Hardware Spec Index

Caldera DR-3878 Ultra DDR5-6400 64GB (2×32GB) CL32 Kit

Memory · Caldera · SKU DR3878-ULTRA · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index6,531 (Memory scale)
Category rank#5,689
Street price$189
Power10 W
Performance per dollar34.56
Released2022

Specifications

BrandCaldera
ModelCaldera DR-3878 Ultra
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-6400 (6,400 MT/s)
Kit capacity64 GB (2 × 32 GB)
Timings32-32-32-83
CAS latencyCL32
First-word latency10.00 ns
Voltage1.35 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-3878 Ultra DDR5-6400 64GB (2×32GB) CL32 Kit”, https://vextor7.com/item/7658000 (accessed 2026-10-19).