Hardware Spec Index

Caldera DR-1577 Ultra DDR5-7600 128GB (4×32GB) CL36 Kit

Memory · Caldera · SKU DR1577-ULTRA · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index8,489 (Memory scale)
Category rank#11,198
Street price$349
Power23 W
Performance per dollar24.32
Released2022

Specifications

BrandCaldera
ModelCaldera DR-1577 Ultra
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-7600 (7,600 MT/s)
Kit capacity128 GB (4 × 32 GB)
Timings36-40-40-97
CAS latencyCL36
First-word latency9.47 ns
Voltage1.40 V
ProfileIntel XMP 3.0
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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All Memory · JSON

Cite this page: Hardware Spec Index, “Caldera DR-1577 Ultra DDR5-7600 128GB (4×32GB) CL36 Kit”, https://vextor7.com/item/5084420 (accessed 2026-10-21).