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Technical Data Sheet
PartsTable / PROCESSOR / 455274-003
455274-003 ✓ Verified by PartsTable
HPE · PROCESSOR · INTEL_XEON
WHAT YOU NEED TO KNOW
Intel Xeon processors — standard item. Cross-sell heatsink and fan.
PRODUCT OVERVIEW

Intel Xeon E5430 Quad-Core 64-bit processor - 2.66GHz (Harpertown, 12MB Level-2 cache, 1333MHz front side bus, 80 watt thermal design power (TDP), LGA771 socket) - Includes thermal grease and alcohol pad. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-01-564-5848, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
PROCESSOR→ INTEL_XEON→ 455274-003
NSN: 5998-01-564-5848
FSC: 5998 — CIRCUIT CARD ASSEMBLY
CAGE: 28480 — HEWLETT-PACKARD COMPANY DBA HP (USA)
SPECIFICATIONS
Part Number455274-003
ManufacturerHPE
Capacity12MB
Speed1333MHz
NSN5998-01-564-5848
COMPONENT DIAGRAM
PIN 1 SERVER CPU PROCESSOR LGA/SP SOCKET 76.0 mm 56.5 mm LGA/SP SOCKET — Server CPU Pin 1 alignment triangle IHS — Nickel-plated copper Thermal interface to heatsink TDP — 35W to 400W Bronze / Silver / Gold / Platinum CONTACT — LGA pads Socket-side pins (not on CPU) TITLE SERVER CPU PN 455274-003 MFR HPE Intel Xeon E5430 Quad-Core 64-bit proces
KEY FEATURES
•
12MB Capacity
•
1333MHz Speed
•
FUNCTIONAL DESCRIPTION: CIRCUIT CARD ASSEMBLY
TYPICAL APPLICATIONS
  • Server power supply replacement (failed or degraded)
  • Redundant power upgrade for high-availability
  • Power capacity upgrade for GPU or expansion configurations
  • Hot-swap power maintenance in production environments
  • Spare inventory for break-fix operations
TECHNICAL CHARACTERISTICS (FLIS)
FUNCTIONAL DESCRIPTIONCIRCUIT CARD ASSEMBLY
END ITEM IDENTIFICATION400606-B21 (28480), SERVER, ML370R05 2.66 GHZ GHz
SPECIAL FEATURESIC, UP, HARPERTOWN 2.66GHZ/1333MHZ GHz
PART NAME ASSIGNED BY CONTROLLING AGENCYQUADCORE, E5430/2.66
FUNCTIONAL DESCRIPTIONCIRCUIT CARD ASSEMBLY
END ITEM IDENTIFICATION400606-B21 (28480), SERVER, ML370R05 2.66 GHZ GHz
SPECIAL FEATURESIC, UP, HARPERTOWN 2.66GHZ/1333MHZ GHz
PART NAME ASSIGNED BY CONTROLLING AGENCYQUADCORE, E5430/2.66
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
458414-L21Interchangeable
Same NIIN cross-reference
interchangeable
458414-B21Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 455274-003?
455274-003 is a Intel Xeon E5430 Quad-Core 64-bit processor - 2.66GHz (Harpertown, 12MB Level-2 cache, 1333MHz front side bus, 80 watt thermal design power (TDP), LGA771 socket) - Includes thermal grease and alcohol pad manufactured by HPE. It is classified as a PROCESSOR (INTEL_XEON).
What parts can replace 455274-003?
There are 2 known substitutes for 455274-003: 458414-L21, 458414-B21. Substitute compatibility should be verified for your specific system.
What is the NSN for 455274-003?
455274-003 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-01-564-5848. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026