Hardware Spec Index

Caldera DR-9643 Pro DDR5-6800 64GB (4×16GB) CL34 Kit

Memory · Caldera · SKU DR9643-PRO · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index6,449 (Memory scale)
Category rank#16,440
Street price$239
Power20 W
Performance per dollar26.98
Released2023

Specifications

BrandCaldera
ModelCaldera DR-9643 Pro
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-6800 (6,800 MT/s)
Kit capacity64 GB (4 × 16 GB)
Timings34-36-36-102
CAS latencyCL34
First-word latency10.00 ns
Voltage1.35 V
ProfileAMD 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-9643 Pro DDR5-6800 64GB (4×16GB) CL34 Kit”, https://vextor7.com/item/4299191 (accessed 2026-10-25).