Hardware Spec Index

Caldera DR-7640 Ultra DDR4-3200 32GB (4×8GB) CL16 SO-DIMM Kit

Memory · Caldera · SKU DR7640-ULTRA · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index6,437 (Memory scale)
Category rank#45,489
Street price$169
Power13 W
Performance per dollar38.09
Released2019

Specifications

BrandCaldera
ModelCaldera DR-7640 Ultra
Memory typeDDR4 SO-DIMM (260-pin)
SpeedDDR4-3200 (3,200 MT/s)
Kit capacity32 GB (4 × 8 GB)
Timings16-22-22-42
CAS latencyCL16
First-word latency10.00 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

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Cite this page: Hardware Spec Index, “Caldera DR-7640 Ultra DDR4-3200 32GB (4×8GB) CL16 SO-DIMM Kit”, https://vextor7.com/item/24672435 (accessed 2026-10-19).