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Two green DDR4 SODIMM sticks with black chips and gold contacts

Computer Memory Solutions

Computer Memory Solutions CM512642666SO 2x4GB DDR4 2666 SODIMM

SKU CH-5E0B-K30EJ

An 8 GB DDR4 SODIMM kit of two 4 GB modules running at 2666 MHz with CL19 timing at 1.2 V

  • Capacity4GB
  • SpeedDDR4 2666 (PC4 21300)
  • CAS Latency19
  • Timing19-19-19
  • Voltage1.2V
  • ECCNo
  • 8GB total capacity from matched 2x4GB kit
  • DDR4 2666 MHz speed for responsive multitasking
  • CL19 latency at 1.2V for efficient operation
  • 260-pin SODIMM fits compatible laptop slots
  • Major-brand chips with lifetime manufacturer warranty

System-Specific DDR4 SODIMM Kit

This 2 x 4 GB kit delivers 8 GB of DDR4 2666 memory for laptops or compact desktops that require SODIMM modules. The unbuffered, non-ECC design suits mainstream consumer platforms running a 64-bit operating system. Matched pairing helps the system run at the rated speed without down-clocking.

Sustained Load Behaviour

Rated at 1.2 V with CL19 19-19-19 timings, the modules maintain the specified 2666 MHz data rate during extended workloads. The 1Rx8 organisation provides consistent bandwidth for typical multitasking and productivity tasks. All installed memory will operate at the slowest module or processor limit present in the system.

Pre-Order Checklist

Verify the device accepts 260-pin DDR4 SODIMMs and supports the PC4 21300 speed grade before ordering. Confirm the platform can address the full 8 GB capacity under a 64-bit OS. Ensure no existing modules force a lower common speed that would negate the kit’s rated performance.

商品特色

  • 8GB total capacity from matched 2x4GB kit
  • DDR4 2666 MHz speed for responsive multitasking
  • CL19 latency at 1.2V for efficient operation
  • 260-pin SODIMM fits compatible laptop slots
  • Major-brand chips with lifetime manufacturer warranty

商品規格

Part NumberCM512642666SO
Capacity4GB
SpeedDDR4 2666 (PC4 21300)
CAS Latency19
Timing19-19-19
Voltage1.2V
ECCNo
Buffered/RegisteredUnbuffered
Rank1Rx8
ChipsetMajor Brand Chipset

商品問答

How much heat and power does the 1.2V DDR4 kit draw when the laptop runs all day?

The modules operate at 1.2 V, the standard DDR4 voltage, so heat output stays low enough for typical laptop cooling solutions during continuous use.

What must my laptop already provide for these 260-pin SODIMMs to work?

Your laptop needs two free DDR4 SODIMM slots that accept 260-pin unbuffered non-ECC modules and a 64-bit operating system to address the full 8 GB capacity.

If I keep an older DDR4 SODIMM in the third slot, what speed will the whole kit run at?

All installed memory will run at the slowest module's speed, so the 2666 MHz pair will drop to match the older stick's frequency.

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