Hardware Spec Index

Caldera DR-3631 Ultra DDR5-7200 128GB (4×32GB) CL36 Kit

Memory · Caldera · SKU DR3631-ULTRA · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index7,392 (Memory scale)
Category rank#29,450
Street price$259
Power22 W
Performance per dollar28.54
Released2023

Specifications

BrandCaldera
ModelCaldera DR-3631 Ultra
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-7200 (7,200 MT/s)
Kit capacity128 GB (4 × 32 GB)
Timings36-42-42-90
CAS latencyCL36
First-word latency10.00 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

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Cite this page: Hardware Spec Index, “Caldera DR-3631 Ultra DDR5-7200 128GB (4×32GB) CL36 Kit”, https://vextor7.com/item/618572 (accessed 2026-10-22).