Hardware Spec Index

Teralux DR-7781 Ultra DDR5-4800 32GB (2×16GB) CL40 Kit

Memory · Teralux · SKU DR7781-ULTRA · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index2,283 (Memory scale)
Category rank#2,657
Street price$29
Power6 W
Performance per dollar78.72
Released2022

Specifications

BrandTeralux
ModelTeralux DR-7781 Ultra
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-4800 (4,800 MT/s)
Kit capacity32 GB (2 × 16 GB)
Timings40-40-40-120
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

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

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Cite this page: Hardware Spec Index, “Teralux DR-7781 Ultra DDR5-4800 32GB (2×16GB) CL40 Kit”, https://vextor7.com/item/7204618 (accessed 2026-10-20).