Hardware Spec Index

Caldera DR-4221 XT DDR5-7600 64GB (4×16GB) CL38 Kit

Memory · Caldera · SKU DR4221-XT · Released 2026 · Updated 2026-10-27

Key facts

Benchmark index6,331 (Memory scale)
Category rank#34,163
Street price$189
Power20 W
Performance per dollar33.50
Released2026

Specifications

BrandCaldera
ModelCaldera DR-4221 XT
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-7600 (7,600 MT/s)
Kit capacity64 GB (4 × 16 GB)
Timings38-46-46-114
CAS latencyCL38
First-word latency10.00 ns
Voltage1.40 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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Cite this page: Hardware Spec Index, “Caldera DR-4221 XT DDR5-7600 64GB (4×16GB) CL38 Kit”, https://vextor7.com/item/65636591 (accessed 2026-10-27).