PartsTable
Technical Data Sheet
Download PDF

7X77A01304 — Lenovo 32GB TruDDR4 2666 MHz (2Rx4 1.2V) RDIMM

LENOVO · MEMORY · RDIMM
PRODUCT OVERVIEW

7X77A01304: Lenovo 32GB TruDDR4 2666 MHz (2Rx4 1.2V) RDIMM.

Lenovo 32GB TruDDR4 2666 MHz (2Rx4 1.2V) RDIMM. Key specifications include Component for: PC/Server, Memory voltage: 1.2 V, Internal memory: 32 GB, Memory clock speed: 2666 MHz, Memory form factor: RDIMM, Buffered memory type: Registered (buffered). Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MEMORY→ RDIMM→ 7X77A01304
SPECIFICATIONS
Component forPC/Server
Memory voltage1.2 V
Internal memory32 GB
Memory clock speed2666 MHz
Memory form factorRDIMM
Buffered memory typeRegistered (buffered)
Internal memory typeDDR4
Harmonized System (HS) code84733020
MORE FROM LENOVO
Popular Lenovo machine pages — browsing only, not a fit claim for 7X77A01304.
ThinkSystem SR650 V1 ThinkSystem SR650 V2 ThinkSystem SR630 V1 ThinkSystem SR630 V2 System x3650 M5 System x3550 M5 ThinkServer RD550 System x IBM System x3650 M4 ThinkServer RD650 SD530 System x3500 M4 ThinkServer RD350
All Lenovo machines and parts
COMPONENT DIAGRAM
ECC 32GB 2Rx4 PC4 2666MHz RDIMM LENOV NOTCH ~133.35 mm DDR4 RDIMM | 32GB | 2666MHz | PC4 Notch position = DDR4 generation | DDR3/DDR4/DDR5 physically incompatible RDIMM = Registered (servers) | LRDIMM = Load-Reduced | UDIMM = Unbuffered TITLE DDR4 RDIMM PN 7X77A01304 MFR LENOVO 32GB 2666MHz
KEY FEATURES
•
Up to 32 GB
•
DDR4 Interface
•
32GB Capacity
•
2666MHz 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 9
01DE974SubstituteBROKER-VERIFIED
Lenovo 32GB TruDDR4 2666 MHz (2Rx4 1.2V) RDIMM
substitute
01KN339CompatiblePARTNER
IBM 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 DIMM for ThinkSystem - FRU
compatible
01PE680CompatiblePARTNER
IBM 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 DIMM for ThinkSystem - FRU
compatible
SM30K02153CompatiblePARTNER
IBM 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 DIMM for ThinkSystem - P/N
compatible
SM30L13368CompatiblePARTNER
IBM 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 DIMM for ThinkSystem - P/N
compatible
4X77A13364CompatiblePARTNER
IBM 32Gb PC4-2666V-R ECC REG DR x4 DIMM for ThinkSystem - Option
compatible
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 9
SM30K02153SUBSTITUTE
IBM 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 (1x32Gb) Memory Kit for ThinkSystem - Option
LENOVO
SM30L13368SUBSTITUTE
IBM 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 (1x32Gb) Memory Kit for ThinkSystem - Option
LENOVO
SM37A19022SUBSTITUTE
IBM 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 (1x32Gb) Memory Kit for ThinkSystem - Option
LENOVO
01DE974SUBSTITUTE
IBM 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 (1x32Gb) Memory Kit for ThinkSystem - Option
LENOVO
01KN339SUBSTITUTE
IBM 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 (1x32Gb) Memory Kit for ThinkSystem - Option
LENOVO
01PE569SUBSTITUTE
IBM 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 (1x32Gb) Memory Kit for ThinkSystem - Option
LENOVO
01PE680SUBSTITUTE
IBM 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 (1x32Gb) Memory Kit for ThinkSystem - Option
LENOVO
4X77A13364SUBSTITUTE
IBM 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 (1x32Gb) Memory Kit for ThinkSystem - Option
LENOVO
4ZC7A08717SUBSTITUTE
IBM 32Gb PC4-2666V-R ECC REG DR x4 CAS-19 (1x32Gb) Memory Kit for ThinkSystem - Option
LENOVO
Ready to buy 7X77A01304?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 7X77A01304?
7X77A01304 is a Lenovo 32GB TruDDR4 2666 MHz (2Rx4 1.2V) RDIMM manufactured by LENOVO. It is classified as a MEMORY (RDIMM).
What parts can replace 7X77A01304?
There are 9 known substitutes for 7X77A01304: 01DE974, 01KN339, 01PE680 and 6 more. Substitute compatibility should be verified for your specific system.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 7X77A01304

✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.