Hardware Spec Index

Caldera DR-3666 Ultra DDR5-8400 96GB (2×48GB) CL40 Kit

Memory · Caldera · SKU DR3666-ULTRA · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index8,645 (Memory scale)
Category rank#30,927
Street price$359
Power12 W
Performance per dollar24.08
Released2025

Specifications

BrandCaldera
ModelCaldera DR-3666 Ultra
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-8400 (8,400 MT/s)
Kit capacity96 GB (2 × 48 GB)
Timings40-44-44-116
CAS latencyCL40
First-word latency9.52 ns
Voltage1.40 V
ProfileXMP 3.0 + EXPO
ECCOn-die ECC (not system ECC)
Power managementOn-module PMIC
Heat spreaderAluminum, no lighting

Related guides

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

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Cite this page: Hardware Spec Index, “Caldera DR-3666 Ultra DDR5-8400 96GB (2×48GB) CL40 Kit”, https://vextor7.com/item/7790986 (accessed 2026-10-20).