Hardware Spec Index

Caldera DR-6556 Prime DDR4-4000 64GB (2×32GB) CL18 SO-DIMM Kit

Memory · Caldera · SKU DR6556-PRIME · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index7,846 (Memory scale)
Category rank#10,969
Street price$289
Power8 W
Performance per dollar27.15
Released2025

Specifications

BrandCaldera
ModelCaldera DR-6556 Prime
Memory typeDDR4 SO-DIMM (260-pin)
SpeedDDR4-4000 (4,000 MT/s)
Kit capacity64 GB (2 × 32 GB)
Timings18-26-26-49
CAS latencyCL18
First-word latency9.00 ns
Voltage1.35 V
ProfileIntel XMP 2.0
ECCNon-ECC
Power managementMotherboard-regulated
Heat spreaderNone (low profile)

Related guides

DDR4 vs DDR5CAS Latency (CL) and RAM TimingsXMP vs EXPODDR5 Memory Explained

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All Memory · JSON

Cite this page: Hardware Spec Index, “Caldera DR-6556 Prime DDR4-4000 64GB (2×32GB) CL18 SO-DIMM Kit”, https://vextor7.com/item/1594828 (accessed 2026-10-23).