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Two green DDR4 UDIMM sticks with black heat spreaders and gold contacts

RIMLANCE

RIMLANCE RUD21300S8C2K16 16GB (2x8GB) DDR4 2666 CL19 1.2V UDIMM

SKU CH-VY1C-G5CZ1

A dual-channel 16 GB DDR4 kit with two 8 GB unbuffered modules running at 2666 MT/s CL19 on 1.2 V

  • Total capacity16 GB (2 × 8 GB)
  • Rated speedDDR4 2666 (PC4 21300)
  • ChipsetMajor Brand Chipset
  • CAS latencyCL19
  • Buffer typeUnbuffered
  • Kit configurationDual Channel Kit
  • 16 GB dual-channel kit handles heavy multitasking
  • DDR4 2666 CL19 delivers responsive data processing
  • 2 V low-voltage operation reduces power draw
  • 288-pin UDIMM form factor fits standard desktop slots
  • Major-brand chips provide reliable stability

16 GB Dual-Channel DDR4 Kit

The RIMLANCE RUD21300S8C2K16 kit supplies 16 GB of desktop memory across two 8 GB modules. It is built for standard DDR4 systems that accept 288-pin UDIMMs and need extra capacity for multitasking or heavier workloads. The dual-channel layout helps the memory controller move data more efficiently.

Low-Voltage Operation

Each module runs at 1.2 V, keeping power draw and heat output modest during everyday use. Standard DDR4 voltage means no extra cooling is required beyond normal case airflow. The JEDEC-rated 2666 MT/s speed and CL19 latency operate within stock specifications for quiet, stable operation.

Step Up From 8 GB

Moving from a single 8 GB stick to this 16 GB kit doubles capacity and enables dual-channel bandwidth on compatible platforms. The jump is worthwhile when current memory limits cause swapping in browsers, office suites or light content-creation tasks. Systems already running 16 GB or more in dual channel will see little benefit.

How it compares

Measured against everything we stock in Desktop RAM, at today’s prices. Recalculated every night.

Price $64.99
Cheaper than about 58% of the 3,647 comparable items (median $90.99).
Total capacity 16 GB (2 × 8 GB)
Typical for this category: the median of 3,251 items is 16 GB.
Price per GB $4.06 per GB
Cheaper than about 83% of the 3,251 comparable items (median $6.75 per GB).

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Specifications

Product
Brand nameRIMLANCE
Model nameRUD21300S8C2K16
Total capacity16 GB (2 × 8 GB)
Product type288-Pin PC RAM
Performance
Rated speedDDR4 2666 (PC4 21300)
Processor
ChipsetMajor Brand Chipset
Memory
CAS latencyCL19
ECC supportNo
Buffer typeUnbuffered
Kit configurationDual Channel Kit

Questions about this item

How do I install the 288-pin DDR4 modules and what step is often missed?

Align the notch on each 8 GB stick with the motherboard slot key, press down firmly until both retention clips click, then verify in BIOS that the kit runs at the rated 2666 MT/s instead of a lower default speed.

What maintenance or replacement will this 16 GB dual-channel kit need later?

No routine maintenance is required; keep the contacts clean and ensure case airflow stays adequate so the 1.2 V modules remain cool, and replace only if a module fails or a future upgrade demands more capacity.

What limit appears first during sustained heavy workloads with these CL19 sticks?

The CAS latency of 19 cycles at 2666 MT/s sets the response-time floor, so latency-sensitive tasks hit that timing ceiling before bandwidth or the 1.2 V thermal envelope becomes a bottleneck.

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