Hardware Spec Index

Caldera DR-7977 Pro DDR5-8400 128GB (4×32GB) CL40 Kit

Memory · Caldera · SKU DR7977-PRO · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index8,598 (Memory scale)
Category rank#1,241
Street price$319
Power23 W
Performance per dollar26.95
Released2022

Specifications

BrandCaldera
ModelCaldera DR-7977 Pro
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-8400 (8,400 MT/s)
Kit capacity128 GB (4 × 32 GB)
Timings40-44-44-100
CAS latencyCL40
First-word latency9.52 ns
Voltage1.40 V
ProfileIntel XMP 3.0
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-5759 Plus DDR5-6000 32GB (2×16GB) CL30 Kit4,333$69Compare
Lumora DR-2057 Edge DDR4-3200 8GB (2×4GB) CL14 SO-DIMM Kit4,285$89Compare
Teralux DR-9525 Edge DDR5-6400 32GB (2×16GB) CL32 Kit5,224$119Compare
Lumora DR-2331 SE DDR4-3200 16GB (2×8GB) CL16 Kit4,796$99Compare
Caldera DR-8670 Prime DDR4-2666 16GB (2×8GB) CL19 SO-DIMM Kit2,472$29Compare
Caldera DR-3604 Ti DDR4-3600 16GB (2×8GB) CL16 Kit5,247$109Compare

All Memory · JSON

Cite this page: Hardware Spec Index, “Caldera DR-7977 Pro DDR5-8400 128GB (4×32GB) CL40 Kit”, https://vextor7.com/item/456370 (accessed 2026-10-20).