Hardware Spec Index

Teralux DR-6221 Ultra DDR5-6400 64GB (2×32GB) CL34 Kit

Memory · Teralux · SKU DR6221-ULTRA · Released 2026 · Updated 2026-10-22

Key facts

Benchmark index5,252 (Memory scale)
Category rank#22,943
Street price$139
Power9 W
Performance per dollar37.78
Released2026

Specifications

BrandTeralux
ModelTeralux DR-6221 Ultra
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-6400 (6,400 MT/s)
Kit capacity64 GB (2 × 32 GB)
Timings34-40-40-88
CAS latencyCL34
First-word latency10.63 ns
Voltage1.35 V
ProfileIntel XMP 3.0
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-6221 Ultra DDR5-6400 64GB (2×32GB) CL34 Kit”, https://vextor7.com/item/91310413 (accessed 2026-10-22).