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Memory

  • 16 independent channels with interleaved feature

  • 8 channels per CPU, 2 DIMM per channel(DPC)

    • Slot 1–16: CPU 1

    • Slot 17–32: CPU 2

ParameterRDIMMPerformance+ RDIMM3DS RDIMM
GenerationTruDDR4TruDDR4TruDDR4
Rank2R2R2S2R/2S4R
Speed3200 MHz3200 MHz3200 MHz/2933 MHz
Voltage1.2 V1.2 V1.2 V
DRAM data widthx4/x8x4/x8x4
DRAM density8 Gbit/16 Gbit16 Gbit16 Gbit
DIMM capacity16 GB/32 GB/64 GB32 GB/64 GB128 GB/256 GB
Maximum memory
  • 1 CPU: 1 TB

  • 2 CPUs: 2 TB

  • 1 CPU: 512 GB

  • 2 CPUs: 2 TB

  • 1 CPU: 4 TB

  • 2 CPUs: 8 TB

Minimum memory
  • 1 CPU: 16 GB

  • 2 CPUs: 32 GB

  • 1 CPU: 32 GB

  • 2 CPUs: 64 GB

  • 1 CPU: 128 GB

  • 2 CPUs: 256 GB

Note
  • The operating speed and total memory capacity depend on the processor model and UEFI settings.

  • For a list of supported DIMMs, see: Lenovo ServerProven website.