Hardware Spec Index

Caldera DR-7666 XT DDR5-6400 64GB (4×16GB) CL34 Kit

Memory · Caldera · SKU DR7666-XT · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index6,292 (Memory scale)
Category rank#16,405
Street price$189
Power19 W
Performance per dollar33.29
Released2023

Specifications

BrandCaldera
ModelCaldera DR-7666 XT
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-6400 (6,400 MT/s)
Kit capacity64 GB (4 × 16 GB)
Timings34-36-36-88
CAS latencyCL34
First-word latency10.63 ns
Voltage1.35 V
ProfileIntel XMP 3.0
ECCOn-die ECC (not system ECC)
Power managementOn-module PMIC
Heat spreaderAluminum, RGB lighting

Related guides

DDR5 Memory ExplainedDDR4 vs DDR5CAS Latency (CL) and RAM TimingsXMP vs EXPO

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All Memory · JSON

Cite this page: Hardware Spec Index, “Caldera DR-7666 XT DDR5-6400 64GB (4×16GB) CL34 Kit”, https://vextor7.com/item/6775731 (accessed 2026-10-20).