NEMIX RAM 128GB (4x32GB) DDR4 3200 CL22 ECC UDIMM Gigabyte B550-AORUS memory upgrade

Gigabyte B550-AORUS compatible DDR4 kit

This 128GB kit contains four 32GB DDR4 3200 modules validated for Gigabyte B550-AORUS motherboards. It targets workstation and server builders who need ECC protection on a consumer platform. The unbuffered UDIMM design fits standard desktop DIMM slots without requiring registered memory support. Buyers needing registered DIMMs or capacities beyond 128GB should look elsewhere.

Thermals and power at stock settings

Each module operates at 1.2V with no heat spreader attached, so airflow across the bare PCB handles cooling. At CL22 latency the kit runs within standard DDR4 power limits for typical workloads. Audible noise is negligible because the modules have no active cooling. Systems with restricted case airflow may see higher temperatures under sustained load.

ECC unbuffered UDIMM at DDR4 3200 CL22

The decisive specification is ECC unbuffered operation at DDR4 3200 with CL22 timing, which must be supported by the motherboard BIOS and memory controller. Without ECC support the modules will still function but error correction will be inactive. Verify that your Gigabyte B550-AORUS board enables ECC with unbuffered DIMMs before purchase.