Xeon Legacy (Pre-E5) — Cross-Brand Comparison
Compare xeon legacy (pre-e5) across 2 server brands. Same component type, different OEM part numbers — all in one place.
About Xeon Legacy (Pre-E5)
ICD cross-references enterprise server components across Dell, HPE, Lenovo, Cisco, IBM, and Supermicro. The Xeon Legacy (Pre-E5) is a component category where ICD maintains equivalent part inventory across multiple OEM brands.
Cross-referencing guidance
When cross-referencing server components: (1) confirm form factor and connector compatibility, (2) verify OEM firmware requirements (some components are firmware-locked to a specific brand), (3) check warranty and support implications (mixing OEM and non-OEM parts may affect manufacturer support contracts). ICD engineers validate every cross-reference against your target server platform before quoting.
Brands ICD cross-references for this component
ICD maintains inventory and engineering expertise across all major server OEMs. Even when our public catalog has limited entries for the Xeon Legacy (Pre-E5), our team can source verified-compatible equivalents from these brands:
- Dell EMC — PowerEdge, PowerVault, PowerStore, PowerScale, Unity platforms
- HPE — ProLiant, Synergy, Apollo, MSA, Nimble, Aruba
- Lenovo — ThinkSystem SR/HR, ThinkAgile, Storage DS-series
- Cisco — UCS B/C/S-series, Nexus, MDS
- IBM — System x (legacy), Power systems, FlashSystem
- Supermicro — TwinPro, BigTwin, FatTwin, SuperBlade platforms
- NetApp — FAS, AFF, E-Series controllers and shelves
ICD cross-reference workflow
Submit any server part number and the target chassis it should fit. ICD engineering validates: (a) OEM cross-reference matrix, (b) physical and electrical compatibility, (c) firmware revision requirements, (d) warranty and support implications of mixing brands. Quote returns within 4 business hours with verified-compatible equivalents and pricing across multiple OEM tiers (OEM-genuine, OEM-refurbished, certified-equivalent).
Cross-reference your Xeon Legacy (Pre-E5) across brands
Send us the OEM part number you have. ICD identifies the cross-brand equivalents and ships from the brand-tier that matches your budget and warranty needs.
Find My Cross-ReferenceHPE — Xeon Legacy (Pre-E5)

138662-001 HP ML570R P3 700MHZ 512MB G1

157825-001 HP Pentium III Voltage Regulator Module

167121-001 HP P3 Xeon 800MHZ ML530 G1

179616 HPE Intel Xeon Piii 700MHZ Processor DL580 DL570

180286-001 HP ML530R G2 Xeon 1-GB 2.4GHZ Rack

201201-001 HP DL580R G2 Xeon 1.4GHZ 1-GB Rack Server

226775 HPE B21 Intel Xeon 1 4GHZ 512KB Processor Kit for DL580 G2

226775-B21 HP Piii 1.4GHZ 512 CPU DL580 G2
IBM — Xeon Legacy (Pre-E5)

00E2733 IBM Dual Processor System Backplane

00E3126 IBM Dual Processor System Backplane

00E3133 IBM Dual Processor System Backplane

00E7689 IBM Processor VRM for 8248 8408 9109

00FX414 IBM Processor VRM for 8248 8408 9109

00P1666 IBM 340MHZ 1 Way RS64 II Processor Card

00P2728 IBM 5133 7028 1 2GHZ 1 Way POWER4 Processor

00P2977 IBM 1 0GHZ 2 Way POWER4 Processor
Related Cross-References
Need the exact equivalent?
Send us any server part number and our engineers will identify the exact equivalent across all major brands.
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