Hardware Spec Index

Caldera DR-3644 Ultra DDR4-2666 8GB (2×4GB) CL16 SO-DIMM Kit

Memory · Caldera · SKU DR3644-ULTRA · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index2,386 (Memory scale)
Category rank#23,155
Street price$29
Power4 W
Performance per dollar82.28
Released2021

Specifications

BrandCaldera
ModelCaldera DR-3644 Ultra
Memory typeDDR4 SO-DIMM (260-pin)
SpeedDDR4-2666 (2,666 MT/s)
Kit capacity8 GB (2 × 4 GB)
Timings16-20-20-48
CAS latencyCL16
First-word latency12.00 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

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All Memory · JSON

Cite this page: Hardware Spec Index, “Caldera DR-3644 Ultra DDR4-2666 8GB (2×4GB) CL16 SO-DIMM Kit”, https://vextor7.com/item/15433955 (accessed 2026-10-24).