Hardware Spec Index

Caldera DR-7577 Pro DDR4-2666 8GB (2×4GB) CL19 Kit

Memory · Caldera · SKU DR7577-PRO · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index3,159 (Memory scale)
Category rank#2,473
Street price$49
Power5 W
Performance per dollar64.47
Released2021

Specifications

BrandCaldera
ModelCaldera DR-7577 Pro
Memory typeDDR4 UDIMM (288-pin)
SpeedDDR4-2666 (2,666 MT/s)
Kit capacity8 GB (2 × 4 GB)
Timings19-25-25-48
CAS latencyCL19
First-word latency14.25 ns
Voltage1.20 V
ProfileJEDEC (no profile needed)
ECCNon-ECC
Power managementMotherboard-regulated
Heat spreaderAluminum, no lighting

Related guides

DDR4 vs DDR5CAS Latency (CL) and RAM TimingsDDR5 Memory ExplainedXMP vs EXPO

Similar Memory

ModelBenchmarkPriceCompare
Altrix DR-2791 Ultra DDR4-4000 64GB (2×32GB) CL19 Kit7,432$299Compare
Teralux DR-8791 Prime DDR5-6400 32GB (2×16GB) CL32 Kit4,890$89Compare
Caldera DR-9564 Ultra DDR4-3200 16GB (2×8GB) CL16 Kit6,596$219Compare
Teralux DR-2646 Core DDR4-2666 16GB (2×8GB) CL19 Kit4,309$69Compare
Caldera DR-9858 Core DDR5-7600 96GB (2×48GB) CL36 Kit7,004$229Compare
Teralux DR-3536 Ultra DDR5-6800 64GB (2×32GB) CL34 Kit5,456$129Compare

All Memory · JSON

Cite this page: Hardware Spec Index, “Caldera DR-7577 Pro DDR4-2666 8GB (2×4GB) CL19 Kit”, https://vextor7.com/item/5871785 (accessed 2026-10-22).