Hardware Spec Index

Caldera DR-8644 Ultra DDR4-4000 64GB (2×32GB) CL18 SO-DIMM Kit

Memory · Caldera · SKU DR8644-ULTRA · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index8,605 (Memory scale)
Category rank#30,583
Street price$329
Power8 W
Performance per dollar26.16
Released2026

Specifications

BrandCaldera
ModelCaldera DR-8644 Ultra
Memory typeDDR4 SO-DIMM (260-pin)
SpeedDDR4-4000 (4,000 MT/s)
Kit capacity64 GB (2 × 32 GB)
Timings18-22-22-41
CAS latencyCL18
First-word latency9.00 ns
Voltage1.35 V
ProfileIntel XMP 2.0
ECCNon-ECC
Power managementMotherboard-regulated
Heat spreaderNone (low profile)

Related guides

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

Similar Memory

ModelBenchmarkPriceCompare
Caldera DR-8250 SE DDR4-3200 8GB (2×4GB) CL14 Kit3,294$39Compare
Teralux DR-4805 Prime DDR4-3200 8GB (2×4GB) CL14 Kit3,061$39Compare
Caldera DR-7710 Ultra DDR5-7600 128GB (4×32GB) CL36 Kit7,775$279Compare
Teralux DR-6331 Max DDR5-6000 32GB (2×16GB) CL36 Kit3,848$49Compare
Altrix DR-6359 Plus DDR4-3200 32GB (2×16GB) CL16 Kit4,841$89Compare
Mirenta DR-3454 Prime DDR5-5600 32GB (2×16GB) CL36 Kit2,895$39Compare

All Memory · JSON

Cite this page: Hardware Spec Index, “Caldera DR-8644 Ultra DDR4-4000 64GB (2×32GB) CL18 SO-DIMM Kit”, https://vextor7.com/item/1754723 (accessed 2026-10-19).