Hardware Spec Index

Teralux DR-7221 SE DDR5-8400 128GB (4×32GB) CL40 Kit

Memory · Teralux · SKU DR7221-SE · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index8,345 (Memory scale)
Category rank#32,472
Street price$369
Power23 W
Performance per dollar22.62
Released2023

Specifications

BrandTeralux
ModelTeralux DR-7221 SE
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-8400 (8,400 MT/s)
Kit capacity128 GB (4 × 32 GB)
Timings40-46-46-108
CAS latencyCL40
First-word latency9.52 ns
Voltage1.40 V
ProfileAMD EXPO
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-7221 SE DDR5-8400 128GB (4×32GB) CL40 Kit”, https://vextor7.com/item/19976797 (accessed 2026-10-20).