Hardware Spec Index

Caldera DR-6686 Ultra DDR5-8000 128GB (4×32GB) CL38 SO-DIMM Kit

Memory · Caldera · SKU DR6686-ULTRA · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index8,081 (Memory scale)
Category rank#38,214
Street price$319
Power23 W
Performance per dollar25.33
Released2025

Specifications

BrandCaldera
ModelCaldera DR-6686 Ultra
Memory typeDDR5 SO-DIMM (262-pin)
SpeedDDR5-8000 (8,000 MT/s)
Kit capacity128 GB (4 × 32 GB)
Timings38-46-46-99
CAS latencyCL38
First-word latency9.50 ns
Voltage1.40 V
ProfileXMP 3.0 + EXPO
ECCOn-die ECC (not system ECC)
Power managementOn-module PMIC
Heat spreaderNone (low profile)

Related guides

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

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All Memory · JSON

Cite this page: Hardware Spec Index, “Caldera DR-6686 Ultra DDR5-8000 128GB (4×32GB) CL38 SO-DIMM Kit”, https://vextor7.com/item/92712728 (accessed 2026-10-25).