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Technical Data Sheet
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00LA921 — 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 16Gb PC3L-12800R 1600Mhz ECC REG DR x4 CAS-11 LV (1x16Gb) 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
00LA921
SPECIFICATIONS
Part Number00LA921
ManufacturerLENOVO
Capacity16GB
Speed1600MHz
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: 16GB SPEED: 1600MHz IBM 16Gb PC3L-12800R 1600Mhz ECC REG DR x4 CAS-11 LV (1... TITLE COMPONENT PN 00LA921 MFR LENOVO IBM 16Gb PC3L-12800R 1
KEY FEATURES
•
16GB Capacity
•
1600MHz 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 2
0C19535CompatiblePARTNER
IBM 16Gb PC3L-12800R 1600Mhz ECC REG DR x4 CAS-11 LV (1x16Gb) Memory Kit for ThinkServer - Option
compatible
03T7754CompatiblePARTNER
IBM 16Gb PC3L-12800R 1600Mhz ECC REG DR x4 CAS-11 LV (1x16Gb) Memory Kit for ThinkServer - FRU
compatible
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 2
03T7754SUBSTITUTE
IBM 16Gb PC3L-12800R 1600Mhz ECC REG DR x4 CAS-11 LV (1x16Gb) Memory Kit for ThinkServer - FRU
LENOVO
0C19535SUBSTITUTE
IBM 16Gb PC3L-12800R 1600Mhz ECC REG DR x4 CAS-11 LV (1x16Gb) Memory Kit for ThinkServer - FRU
LENOVO
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FREQUENTLY ASKED QUESTIONS
What is 00LA921?
00LA921 is a IBM 16Gb PC3L-12800R 1600Mhz ECC REG DR x4 CAS-11 LV (1x16Gb) Memory Kit for ThinkServer - Option manufactured by LENOVO.
What parts can replace 00LA921?
There are 2 known substitutes for 00LA921: 0C19535, 03T7754. Substitute compatibility should be verified for your specific system.
Is 00LA921 still available?
00LA921 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.