Hardware Spec Index

Caldera DR-6641 Core DDR5-8000 128GB (4×32GB) CL40 Kit

Memory · Caldera · SKU DR6641-CORE · Released 2024 · Updated 2026-10-24

Key facts

Benchmark index8,450 (Memory scale)
Category rank#44,050
Street price$319
Power22 W
Performance per dollar26.49
Released2024

Specifications

BrandCaldera
ModelCaldera DR-6641 Core
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-8000 (8,000 MT/s)
Kit capacity128 GB (4 × 32 GB)
Timings40-40-40-108
CAS latencyCL40
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-6641 Core DDR5-8000 128GB (4×32GB) CL40 Kit”, https://vextor7.com/item/97521429 (accessed 2026-10-24).