Hardware Spec Index

Caldera DR-4955 Ultra DDR5-6400 48GB (2×24GB) CL32 Kit

Memory · Caldera · SKU DR4955-ULTRA · Released 2026 · Updated 2026-10-23

Key facts

Benchmark index5,398 (Memory scale)
Category rank#44,635
Street price$109
Power9 W
Performance per dollar49.52
Released2026

Specifications

BrandCaldera
ModelCaldera DR-4955 Ultra
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-6400 (6,400 MT/s)
Kit capacity48 GB (2 × 24 GB)
Timings32-36-36-96
CAS latencyCL32
First-word latency10.00 ns
Voltage1.35 V
ProfileAMD EXPO
ECCOn-die ECC (not system ECC)
Power managementOn-module PMIC
Heat spreaderAluminum, no lighting

Related guides

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Cite this page: Hardware Spec Index, “Caldera DR-4955 Ultra DDR5-6400 48GB (2×24GB) CL32 Kit”, https://vextor7.com/item/1095437 (accessed 2026-10-23).