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Two green DDR4 UDIMM sticks with black chips side by side

RIMLANCE

RIMLANCE RUD21300S8C2K8-1 8GB (2x4GB) DDR4 2666 CL19

SKU CH-CE6Q-B0D52

8GB dual-channel DDR4 2666 kit with CL19 latency and 1.2V operation for desktop upgrades

  • Total capacity8 GB (2 × 4 GB)
  • Rated speedDDR4 2666 (PC4 21300)
  • ChipsetMajor Brand Chipset
  • CAS latencyCL19
  • Buffer typeUnbuffered
  • Dual-channel 8 GB kit boosts multitasking with two 4 GB modules
  • DDR4 2666 speed moves data at PC4-21300 bandwidth for responsive desktop performance
  • CL19 latency keeps timing tight during everyday workloads
  • 2 V operation reduces power draw and heat in standard desktops
  • Unbuffered non-ECC design drops straight into consumer motherboards for simple upgrades

8GB DDR4 2666 Kit for Desktops

This kit supplies 8GB of DDR4 memory across two 4GB unbuffered UDIMM modules. It runs at 2666MHz with a CAS latency of CL19 and operates at the standard 1.2V. The dual-channel configuration suits everyday desktop workloads such as office applications, web browsing and light multitasking.

Suits standard DDR4 platforms.

Builders upgrading or repairing a mainstream desktop that accepts unbuffered non-ECC DDR4 will find this kit compatible. Systems requiring error-correcting code memory or registered modules cannot use these sticks. Buyers needing higher capacity per module or faster rated speeds should consider other specifications.

Dual-channel 2x4GB layout

The kit is populated as a matched pair of 4GB modules, enabling dual-channel operation on supporting motherboards. This configuration delivers the rated bandwidth of PC4-21300 when installed in the correct slots. Single-module upgrades or four-slot populations would require a different kit arrangement.

How it compares

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

Price $37.99
Cheaper than about 73% of the 3,647 comparable items (median $90.99).
Total capacity 8 GB (2 × 4 GB)
Lower than about 60% of the 3,251 comparable items (median 16 GB).
Price per GB $4.75 per GB
Cheaper than about 76% of the 3,251 comparable items (median $6.75 per GB).

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Specifications

Product
Brand nameRIMLANCE
Model nameRUD21300S8C2K8-1
Total capacity8 GB (2 × 4 GB)
Performance
Rated speedDDR4 2666 (PC4 21300)
Processor
ChipsetMajor Brand Chipset
Memory
CAS latencyCL19
ECC supportNo
Buffer typeUnbuffered

Questions about this item

Will this 8GB DDR4 kit work in my desktop motherboard?

The modules are standard unbuffered DDR4 UDIMMs that fit any desktop board with DDR4 slots running at 2666 MHz.

What do the 1.2 V and CL19 ratings mean for daily use?

1.2 V is the standard DDR4 voltage, keeping heat low, while CL19 sets the latency timing at this 2666 MHz speed.

Do I need to change any BIOS settings after installing the two 4 GB sticks?

Most boards will detect the kit at 2666 MHz automatically; if not, enable the XMP or DOCP profile in BIOS.

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