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Technical Data Sheet
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44X3390 — Technical Data Sheet

LENOVO · MOTHERBOARD
WHAT YOU NEED TO KNOW
System board replacement = re-license iLO/DRAC (license tied to board) Board determines max CPU gen, max memory speed, PCIe lanes
Server generation MUST match — Gen9 board ≠ Gen10 board
PRODUCT OVERVIEW

System Board,without coin battery. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
44X3390
SPECIFICATIONS
Part Number44X3390
ManufacturerLENOVO
FITS THESE MACHINES
Lenovo System x x3690 X5
COMPONENT DIAGRAM
CPU 0 LGA 4677 PRIMARY CPU 1 LGA 4677 OPTIONAL VRM PHASE 0 VRM PHASE 1 DIMM (CPU0) DIMM (CPU1) PCIe RISERS RISER 1 (x16) RISER 2 (x8) RISER 3 (x8) iLO / BMC MGMT PORT PCH CHIPSET SATA / NVMe / OCP USB · TPM · CTRL SLOT POWER · FRONT PANEL · FAN HEADERS System Board | Dual Socket | 12x DIMM | 3x PCIe Riser | iLO/BMC | SATA/NVMe/OCP TITLE SYSTEM BOARD PN 44X3390 MFR LENOVO System Board,without coin battery
TYPICAL APPLICATIONS
  • RAID cache protection during power loss events
  • Write-back cache enablement for storage controllers
  • Enterprise server data integrity assurance
  • Hot-swap battery/capacitor replacement in production
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE

No lifecycle data available.

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FREQUENTLY ASKED QUESTIONS
What is 44X3390?
44X3390 is a System Board,without coin battery manufactured by LENOVO.
Is 44X3390 still available?
44X3390 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.