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HARDWARE ARCHIVES // CPU PART RECORD

[ INDIVIDUAL CPU COMPONENT ]

AMD EPYC 9554

Zen 4 EPYC 9004, 2022; 64C/128T, 3.1/3.75 GHz, 256 MB L3, 360 W. Model-specific record; confirm the complete part marking before installation.

Original local schematic for AMD EPYC 9554, not a product photograph or dimensional drawing
LOCAL SCHEMATIC // NOT TO SCALE

IDENTIFICATION: AMD EPYC 9554. Product name alone does not establish package, stepping, voltage or firmware compatibility.

Verified model specifications

Catalog pathAmd → EPYC server processors
Model and computeZen 4 EPYC 9004, 2022; 64C/128T, 3.1/3.75 GHz, 256 MB L3, 360 W
Package / socketSP5/LGA6096
CompatibilitySP5 BIOS, DDR5 ECC RDIMM and thermal design
Stepping and variants9554 differs from 9554P; verify OPN/board revision

Compatibility and service

  • SP5 BIOS, DDR5 ECC RDIMM and thermal design
  • 9554 differs from 9554P; verify OPN/board revision
  • Record AGESA/DIMM/power; use correct carrier/torque
  • Confirm board manual, exact CPU support list, firmware, voltage/power, memory and cooling before use; never force a package.

Service & archival notes

Record AGESA/DIMM/power; use correct carrier/torque

Photograph package, markings, contacts and date/lot codes before repair. Log host board, BIOS/microcode, memory, cooler, condition, provenance and source revision.

Sources & further reading

  1. AMD processor specifications — AMD EPYC 9554Manufacturer catalog; search exact model and OPN.
  2. AMD support documentationManufacturer platform documents; verify motherboard BIOS separately.
  3. ServeTheHome — AMD EPYC 9004 Genoa Gaps Intel Xeon with 96 Cores WOWIndependent video review; treat as supplementary context, not primary manufacturer documentation.

Manufacturer documents take precedence. Family-level references may not resolve every stepping; verify the marking and motherboard CPU list.