Hardware Spec Index

Caldera DR-6581 Ultra DDR5-7200 64GB (2×32GB) CL36 SO-DIMM Kit

Memory · Caldera · SKU DR6581-ULTRA · Released 2024 · Updated 2026-10-27

Key facts

Benchmark index6,411 (Memory scale)
Category rank#44,694
Street price$189
Power10 W
Performance per dollar33.92
Released2024

Specifications

BrandCaldera
ModelCaldera DR-6581 Ultra
Memory typeDDR5 SO-DIMM (262-pin)
SpeedDDR5-7200 (7,200 MT/s)
Kit capacity64 GB (2 × 32 GB)
Timings36-44-44-83
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 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-6581 Ultra DDR5-7200 64GB (2×32GB) CL36 SO-DIMM Kit”, https://vextor7.com/item/5284233 (accessed 2026-10-27).