Hardware Spec Index

Caldera DR-7643 Prime DDR5-4800 32GB (2×16GB) CL40 Kit

Memory · Caldera · SKU DR7643-PRIME · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index3,186 (Memory scale)
Category rank#19,975
Street price$49
Power7 W
Performance per dollar65.02
Released2023

Specifications

BrandCaldera
ModelCaldera DR-7643 Prime
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-4800 (4,800 MT/s)
Kit capacity32 GB (2 × 16 GB)
Timings40-44-44-96
CAS latencyCL40
First-word latency16.67 ns
Voltage1.10 V
ProfileJEDEC (no profile needed)
ECCOn-die ECC (not system ECC)
Power managementOn-module PMIC
Heat spreaderAluminum, no lighting

Related guides

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Cite this page: Hardware Spec Index, “Caldera DR-7643 Prime DDR5-4800 32GB (2×16GB) CL40 Kit”, https://vextor7.com/item/8999219 (accessed 2026-10-21).