Hardware Spec Index

Caldera DR-7948 Ultra DDR5-8000 128GB (4×32GB) CL40 Kit

Memory · Caldera · SKU DR7948-ULTRA · Released 2025 · Updated 2026-10-24

Key facts

Benchmark index7,263 (Memory scale)
Category rank#23,851
Street price$229
Power21 W
Performance per dollar31.72
Released2025

Specifications

BrandCaldera
ModelCaldera DR-7948 Ultra
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-8000 (8,000 MT/s)
Kit capacity128 GB (4 × 32 GB)
Timings40-48-48-108
CAS latencyCL40
First-word latency10.00 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
Teralux DR-5483 Prime DDR4-2666 16GB (2×8GB) CL19 Kit2,598$29Compare
Altrix DR-6478 Ti DDR4-3000 8GB (2×4GB) CL15 Kit3,754$59Compare
Lumora DR-6664 Ti DDR4-3600 32GB (2×16GB) CL18 Kit6,573$179Compare
Altrix DR-2218 Plus DDR4-4000 64GB (2×32GB) CL18 SO-DIMM Kit7,990$319Compare
Caldera DR-8569 Prime DDR5-7200 64GB (2×32GB) CL36 Kit6,975$219Compare
Lumora DR-7799 Plus DDR4-3200 8GB (2×4GB) CL14 Kit3,596$49Compare

All Memory · JSON

Cite this page: Hardware Spec Index, “Caldera DR-7948 Ultra DDR5-8000 128GB (4×32GB) CL40 Kit”, https://vextor7.com/item/95036949 (accessed 2026-10-24).