Hardware Spec Index

Caldera DR-1721 Ultra DDR4-2666 8GB (2×4GB) CL16 Kit

Memory · Caldera · SKU DR1721-ULTRA · Released 2022 · Updated 2026-10-23

Key facts

Benchmark index3,435 (Memory scale)
Category rank#17,757
Street price$49
Power5 W
Performance per dollar70.10
Released2022

Specifications

BrandCaldera
ModelCaldera DR-1721 Ultra
Memory typeDDR4 UDIMM (288-pin)
SpeedDDR4-2666 (2,666 MT/s)
Kit capacity8 GB (2 × 4 GB)
Timings16-18-18-50
CAS latencyCL16
First-word latency12.00 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

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All Memory · JSON

Cite this page: Hardware Spec Index, “Caldera DR-1721 Ultra DDR4-2666 8GB (2×4GB) CL16 Kit”, https://vextor7.com/item/9506242 (accessed 2026-10-23).