Hardware Spec Index

Caldera DR-7881 Prime DDR5-8400 64GB (4×16GB) CL40 Kit

Memory · Caldera · SKU DR7881-PRIME · Released 2025 · Updated 2026-10-24

Key facts

Benchmark index7,501 (Memory scale)
Category rank#46,767
Street price$289
Power22 W
Performance per dollar25.96
Released2025

Specifications

BrandCaldera
ModelCaldera DR-7881 Prime
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-8400 (8,400 MT/s)
Kit capacity64 GB (4 × 16 GB)
Timings40-42-42-104
CAS latencyCL40
First-word latency9.52 ns
Voltage1.40 V
ProfileAMD 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-7881 Prime DDR5-8400 64GB (4×16GB) CL40 Kit”, https://vextor7.com/item/21889079 (accessed 2026-10-24).