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Two green circuit boards with black memory chips, no heat spreaders, 288-pin DDR4 DIMM form factor

Computer Memory Solutions

Computer Memory Solutions 16GB (2x8GB) DDR4 2666 CL19 DIMM memory upgrade

SKU CH-TPGC-6P90H

16 GB dual-channel DDR4 kit at 2666 MHz CL19, validated for Dell OptiPlex 7070 SFF and Tower systems

  • Total capacity16 GB (2 × 8 GB)
  • Rated speedDDR4 2666 (PC4 21300)
  • ChipsetMajor Brand Chipset
  • CAS latencyCL19
  • Memory timings19-19-19
  • Rated voltage1.2 V
  • 16 GB dual-channel kit for smoother multitasking
  • 2666 MHz DDR4 speed matching Dell OptiPlex 7070 specs
  • CL19 latency at 1.20 V for stable operation
  • 288-pin unbuffered DIMMs install in standard slots
  • Lifetime warranty from Computer Memory Solutions

Dell OptiPlex 7070 DDR4 upgrade

This 16 GB kit uses two 8 GB DDR4 DIMMs rated at 2666 MHz with CL19 timing. It is built specifically for Dell OptiPlex 7070 Small Form Factor and Tower systems. The unbuffered, non-ECC modules run at 1.2 V and fit standard 288-pin slots.

Sustained load behaviour

Matched pairs let the memory controller run in dual-channel mode without down-clocking to the slowest installed stick. The 19-19-19 timing and 1.2 V operation keep latency steady during long workloads. No heat spreader is fitted, so case airflow must handle the thermal load.

Installation notes

Insert both sticks into the matching-coloured slots to activate dual-channel mode; the board has four sockets and supports up to 64 GB total. Mixing with existing modules forces all memory to run at the lowest common speed. A 64-bit operating system is required to address the full capacity.

How it compares

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

Price $92.99
Cheaper than about 68% of the 21,161 comparable items (median $397.99).
Total capacity 16 GB (2 × 8 GB)
Lower than about 70% of the 20,941 comparable items (median 32 GB).
Price per GB $5.81 per GB
Cheaper than about 67% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameComputer Memory Solutions
Model nameCM1024642666DIMM
Total capacity16 GB (2 × 8 GB)
Product type288-Pin DDR4 SDRAM
Performance
Rated speedDDR4 2666 (PC4 21300)
Processor
ChipsetMajor Brand Chipset
Memory
CAS latencyCL19
Memory timings19-19-19
ECC supportNo
Buffer typeUnbuffered
Memory rank2Rx8
Heat spreaderNo
Power
Rated voltage1.2 V
Compatibility
Compatible systemsDell OptiPlex OptiPlex 7070 Small Form Factor (SFF), OptiPlex 7070 Tower
In the box
Included items2 Memory RAM Sticks

Questions about this item

How much heat does the 1.20 V DDR4 2666 kit add when the OptiPlex 7070 runs all day?

At the standard 1.20 V DDR4 voltage the modules draw minimal power and have no heat spreader, so they add very little heat inside the OptiPlex 7070 chassis.

What must already be in the Dell OptiPlex 7070 for these 288-pin DIMMs to work?

The system needs a 64-bit operating system and at least one free 288-pin DDR4 slot; the OptiPlex 7070 SFF and Tower both provide four such slots.

Will the CL19 timing slow down older DDR4 sticks I keep in the other slots?

All installed memory runs at the slowest module speed, so any older DDR4 DIMMs will operate at this kit's 2666 MHz CL19 timing.

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