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Technical Data Sheet
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43X5391 — Technical Data Sheet

IBM · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

IBM CPU Kit X5670 X2.93Ghz-12Mb/1333 6C 95W. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
43X5391
SPECIFICATIONS
Part Number43X5391
ManufacturerIBM
Capacity12MB
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All IBM machines and parts
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: IBM CAP: 12MB IBM CPU Kit X5670 X2.93Ghz-12Mb/1333 6C 95W TITLE COMPONENT PN 43X5391 MFR IBM IBM CPU Kit X5670 X2.9
KEY FEATURES
•
12MB Capacity
TYPICAL APPLICATIONS
  • Enterprise virtualization host density upgrades
  • Database server performance scaling
  • AI/ML inference workloads
  • High-performance computing (HPC) clusters
SUBSTITUTES & CROSS-REFERENCES 2
49Y7038CompatiblePARTNER
IBM CPU Kit X5670 X2.93Ghz-12Mb/1333 6C 95W
compatible
0A36181CompatiblePARTNER
IBM CPU Kit X5670 X2.93Ghz-12Mb/1333 6C 95W
compatible
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 2
0A36181SUBSTITUTE
IBM CPU Kit X5670 X2.93Ghz-12Mb/1333 6C 95W
IBM
49Y7038SUBSTITUTE
IBM CPU Kit X5670 X2.93Ghz-12Mb/1333 6C 95W
IBM
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FREQUENTLY ASKED QUESTIONS
What is 43X5391?
43X5391 is a IBM CPU Kit X5670 X2.93Ghz-12Mb/1333 6C 95W manufactured by IBM.
What parts can replace 43X5391?
There are 2 known substitutes for 43X5391: 49Y7038, 0A36181. Substitute compatibility should be verified for your specific system.
Is 43X5391 still available?
43X5391 is currently Unknown.
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PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.