Hardware Spec Index

Teralux DR-6641 Ultra DDR5-6400 64GB (2×32GB) CL32 Kit

Memory · Teralux · SKU DR6641-ULTRA · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index5,152 (Memory scale)
Category rank#14,854
Street price$119
Power9 W
Performance per dollar43.29
Released2022

Specifications

BrandTeralux
ModelTeralux DR-6641 Ultra
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-6400 (6,400 MT/s)
Kit capacity64 GB (2 × 32 GB)
Timings32-36-36-80
CAS latencyCL32
First-word latency10.00 ns
Voltage1.35 V
ProfileAMD EXPO
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
Teralux DR-3163 SE DDR4-3600 64GB (2×32GB) CL16 Kit6,764$219Compare
Caldera DR-4115 Plus DDR4-4000 32GB (4×8GB) CL19 Kit8,164$329Compare
Teralux DR-5083 Core DDR4-3600 32GB (2×16GB) CL18 Kit6,118$189Compare
Teralux DR-5488 Ti DDR5-6800 64GB (4×16GB) CL34 Kit6,600$219Compare
Altrix DR-9436 Plus DDR4-3000 8GB (2×4GB) CL15 Kit2,921$29Compare
Caldera DR-4257 Max DDR4-3600 32GB (4×8GB) CL16 Kit6,514$229Compare

All Memory · JSON

Cite this page: Hardware Spec Index, “Teralux DR-6641 Ultra DDR5-6400 64GB (2×32GB) CL32 Kit”, https://vextor7.com/item/9315902 (accessed 2026-10-24).