Hardware Spec Index

Teralux DR-5781 Prime DDR4-2666 8GB (2×4GB) CL19 Kit

Memory · Teralux · SKU DR5781-PRIME · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index2,334 (Memory scale)
Category rank#28,944
Street price$29
Power4 W
Performance per dollar80.48
Released2020

Specifications

BrandTeralux
ModelTeralux DR-5781 Prime
Memory typeDDR4 UDIMM (288-pin)
SpeedDDR4-2666 (2,666 MT/s)
Kit capacity8 GB (2 × 4 GB)
Timings19-25-25-46
CAS latencyCL19
First-word latency14.25 ns
Voltage1.20 V
ProfileJEDEC (no profile needed)
ECCNon-ECC
Power managementMotherboard-regulated
Heat spreaderAluminum, RGB lighting

Related guides

DDR4 vs DDR5CAS Latency (CL) and RAM TimingsDDR5 Memory ExplainedXMP vs EXPO

Similar Memory

ModelBenchmarkPriceCompare
Caldera DR-8889 Prime DDR4-3600 32GB (4×8GB) CL18 Kit7,258$219Compare
Teralux DR-9337 Plus DDR5-6400 32GB (2×16GB) CL32 Kit4,734$109Compare
Lumora DR-2391 Core DDR5-7200 64GB (4×16GB) CL34 Kit6,157$159Compare
Altrix DR-8330 Core DDR5-7600 96GB (2×48GB) CL36 Kit6,985$209Compare
Lumora DR-3109 Ultra DDR4-2666 8GB (2×4GB) CL19 Kit2,955$39Compare
Altrix DR-1373 Core DDR4-2666 16GB (2×8GB) CL19 Kit3,803$69Compare

All Memory · JSON

Cite this page: Hardware Spec Index, “Teralux DR-5781 Prime DDR4-2666 8GB (2×4GB) CL19 Kit”, https://vextor7.com/item/11909030 (accessed 2026-10-20).