Hardware Spec Index

Caldera DR-4638 Ultra DDR5-4800 16GB (2×8GB) CL40 Kit

Memory · Caldera · SKU DR4638-ULTRA · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index2,352 (Memory scale)
Category rank#4,968
Street price$29
Power6 W
Performance per dollar81.10
Released2022

Specifications

BrandCaldera
ModelCaldera DR-4638 Ultra
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-4800 (4,800 MT/s)
Kit capacity16 GB (2 × 8 GB)
Timings40-40-40-104
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, RGB lighting

Related guides

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Cite this page: Hardware Spec Index, “Caldera DR-4638 Ultra DDR5-4800 16GB (2×8GB) CL40 Kit”, https://vextor7.com/item/3038583 (accessed 2026-10-24).