Hardware Spec Index

Caldera DR-9778 Ultra DDR5-8400 128GB (4×32GB) CL40 Kit

Memory · Caldera · SKU DR9778-ULTRA · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index8,709 (Memory scale)
Category rank#3,707
Street price$359
Power24 W
Performance per dollar24.26
Released2025

Specifications

BrandCaldera
ModelCaldera DR-9778 Ultra
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-8400 (8,400 MT/s)
Kit capacity128 GB (4 × 32 GB)
Timings40-48-48-96
CAS latencyCL40
First-word latency9.52 ns
Voltage1.40 V
ProfileAMD EXPO
ECCOn-die ECC (not system ECC)
Power managementOn-module PMIC
Heat spreaderAluminum, RGB lighting

Related guides

DDR5 Memory ExplainedDDR4 vs DDR5CAS Latency (CL) and RAM TimingsXMP vs EXPO

Similar Memory

ModelBenchmarkPriceCompare
Mirenta DR-3904 Plus DDR5-8000 96GB (2×48GB) CL38 Kit8,179$349Compare
Mirenta DR-2277 Pro DDR4-3000 32GB (2×16GB) CL15 Kit4,936$109Compare
Altrix DR-7134 Max DDR5-6800 48GB (2×24GB) CL34 SO-DIMM Kit6,020$179Compare
Teralux DR-8396 Ultra DDR4-3200 16GB (2×8GB) CL16 Kit3,992$69Compare
Lumora DR-9918 Prime DDR5-6800 96GB (2×48GB) CL34 Kit6,763$219Compare
Caldera DR-9160 Edge DDR5-4800 16GB (2×8GB) CL40 SO-DIMM Kit2,709$29Compare

All Memory · JSON

Cite this page: Hardware Spec Index, “Caldera DR-9778 Ultra DDR5-8400 128GB (4×32GB) CL40 Kit”, https://vextor7.com/item/14535102 (accessed 2026-10-22).