Hardware Spec Index

Teralux DR-1640 Ultra DDR4-4000 64GB (2×32GB) CL19 Kit

Memory · Teralux · SKU DR1640-ULTRA · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index8,375 (Memory scale)
Category rank#28,918
Street price$319
Power8 W
Performance per dollar26.25
Released2025

Specifications

BrandTeralux
ModelTeralux DR-1640 Ultra
Memory typeDDR4 UDIMM (288-pin)
SpeedDDR4-4000 (4,000 MT/s)
Kit capacity64 GB (2 × 32 GB)
Timings19-27-27-57
CAS latencyCL19
First-word latency9.50 ns
Voltage1.35 V
ProfileIntel XMP 2.0
ECCNon-ECC
Power managementMotherboard-regulated
Heat spreaderAluminum, RGB lighting

Related guides

DDR4 vs DDR5CAS Latency (CL) and RAM TimingsXMP vs EXPODDR5 Memory Explained

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All Memory · JSON

Cite this page: Hardware Spec Index, “Teralux DR-1640 Ultra DDR4-4000 64GB (2×32GB) CL19 Kit”, https://vextor7.com/item/6328307 (accessed 2026-10-21).