Hardware Spec Index

Altrix DR-4977 Ultra DDR5-6800 32GB (2×16GB) CL34 Kit

Memory · Altrix · SKU DR4977-ULTRA · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index4,952 (Memory scale)
Category rank#37,976
Street price$119
Power9 W
Performance per dollar41.61
Released2022

Specifications

BrandAltrix
ModelAltrix DR-4977 Ultra
Memory typeDDR5 UDIMM (288-pin)
SpeedDDR5-6800 (6,800 MT/s)
Kit capacity32 GB (2 × 16 GB)
Timings34-38-38-99
CAS latencyCL34
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

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, “Altrix DR-4977 Ultra DDR5-6800 32GB (2×16GB) CL34 Kit”, https://vextor7.com/item/14805408 (accessed 2026-10-21).