Hardware Spec Index

Teralux DR-3989 Ultra DDR4-4000 32GB (2×16GB) CL18 Kit

Memory · Teralux · SKU DR3989-ULTRA · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index7,213 (Memory scale)
Category rank#43,205
Street price$229
Power7 W
Performance per dollar31.50
Released2020

Specifications

BrandTeralux
ModelTeralux DR-3989 Ultra
Memory typeDDR4 UDIMM (288-pin)
SpeedDDR4-4000 (4,000 MT/s)
Kit capacity32 GB (2 × 16 GB)
Timings18-20-20-49
CAS latencyCL18
First-word latency9.00 ns
Voltage1.35 V
ProfileIntel XMP 2.0
ECCNon-ECC
Power managementMotherboard-regulated
Heat spreaderAluminum, no lighting

Related guides

DDR4 vs DDR5CAS Latency (CL) and RAM TimingsXMP vs EXPODDR5 Memory Explained

Similar Memory

ModelBenchmarkPriceCompare
Lumora DR-5964 Prime DDR5-4800 32GB (2×16GB) CL40 SO-DIMM Kit3,291$39Compare
Teralux DR-5913 Ti DDR4-3200 16GB (2×8GB) CL16 Kit5,858$169Compare
Lumora DR-5493 XT DDR4-3600 32GB (2×16GB) CL18 Kit6,319$179Compare
Mirenta DR-7742 Pro DDR4-3200 16GB (2×8GB) CL16 Kit6,160$179Compare
Caldera DR-5425 Ultra DDR4-2666 16GB (2×8GB) CL19 Kit2,170$29Compare
Caldera DR-2564 Max DDR5-5600 32GB (2×16GB) CL36 Kit3,031$39Compare

All Memory · JSON

Cite this page: Hardware Spec Index, “Teralux DR-3989 Ultra DDR4-4000 32GB (2×16GB) CL18 Kit”, https://vextor7.com/item/91780749 (accessed 2026-10-21).