Hardware Spec Index

Caldera DR-9978 Ultra DDR4-2666 8GB (2×4GB) CL19 SO-DIMM Kit

Memory · Caldera · SKU DR9978-ULTRA · Released 2019 · Updated 2026-10-18

Key facts

Benchmark index2,816 (Memory scale)
Category rank#30,067
Street price$29
Power4 W
Performance per dollar97.10
Released2019

Specifications

BrandCaldera
ModelCaldera DR-9978 Ultra
Memory typeDDR4 SO-DIMM (260-pin)
SpeedDDR4-2666 (2,666 MT/s)
Kit capacity8 GB (2 × 4 GB)
Timings19-23-23-55
CAS latencyCL19
First-word latency14.25 ns
Voltage1.20 V
ProfileJEDEC (no profile needed)
ECCNon-ECC
Power managementMotherboard-regulated
Heat spreaderNone (low profile)

Related guides

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

Similar Memory

ModelBenchmarkPriceCompare
Mirenta DR-2420 Plus DDR4-3600 32GB (2×16GB) CL16 Kit7,522$289Compare
Mirenta DR-7043 Plus DDR5-6000 32GB (2×16GB) CL30 Kit5,581$119Compare
Lumora DR-1226 XT DDR4-2666 8GB (2×4GB) CL19 Kit3,928$79Compare
Caldera DR-4580 Ti DDR5-6800 48GB (2×24GB) CL34 Kit6,018$139Compare
Caldera DR-5589 Ultra DDR5-6000 48GB (2×24GB) CL32 Kit4,885$99Compare
Lumora DR-8670 SE DDR5-6000 48GB (2×24GB) CL32 Kit5,054$119Compare

All Memory · JSON

Cite this page: Hardware Spec Index, “Caldera DR-9978 Ultra DDR4-2666 8GB (2×4GB) CL19 SO-DIMM Kit”, https://vextor7.com/item/7663003 (accessed 2026-10-18).