Hardware Spec Index

Caldera DR-5557 Pro DDR5-8400 128GB (4×32GB) CL40 Kit

Memory · Caldera · SKU DR5557-PRO · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index8,390 (Memory scale)
Category rank#44,116
Street price$329
Power23 W
Performance per dollar25.50
Released2025

Specifications

BrandCaldera
ModelCaldera DR-5557 Pro
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-8400 (8,400 MT/s)
Kit capacity128 GB (4 × 32 GB)
Timings40-44-44-104
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

Similar Memory

ModelBenchmarkPriceCompare
Lumora DR-6717 Plus DDR5-6800 64GB (4×16GB) CL34 Kit7,221$219Compare
Teralux DR-2065 Max DDR5-6000 32GB (2×16GB) CL32 Kit4,648$99Compare
Mirenta DR-6768 Ultra DDR4-3600 32GB (2×16GB) CL18 Kit6,260$179Compare
Teralux DR-3524 Pro DDR5-8400 96GB (2×48GB) CL40 Kit7,403$269Compare
Mirenta DR-4709 Pro DDR4-3000 16GB (2×8GB) CL16 Kit2,462$29Compare
Mirenta DR-5887 Pro DDR4-3000 8GB (2×4GB) CL15 Kit3,821$49Compare

All Memory · JSON

Cite this page: Hardware Spec Index, “Caldera DR-5557 Pro DDR5-8400 128GB (4×32GB) CL40 Kit”, https://vextor7.com/item/91052625 (accessed 2026-10-25).