Hardware Spec Index

Caldera DR-7981 Ultra DDR4-2666 8GB (2×4GB) CL19 Kit

Memory · Caldera · SKU DR7981-ULTRA · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index2,432 (Memory scale)
Category rank#14,729
Street price$29
Power4 W
Performance per dollar83.86
Released2020

Specifications

BrandCaldera
ModelCaldera DR-7981 Ultra
Memory typeDDR4 UDIMM (288-pin)
SpeedDDR4-2666 (2,666 MT/s)
Kit capacity8 GB (2 × 4 GB)
Timings19-19-19-48
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
Altrix DR-2862 Prime DDR4-3600 32GB (4×8GB) CL16 Kit5,675$149Compare
Teralux DR-3251 Max DDR4-4000 32GB (4×8GB) CL19 Kit8,900$339Compare
Mirenta DR-4626 Ti DDR4-3600 32GB (4×8GB) CL18 SO-DIMM Kit7,354$249Compare
Teralux DR-4311 Prime DDR4-3200 32GB (4×8GB) CL16 Kit5,388$159Compare
Altrix DR-6481 Max DDR5-8400 128GB (4×32GB) CL40 Kit8,662$329Compare
Altrix DR-4697 XT DDR4-3200 16GB (2×8GB) CL16 Kit4,058$69Compare

All Memory · JSON

Cite this page: Hardware Spec Index, “Caldera DR-7981 Ultra DDR4-2666 8GB (2×4GB) CL19 Kit”, https://vextor7.com/item/7314622 (accessed 2026-10-23).