Hardware Spec Index

Caldera DR-7642 XT DDR5-6400 48GB (2×24GB) CL32 Kit

Memory · Caldera · SKU DR7642-XT · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index5,515 (Memory scale)
Category rank#23,955
Street price$139
Power9 W
Performance per dollar39.68
Released2024

Specifications

BrandCaldera
ModelCaldera DR-7642 XT
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-6400 (6,400 MT/s)
Kit capacity48 GB (2 × 24 GB)
Timings32-40-40-90
CAS latencyCL32
First-word latency10.00 ns
Voltage1.35 V
ProfileXMP 3.0 + EXPO
ECCOn-die ECC (not system ECC)
Power managementOn-module PMIC
Heat spreaderAluminum, RGB lighting

Related guides

DDR5 Memory ExplainedDDR4 vs DDR5CAS Latency (CL) and RAM TimingsXMP vs EXPO

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All Memory · JSON

Cite this page: Hardware Spec Index, “Caldera DR-7642 XT DDR5-6400 48GB (2×24GB) CL32 Kit”, https://vextor7.com/item/475953 (accessed 2026-10-19).