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Technical Data Sheet
PartsTable / PROCESSOR / 457877-001
457877-001 ✓ Verified by PartsTable
HP · PROCESSOR · INTEL_XEON
WHAT YOU NEED TO KNOW
Intel Xeon processors — standard item. Cross-sell heatsink and fan.
PRODUCT OVERVIEW

<b>Performance. Efficiency. Agility.</b><br>Intel’s newest dual-core processor for dual processor (DP) servers and workstations delivers a new level of energy-efficient performance from the innovative Intel® Core™ microarchitecture, optimized for low-power, dual-core, 64-bit computing.<br><br>The Dual-Core Intel Xeon processor 5100 series is ideal for intense computing environments, 32-bit and 64-bit business-critical applications and high-end workstations.

Combined with the Intel® 5000 chipset family and Fully Buffered DIMM (FBDIMM) technology, the new Dual-Core Intel Xeon processor 5100 series-based platforms are expected to deliver up to 3 times the performance and 3.5 times the performance/watt of previous-generation single-core Intel® Xeon® processors. The new Dual-Core Intel Xeon processor 5100 series-based platforms are expected to deliver up to 2.25 times the performance and 2.35 times the performance/watt of previous-generation dual-core Intel Xeon processors.<br><br>The Dual- 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.

WHERE IT FITS
PROCESSOR→ INTEL_XEON→ 457877-001
NSN: 5998-01-564-5848
FSC: 5998 — CIRCUIT CARD ASSEMBLY
CAGE: 28480 — HEWLETT-PACKARD COMPANY DBA HP (USA)
SPECIFICATIONS
Part Number457877-001
ManufacturerHP
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 457877-001 MFR HP HP Intel Xeon E5430 Quad-Core 64-bit pro
KEY FEATURES
•
FUNCTIONAL DESCRIPTION: CIRCUIT CARD ASSEMBLY
TYPICAL APPLICATIONS
  • Enterprise virtualization host density upgrades
  • Database server performance scaling
  • AI/ML inference workloads
  • High-performance computing (HPC) clusters
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 3
458414-L21Interchangeable
Same NIIN cross-reference
interchangeable
455274-003Interchangeable
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 457877-001?
457877-001 is a HP Intel Xeon E5430 Quad-Core 64-bit processor - 2.66GHz manufactured by HP. It is classified as a PROCESSOR (INTEL_XEON).
What parts can replace 457877-001?
There are 3 known substitutes for 457877-001: 458414-L21, 455274-003, 458414-B21. Substitute compatibility should be verified for your specific system.
What is the NSN for 457877-001?
457877-001 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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PartsTable Design LLC · partstable.com
Last verified: July 2026