Hardware Spec Index

Caldera DR-3977 Pro DDR5-7200 64GB (4×16GB) CL36 SO-DIMM Kit

Memory · Caldera · SKU DR3977-PRO · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index7,860 (Memory scale)
Category rank#1,840
Street price$229
Power21 W
Performance per dollar34.32
Released2025

Specifications

BrandCaldera
ModelCaldera DR-3977 Pro
Memory typeDDR5 SO-DIMM (262-pin)
SpeedDDR5-7200 (7,200 MT/s)
Kit capacity64 GB (4 × 16 GB)
Timings36-42-42-79
CAS latencyCL36
First-word latency10.00 ns
Voltage1.40 V
ProfileAMD EXPO
ECCOn-die ECC (not system ECC)
Power managementOn-module PMIC
Heat spreaderNone (low profile)

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-3977 Pro DDR5-7200 64GB (4×16GB) CL36 SO-DIMM Kit”, https://vextor7.com/item/43665661 (accessed 2026-10-20).