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46W0798 — Memory Specs & Substitutes

IBM · 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
IBM 16GB PC4-2133P-R 2RX4 DDR4-17000R

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→ 46W0798
SPECIFICATIONS
ECCYes
CAS latency15
Component forPC/Server
Memory voltage1.2 V
Internal memory16 GB
Memory clock speed2133 MHz
Memory form factor288-pin DIMM
Buffered memory typeRegistered (buffered)
Internal memory typeDDR4
Harmonized System (HS) code84733020
Memory layout (modules x size)1 x 16 GB
FITS THESE MACHINES
Lenovo NeXtScale nx360 M5
Lenovo NeXtScale nx360 DWC M5
Lenovo System x3500 M5
Lenovo System x3550 M5
Lenovo System x3650 M5
COMPONENT DIAGRAM
ECC 16GB 2Rx4 PC4 2133MHz RDIMM IBM NOTCH ~133.35 mm DDR4 RDIMM | 16GB | 2133MHz | PC4 Notch position = DDR4 generation | DDR3/DDR4/DDR5 physically incompatible RDIMM = Registered (servers) | LRDIMM = Load-Reduced | UDIMM = Unbuffered TITLE DDR4 RDIMM PN 46W0798 MFR IBM 16GB 2133MHz
KEY FEATURES
•
Up to 16 GB
•
DDR4 Interface
•
16GB Capacity
•
2133MHz Speed
•
DDR4 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 6
46W0796SubstituteBROKER-VERIFIED
IBM 16 GB (Dual-Rank x4) 1.2 V PC4-17000 2133 MHz DDR4 RDIMM
substitute
46W0797SubstituteBROKER-VERIFIED
IBM 16GB PC4-2133P-R 2Rx4 DDR4-17000r
substitute
47J0253SubstituteBROKER-VERIFIED
Lenovo 16GB (1*16GB) PC4-17000 2RX4 DDR4 CL15 MEMORY
substitute
00FM012CompatiblePARTNER
IBM 16Gb PC4-2133P-R ECC REG DR x4 CAS-15 (1x16Gb) Memory Kit for M5 / x3850/x3950 X6 - Option
compatible
01DE984CompatiblePARTNER
IBM 16Gb PC4-2133P-R ECC REG DR x4 CAS-15 (1x8Gb) Samsung Memory Kit - SBB
compatible
46W0795CompatiblePARTNER
IBM 16Gb PC4-2133P-R ECC REG DR x4 CAS-15 (1x16Gb) Memory Kit for M5 / x3850/x3950 X6 - SBB
compatible
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 5
00FM012SUBSTITUTE
IBM 16Gb PC4-2133P-R ECC REG DR x4 CAS-15 DIMM - FRU
IBM
01DE984SUBSTITUTE
IBM 16Gb PC4-2133P-R ECC REG DR x4 CAS-15 DIMM - FRU
IBM
46W0795SUBSTITUTE
IBM 16Gb PC4-2133P-R ECC REG DR x4 CAS-15 DIMM - FRU
IBM
46W0796SUBSTITUTE
IBM 16Gb PC4-2133P-R ECC REG DR x4 CAS-15 DIMM - FRU
IBM
47J0253SUBSTITUTE
IBM 16Gb PC4-2133P-R ECC REG DR x4 CAS-15 DIMM - FRU
IBM
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FREQUENTLY ASKED QUESTIONS
What is 46W0798?
46W0798 is a IBM 16GB PC4-2133P-R 2Rx4 DDR4-17000r manufactured by IBM. It is classified as a MEMORY (RDIMM).
What parts can replace 46W0798?
There are 6 known substitutes for 46W0798: 46W0796, 46W0797, 47J0253 and 3 more. Substitute compatibility should be verified for your specific system.
Is 46W0798 still available?
46W0798 is currently Unknown.
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