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46W0670 — Memory Specs & Substitutes

LENOVO · MEMORY · RDIMM
WHAT YOU NEED TO KNOW
Memory is a hot market right now. DDR5 and DDR4 are extremely volatile with data centers driving availability to extreme lows. Always validate machine type and model. Remember: all RAM is Hynix, Samsung, or Micron underneath OEM labels — use that to find alternatives. Key checks: Double-check what you're quoting in volatile market.
HOT market — DDR5/DDR4 extremely volatile
PRODUCT OVERVIEW

Memory offerings let you upgrade your system's standard memory capacity to improve overall PC system performance. Adding additional memory is a cost-effective way to help boost your system's performance and enhance its ability to run more programs simultaneously. 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→ 46W0670
SPECIFICATIONS
ECCYes
CAS latency13
Component forPC/Server
Memory voltage1.5 V
Internal memory16 GB
Memory clock speed1866 MHz
Memory form factor240-pin DIMM
Internal memory typeDDR3
FITS THESE MACHINES
Lenovo System x IBM System x3650 M4
Lenovo System x3500 M4
Lenovo System x3550 M4
Lenovo System x3650 HD M4
Lenovo System x3750 M4
Lenovo System x3755 M3
COMPONENT DIAGRAM
ECC 16GB 2Rx4 PC3 — RDIMM LENOV NOTCH ~133.35 mm DDR3 RDIMM | 16GB | — | PC3 Notch position = DDR3 generation | DDR3/DDR4/DDR5 physically incompatible RDIMM = Registered (servers) | LRDIMM = Load-Reduced | UDIMM = Unbuffered TITLE DDR3 RDIMM PN 46W0670 MFR LENOVO 16GB —
KEY FEATURES
•
Up to 16 GB
•
DDR3 Interface
•
16GB Capacity
•
DDR3 Memory
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 5
00D5048SubstituteBROKER-VERIFIED
LENOVO 16 GB (Dual-Rank x4)1.5V PC3-14900 CL13 ECC DDR3 1866
substitute
47J0225SubstituteBROKER-VERIFIED
LENOVO 16 GB (Dual-Rank x4)1.5V PC3-14900 CL13 ECC DDR3 1866
substitute
00D5047CompatiblePARTNER
IBM 16Gb PC3-14900R 1866Mhz ECC REG DR x4 CAS-13 (1x16Gb) Memory Kit Intel v1/v2 for M4 - SBB
compatible
00D5049CompatiblePARTNER
IBM 16Gb PC3-14900R 1866Mhz ECC REG DR x4 CAS-13 (1x16Gb) Memory Kit Intel v1/v2 for M4 - PPN
compatible
00FE685CompatiblePARTNER
IBM 16Gb PC3-14900R 1866Mhz ECC REG DR x4 CAS-13 (1x16Gb) Memory Kit Intel v1/v2 for M4 - Option
compatible
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 5
00D5047SUBSTITUTE
IBM 16Gb PC3-14900R 1866Mhz ECC REG DR x4 CAS-13 DIMM - FRU
IBM
00D5048SUBSTITUTE
IBM 16Gb PC3-14900R 1866Mhz ECC REG DR x4 CAS-13 DIMM - FRU
IBM
00D5049SUBSTITUTE
IBM 16Gb PC3-14900R 1866Mhz ECC REG DR x4 CAS-13 DIMM - FRU
IBM
00FE685SUBSTITUTE
IBM 16Gb PC3-14900R 1866Mhz ECC REG DR x4 CAS-13 DIMM - FRU
IBM
47J0225SUBSTITUTE
IBM 16Gb PC3-14900R 1866Mhz ECC REG DR x4 CAS-13 DIMM - FRU
IBM
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FREQUENTLY ASKED QUESTIONS
What is 46W0670?
46W0670 is a LENOVO 16 GB (Dual-Rank x4)1.5V PC3-14900 CL13 ECC DDR3 1866 manufactured by LENOVO. It is classified as a MEMORY (RDIMM).
What parts can replace 46W0670?
There are 5 known substitutes for 46W0670: 00D5048, 47J0225, 00D5047 and 2 more. Substitute compatibility should be verified for your specific system.
Is 46W0670 still available?
46W0670 is currently Unknown.
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