Hardware Spec Index

Lumora DR-3903 Ultra DDR5-4800 32GB (2×16GB) CL40 Kit

Memory · Lumora · SKU DR3903-ULTRA · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index2,746 (Memory scale)
Category rank#17,237
Street price$29
Power6 W
Performance per dollar94.69
Released2025

Specifications

BrandLumora
ModelLumora DR-3903 Ultra
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-4800 (4,800 MT/s)
Kit capacity32 GB (2 × 16 GB)
Timings40-46-46-92
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

DDR5 Memory ExplainedDDR4 vs DDR5CAS Latency (CL) and RAM TimingsXMP vs EXPO

Similar Memory

ModelBenchmarkPriceCompare
Lumora DR-3075 Ultra DDR4-3200 16GB (2×8GB) CL16 Kit6,663$189Compare
Lumora DR-5437 Plus DDR5-7600 128GB (4×32GB) CL38 Kit7,135$269Compare
Altrix DR-3833 Edge DDR4-3600 64GB (2×32GB) CL18 Kit7,077$199Compare
Lumora DR-5051 Ti DDR5-7200 96GB (2×48GB) CL34 SO-DIMM Kit7,685$269Compare
Altrix DR-3795 XT DDR5-6400 32GB (2×16GB) CL32 Kit5,188$119Compare
Mirenta DR-8867 XT DDR5-7600 128GB (4×32GB) CL38 SO-DIMM Kit8,260$359Compare

All Memory · JSON

Cite this page: Hardware Spec Index, “Lumora DR-3903 Ultra DDR5-4800 32GB (2×16GB) CL40 Kit”, https://vextor7.com/item/6201858 (accessed 2026-10-23).