Hardware Spec Index

Caldera DR-5643 Prime DDR4-2666 16GB (2×8GB) CL19 SO-DIMM Kit

Memory · Caldera · SKU DR5643-PRIME · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index2,187 (Memory scale)
Category rank#40,540
Street price$29
Power4 W
Performance per dollar75.41
Released2020

Specifications

BrandCaldera
ModelCaldera DR-5643 Prime
Memory typeDDR4 SO-DIMM (260-pin)
SpeedDDR4-2666 (2,666 MT/s)
Kit capacity16 GB (2 × 8 GB)
Timings19-23-23-46
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
Lumora DR-3669 Edge DDR4-2666 8GB (2×4GB) CL19 Kit2,265$29Compare
Teralux DR-5656 Prime DDR5-7200 64GB (2×32GB) CL36 Kit6,745$209Compare
Altrix DR-3065 Edge DDR5-6000 64GB (2×32GB) CL32 Kit4,509$109Compare
Mirenta DR-2413 Pro DDR5-7600 128GB (4×32GB) CL36 Kit8,359$329Compare
Mirenta DR-5881 XT DDR5-6400 48GB (2×24GB) CL32 Kit4,735$89Compare
Caldera DR-7627 Pro DDR4-3200 16GB (2×8GB) CL16 Kit5,233$129Compare

All Memory · JSON

Cite this page: Hardware Spec Index, “Caldera DR-5643 Prime DDR4-2666 16GB (2×8GB) CL19 SO-DIMM Kit”, https://vextor7.com/item/83669224 (accessed 2026-10-23).