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Technical Data Sheet
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03T7923 — Technical Data Sheet

LENOVO · 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 8Gb PC3-14900R 1866Mhz ECC REG SR x4 CAS-13 (1x8Gb) Memory Kit for ThinkServer - Option. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
03T7923
SPECIFICATIONS
Part Number03T7923
ManufacturerLENOVO
Capacity8GB
Speed1866MHz
FITS THESE MACHINES
Lenovo ThinkServer RD340
Lenovo ThinkServer RD440
Lenovo ThinkServer RD540
Lenovo ThinkServer RD640
Lenovo ThinkServer TD340
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: LENOVO CAP: 8GB SPEED: 1866MHz IBM 8Gb PC3-14900R 1866Mhz ECC REG SR x4 CAS-13 (1x8Gb)... TITLE COMPONENT PN 03T7923 MFR LENOVO IBM 8Gb PC3-14900R 186
KEY FEATURES
•
8GB Capacity
•
1866MHz Speed
TYPICAL APPLICATIONS
  • Server memory expansion for virtualization workloads
  • Database performance optimization (in-memory computing)
  • VDI and remote desktop session hosting
  • High-performance computing (HPC) clusters
  • Mail server and collaboration platform scaling
  • Application server tier expansion
SUBSTITUTES & CROSS-REFERENCES 1
4X70F28586CompatiblePARTNER
IBM 8Gb PC3-14900R 1866Mhz ECC REG SR x4 CAS-13 (1x8Gb) Memory Kit for ThinkServer - Option
compatible
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 1
4X70F28586SUBSTITUTE
IBM 8Gb PC3-14900R 1866Mhz ECC REG SR x4 CAS-13 (1x8Gb) Memory Kit for ThinkServer - FRU
LENOVO
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FREQUENTLY ASKED QUESTIONS
What is 03T7923?
03T7923 is a IBM 8Gb PC3-14900R 1866Mhz ECC REG SR x4 CAS-13 (1x8Gb) Memory Kit for ThinkServer - Option manufactured by LENOVO.
What parts can replace 03T7923?
There is 1 known substitute for 03T7923: 4X70F28586. Substitute compatibility should be verified for your specific system.
Is 03T7923 still available?
03T7923 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.