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Four green DDR4 DIMM sticks with black chips in a matched kit

Computer Memory Solutions

Computer Memory Solutions 4×8GB DDR4 2666MHz CL19 2Rx8 1.2V 288-pin DIMM kit

SKU CH-Z2PR-B2S5Y

A 32 GB DDR4 kit of four 8 GB unbuffered DIMMs running at 2666 MHz with CL19 timing at 1.2 V

  • Total capacity8 GB
  • Rated speedDDR4 2666 (PC4 21300)
  • ChipsetMajor Brand Chipset
  • CAS latency19
  • Memory timings19-19-19
  • Rated voltage1.2 V
  • 32 GB total capacity for demanding multitasking
  • DDR4 2666 MHz speed for responsive system performance
  • CL19 latency timings for stable operation
  • 2 V low voltage reduces power consumption
  • 288-pin DIMM form factor fits standard desktop slots

32GB DDR4-2666 kit for mainstream desktops

This 32GB kit combines four 8GB DDR4 modules rated at 2666MHz with CL19 timing. It targets mainstream desktop owners who want a simple capacity upgrade without tuning voltages or timings. The unbuffered, non-ECC design matches standard consumer motherboards. A 64-bit operating system is required to address the full capacity.

32GB total across four ranks of 2Rx8

Each module presents a 2Rx8 organisation, giving the memory controller four ranks to interleave for bandwidth. The kit runs at 1.2V and PC4-21300 speed, so it sits comfortably within JEDEC limits for most platforms. Mixed-module installations will drop to the slowest installed speed or the processor ceiling. Matched-pair population is recommended to keep dual-channel throughput stable.

288-pin DIMM build with lifetime defect coverage

Modules use major-brand chipsets on 288-pin unbuffered DIMM PCBs and carry a limited lifetime exchange or repair warranty against manufacturing defects from Computer Memory Solutions. The supplier avoids generic or OEM dies to reduce incompatibility risk. Visual appearance may vary from reference images, so the physical label or heat-spreader style is not guaranteed.

How it compares

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

Price $166.99
Cheaper than about 60% of the 21,161 comparable items (median $397.99).
Total capacity 8 GB
Lower than about 80% of the 20,941 comparable items (median 32 GB).
CAS latency 19
Lower than about 70% of the 483 comparable items (median 22).
Price per GB $20.87 per GB
Pricier than about 66% 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
Part numberCM1024642666DIMM
Total capacity8 GB
Performance
Rated speedDDR4 2666 (PC4 21300)
Processor
ChipsetMajor Brand Chipset
Memory
CAS latency19
Memory timings19-19-19
ECC supportNo
Buffer typeUnbuffered
Memory rank2Rx8
Power
Rated voltage1.2 V

Questions about this item

Will this 2666MHz kit run at the speed of my existing slower DDR4 DIMMs?

All memory in the system runs at the slowest performance of the installed modules or the CPU capability.

How can I verify the kit is running at 2666MHz with CL19 timings after installation?

Check the memory speed and 19-19-19 timings in the BIOS or a system information tool such as CPU-Z.

Does the 4-piece 32GB kit include only the four 288-pin DIMMs or are any cables or tools supplied?

The kit contains four 8GB DDR4 288-pin DIMMs. No cables, tools or additional accessories are included.

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