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Catalog/Servers/Lenovo ThinkSystem SN550
Lenovo · Server

Lenovo ThinkSystem SN550 — supported memory

Which DDR4 RDIMM / LRDIMM modules fit the ThinkSystem SN550, and the compatible parts we track.

Memory support vendor documentation
GenerationDDR4
Form factorsRDIMM / LRDIMM
Max speedup to 2666 MT/s CPU-dependent
Flex System blade compute node, 2-socket 1st gen Intel Xeon Scalable (Skylake-SP). Up to 24 DIMM slots (12/CPU, 6 channels x 2 DPC). Lenovo TruDDR4 RDIMM / LRDIMM / 3DS RDIMM (no UDIMM, no RDIMM+LRDIMM mixing). Up to 2666 MHz, CPU-dependent (down to 2400/2133). Max per DIMM up to 128 GB (3DS RDIMM). Up to 3 TB (24x 128 GB 3DS RDIMM, 2 CPUs); >768 GB/CPU needs an M-suffix CPU.
Compatible memory we track 281 modules
ManufacturerPart numberSpecFit
Samsung M386A8K40BM1-CRC 64 GB · DDR4-2400 · LRDIMM · 4Rx4 ✓ Confirmed
Samsung M386A8K40BM2-CTD 64 GB · DDR4-2666 · LRDIMM · 4Rx4 ✓ Confirmed
Samsung M393A4K40BB2-CTD 32 GB · DDR4-2666 · RDIMM · 2Rx4 ✓ Confirmed
Samsung M393A4K40CB2-CTD 32 GB · DDR4-2666 · RDIMM · 2Rx4 ✓ Confirmed
SK hynix HMA41GR7AFR8N-UH 8 GB · DDR4-2400 · RDIMM · 2Rx8 ✓ Confirmed
SK hynix HMA42GR7AFR4N-TF 16 GB · DDR4-2133 · RDIMM · 2Rx4 ✓ Confirmed
SK hynix HMA82GR7CJR8N-VK 16 GB · DDR4-2666 · RDIMM · 2Rx8 ✓ Confirmed
Kingston 9932022-001.A00G 16 GB · DDR4-2133 · RDIMM · 2Rx4 Spec match
Kingston 9932022-003.A00G 16 GB · DDR4-2133 · RDIMM · 2Rx4 Spec match
Kingston 9932022-006.A00G 16 GB · DDR4-2133 · RDIMM · 2Rx4 Spec match
Kingston 9965589-008.E00G 16 GB · DDR4-2666 · RDIMM · 1Rx4 Spec match
Kingston 9965600-023.A00G 16 GB · DDR4-2133 · RDIMM · 2Rx4 Spec match
Kingston 9965600-033.A00G 16 GB · DDR4-2133 · RDIMM · 2Rx4 Spec match
Kingston 9965604-033.D00G 16 GB · DDR4-2400 · RDIMM · 2Rx8 Spec match
Kingston 9965640-006.A01G 32 GB · DDR4-2400 · RDIMM · 2Rx4 Spec match
Kingston 9965640-008.A01G 32 GB · DDR4-2400 · RDIMM · 2Rx4 Spec match
Kingston 9965640-033.C00G 32 GB · DDR4-2666 · RDIMM · 2Rx4 Spec match
Kingston 9965662-012.A01G 16 GB · DDR4-2133 · RDIMM · 2Rx4 Spec match
Kingston 9965662-12.A01G 16 GB · DDR4-2133 · RDIMM · 2Rx4 Spec match
Kingston 9965694-026.B00G 32 GB · DDR4-3200 · RDIMM · 2Rx4 Spec match
Kingston 9965757-040.A00G 64 GB · DDR4-3200 · RDIMM · 2Rx4 Spec match
Kingston 9995640-011.A00G 32 GB · DDR4-2400 · RDIMM · 2Rx4 Spec match
Kingston 9995754-033.A00G 32 GB · DDR4-3200 · RDIMM · 2Rx8 Spec match
Kingston 9995757-002.A00G 64 GB · DDR4-3200 · RDIMM · 2Rx4 Spec match
Kingston 9995757-003.A00G 64 GB · DDR4-3200 · RDIMM · 2Rx4 Spec match
Kingston 9995757-016.A00G 64 GB · DDR4-3200 · RDIMM · 2Rx4 Spec match
Kingston 9995757-044.A00G 64 GB · DDR4-3200 · RDIMM · 2Rx4 Spec match
Micron MTA144ASQ16G72LSZ-2S6 128 GB · DDR4-2666 · LRDIMM · 8Rx4 Spec match
Micron MTA18ADF4G72PZ-2G9B1TL 32 GB · DDR4-2933 · RDIMM · 1Rx4 Spec match
Micron MTA18ASF1G72PDZ-2G6 8 GB · DDR4-2666 · RDIMM · 2Rx8 Spec match
Micron MTA18ASF1G72PZ-2G1 8 GB · DDR4-2133 · RDIMM · 1Rx4 Spec match
Micron MTA18ASF2G72PDZ-2G3B1 16 GB · DDR4-2400 · RDIMM · 2Rx8 Spec match
Micron MTA18ASF2G72PDZ-2G3B1II 16 GB · DDR4-2400 · RDIMM · 2Rx8 Spec match
Micron MTA18ASF2G72PDZ-2G3B1IK 16 GB · DDR4-2400 · RDIMM · 2Rx8 Spec match
Micron MTA18ASF2G72PDZ-2G3D1QI 16 GB · DDR4-2400 · RDIMM · 2Rx8 Spec match
Micron MTA18ASF2G72PDZ-2G3D1QK 16 GB · DDR4-2400 · RDIMM · 2Rx8 Spec match
Micron MTA18ASF2G72PDZ-2G3D1SI 16 GB · DDR4-2400 · RDIMM · 2Rx8 Spec match
Micron MTA18ASF2G72PDZ-2G6 16 GB · DDR4-2666 · RDIMM · 2Rx8 Spec match
Micron MTA18ASF2G72PDZ-2G6D1 16 GB · DDR4-2666 · RDIMM · 2Rx8 Spec match
Micron MTA18ASF2G72PDZ-2G6D1QG 16 GB · DDR4-2666 · RDIMM · 2Rx8 Spec match
View all 281 compatible modules in the catalog →
Confirmed = listed in the vendor's memory documentation. Spec match = meets this platform's JEDEC requirements (generation, form factor, validated speed); interchangeability is spec-based, not per-server testing. How we verify →