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OLOy DDR4 RAM 16GB (2x8GB) Black Owl 2666 MHz CL19 1.2V 288-Pin Desktop UDIMM (MD4U082619BJDA)
OLOy

OLOy DDR4 RAM 16GB (2x8GB) Black Owl 2666 MHz CL19 1.2V 288-Pin Desktop UDIMM (MD4U082619BJDA)

Bottom line: The OLOy DDR4 RAM 16GB Black Owl 2666 MHz CL19 1.2V 288-Pin Desktop UDIMM: Dual-channel 2x8GB kit, no mixing mismatched sticks; main trade-off: 2666 MHz trails the 3200-3600 MHz most DDR4 boards support.

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By , Founder & Editor-in-Chief · Listing data updated

Mike Perry — Hardware researcher since 2014. For retro PC hardware and period-correct parts, synthesises manufacturer documentation, community compatibility lists and marketplace listings rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference.

Pros & Cons

Pros

  • ✓ Dual-channel 2x8GB kit, no mixing mismatched sticks
  • ✓ 1.2V JEDEC spec posts at 2666 MHz without XMP tuning
  • ✓ Lifetime warranty from OLOy on the kit
  • ✓ Works on both Intel and AMD 288-pin DDR4 boards

Cons

  • ✗ 2666 MHz trails the 3200-3600 MHz most DDR4 boards support
  • ✗ CL19-19-19-43 is loose next to CL16 enthusiast kits
  • ✗ 16GB total caps heavy video editing or large-model workloads
  • ✗ No XMP headroom advertised, so overclocking is unverified

Manufacturer description

The OLOy DDR4 16GB kit (MD4U082619BJDA) pairs two 8GB Black Owl UDIMMs at 2666 MHz with CL19-19-19-43 timings on 1.2V, which makes it a straightforward drop-in for any 288-pin desktop board running a DDR4-era Intel or AMD platform. Because it runs at JEDEC-standard voltage rather than an overclocked profile, you skip the XMP guesswork: seat both sticks in the matched slots and the board trains them at 2666 MHz on first post. The 16GB total is the practical floor for modern multitasking and the comfortable ceiling for older builds that cap out well below high-frequency kits. For a refresh of…

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SpecPicks Verdict

SpecPicks scored OLOy DDR4 RAM 16GB Black Owl 2666 MHz CL19 1.2V 288-Pin Desktop UDIMM using a rating × review-volume × price-fit model applied to published specs and reviews across the memory & ram category. OLOy's memory & ram lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for memory & ram of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Frequently Asked Questions

Will this OLOy kit work in my Intel or AMD motherboard?

OLOy lists the kit as compatible with both Intel and AMD platforms using 288-pin desktop DIMM slots. Check your motherboard's QVL or memory support page to confirm DDR4-2666 support before ordering.

What are the exact speed and timings?

The kit runs at 2666 MHz with CL19-19-19-43 timings at 1.2V. That is the JEDEC standard for DDR4-2666, so it should post at rated speed without enabling an XMP profile.

Is 16GB enough, or should I buy 32GB?

This is a 2x8GB kit totaling 16GB, which covers everyday multitasking, browser-heavy work, and most 1080p gaming. If you run large virtual machines or multi-gigabyte media projects, look at a 32GB configuration instead.

What warranty does OLOy provide?

OLOy lists a lifetime warranty on this kit. Check the product listing for the current claim process and any regional terms before you buy.

Key Features

  • DDR4 2x8GB UDIMM, total 16GB
  • Frequency : 2666 MHz CL19-19-19-43
  • 1.2V UDIMM
  • Lifetime Warranty
  • Compatible with Intel and AMD

Full Specifications

BrandOLOy
Voltage1.2 volts
RAM Size16 GB
Frequency2666 MHz CL19-19-19-43
Model NameBlack Owl
Form FactorDIMM
Memory Speed2666 MHz
Model NumberMD4U082619BJDA
Number of Pins288
Mfr Part NumberMD4U082619BJDA
Number of Items2
Memory GenerationDDR4
Compatible DevicesCompatible with Intel and AMD
Data Transfer Rate2666 MHz
Memory Form FactorUDIMM
Additional FeaturesUDIMM
Computer Memory Size16 GB
Warranty DescriptionLifetime Warranty
RAM Memory TechnologyDDR4
Column Address Strobe Latency19

Ready to buy?

OLOy DDR4 RAM 16GB (2x8GB) Black Owl 2666 MHz CL19 1.2V 288-Pin Desktop UDIMM (MD4U082619BJDA) is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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OLOy DDR4 RAM 16GB (2x8GB) Black Owl 2666 MHz CL19 1.2V 288-Pin Desktop UDIMM (MD4U082619BJDA)
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