Hardware Spec Index

Caldera DR-8640 Prime DDR4-2666 16GB (2×8GB) CL19 Kit

Memory · Caldera · SKU DR8640-PRIME · Released 2020 · Updated 2026-10-22

Key facts

Benchmark index2,389 (Memory scale)
Category rank#39,305
Street price$29
Power4 W
Performance per dollar82.38
Released2020

Specifications

BrandCaldera
ModelCaldera DR-8640 Prime
Memory typeDDR4 UDIMM (288-pin)
SpeedDDR4-2666 (2,666 MT/s)
Kit capacity16 GB (2 × 8 GB)
Timings19-21-21-51
CAS latencyCL19
First-word latency14.25 ns
Voltage1.20 V
ProfileJEDEC (no profile needed)
ECCNon-ECC
Power managementMotherboard-regulated
Heat spreaderAluminum, no lighting

Related guides

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

Similar Memory

ModelBenchmarkPriceCompare
Mirenta DR-9373 Max DDR4-3200 16GB (2×8GB) CL16 SO-DIMM Kit5,547$129Compare
Lumora DR-7614 Ultra DDR4-3600 32GB (2×16GB) CL18 Kit7,074$219Compare
Mirenta DR-8909 Prime DDR5-8400 128GB (4×32GB) CL40 SO-DIMM Kit8,900$379Compare
Mirenta DR-9081 Ti DDR5-6000 32GB (2×16GB) CL30 Kit4,350$69Compare
Caldera DR-8295 Plus DDR4-3200 16GB (2×8GB) CL16 Kit4,539$79Compare
Teralux DR-9682 Edge DDR4-3000 8GB (2×4GB) CL15 Kit2,245$29Compare

All Memory · JSON

Cite this page: Hardware Spec Index, “Caldera DR-8640 Prime DDR4-2666 16GB (2×8GB) CL19 Kit”, https://vextor7.com/item/7737845 (accessed 2026-10-22).