required; keep the laptop vents clean so the 1.5V module stays cool, and replace it only if you need more than 4GB capacity or a faster speed than PC3-12800.

What limit appears first under sustained load with this CL11 1.50V DDR3 SODIMM?

The 4GB capacity ceiling is reached before thermal or latency limits; once the workload exceeds 4GB the system swaps to storage, slowing responsiveness.

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