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[ KINGSTON SERVER PREMIER // MODEL RECORD ]

KSM32RD4/64SC

Kingston's 64 GB Server Premier DDR4 Registered DIMM is intended for qualified server memory subsystems. ECC capability does not make this registered module compatible with every ECC-capable workstation.

Original schematic illustration of Kingston KSM32RD4/64SC, a 64 GB DDR4 RDIMM
LOCAL MODEL SCHEMATIC // NOT TO SCALE

Model specifications

Capacity / module64 GB; 288-pin DDR4 DIMM
Rank / chip organization2Rx4 dual rank; x72 module organization (64 data + 8 ECC bits), using x4 DRAM devices.
Speed / JEDECDDR4-3200, 3200 MT/s (PC4-25600R); JEDEC CL22-22-22.
Voltage1.2 V nominal VDD/VDDQ.
ECC / bufferingECC Registered DIMM (RDIMM) with registered command/address bus.
Platform compatibilityRequires a system validated for 64 GB 2Rx4 DDR4 RDIMMs, capacity per channel and 3200 MT/s operation. Intel Xeon Scalable 3rd Gen supports DDR4 up to 3200 MT/s; the board's QVL, BIOS and CPU/DIMM population rules remain decisive. Never infer SKU qualification from CPU family alone.

Service and compatibility notes

  • Check the server service manual for supported RDIMM capacities, rank/density, slots and channel order; registered and unbuffered DIMMs are different electrical classes.
  • Mixed-speed populations normally operate at the supported common rate; follow the system vendor's rules.
  • Retain the full module label and SPD dump to distinguish revisions and document ECC/error-counter observations.

Manufacturer & standards sources

  1. Kingston — KSM32RD4/64SC product datasheetModel-level capacity, organization, timing and voltage reference.
  2. Kingston — Server Premier memory product familyManufacturer product-family source.
  3. Intel — Xeon Gold 6338 specificationsDDR4 CPU memory-controller context; no exact-DIMM QVL claim.
  4. JEDEC — JESD79-4 DDR4 SDRAM standard