Hardware Spec Index

Lumora DR-7644 Ultra DDR5-5600 16GB (2×8GB) CL46 Kit

Memory · Lumora · SKU DR7644-ULTRA · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index3,424 (Memory scale)
Category rank#24,261
Street price$39
Power7 W
Performance per dollar87.79
Released2022

Specifications

BrandLumora
ModelLumora DR-7644 Ultra
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-5600 (5,600 MT/s)
Kit capacity16 GB (2 × 8 GB)
Timings46-46-46-138
CAS latencyCL46
First-word latency16.43 ns
Voltage1.10 V
ProfileJEDEC (no profile needed)
ECCOn-die ECC (not system ECC)
Power managementOn-module PMIC
Heat spreaderAluminum, no 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, “Lumora DR-7644 Ultra DDR5-5600 16GB (2×8GB) CL46 Kit”, https://vextor7.com/item/7052591 (accessed 2026-10-19).