Technical Snapshot

The Kingston Server Premier 64GB DDR5-6400 ECC Registered RDIMM 2Rx4 is a server-grade DDR5 RDIMM memory module designed for enterprise servers and workstations. Running at 6,400 MT/s with CL52 timings at 1.1V, The module provides 64GB of DDR5 memory . this module targets server deployments, virtualization hosts, and high-availability computing environments requiring ECC error correction.

Use Case
Server deployments, virtualization, high-availability computing
Compatibility
RDIMM-compatible server motherboard
Category
DDR5 RDIMM — Kingston Server Premier
KINGSTON
Kingston RAM
Kingston Server Premier

Kingston Server Premier 64GB DDR5-6400 ECC Registered RDIMM 2Rx4 (KSM64R52BD4-64MH)

DDR5 · RDIMM · 6,400 MT/s · 64GB

Memory transfer rate in megatransfers per second. Higher MT/s provides more bandwidth for CPU-bound workloads.
Speed 6,400 MT/s
Total kit capacity across all modules. Dual-channel kits double memory bandwidth.
Capacity 64GB
CAS Latency — the delay between a memory access request and data availability.
Latency CL52
Operating voltage. Higher voltage allows faster speeds but increases power and heat.
Voltage 1.1V
MPNKSM64R52BD4-64MH
EAN740617360363
CategoryMemory
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Memory Specifications

Memory TypeDDR5
Form FactorRDIMM
Total Capacity64GB
Speed6,400 MT/s
CAS LatencyCL52
Voltage1.1V
ECCYes

Full Specifications

Data sourced from Kingston product specifications
Memory
Product LineServer Premier
Memory TypeDDR5
Form FactorRDIMM
Total Capacity64GB
Module Count1
Module Capacity64GB
Speed6,400 MT/s
Timings & Voltage
CAS LatencyCL52
Voltage1.1V
ECCYes
Design
IC Type40x 4Gb x4 FBGA (8G x80-bit)
Product
BrandKingston
MPNKSM64R52BD4-64MH
EAN740617360363
Variant2Rx4
Physical
Weight0.091 kg
Package Dimensions14 x 8 x 1 cm (estimated)

Support

Kingston Memory Compatibility ToolCheck motherboard compatibility for this module
Kingston Support →
Kingston Server Premier 64GB DDR5-6400 ECC Registered RDIMM 2Rx4 DatasheetPDF · Technical specifications
Kingston Support →
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Frequently Asked Questions

What systems is this memory compatible with?

The Kingston Server Premier 64GB DDR5-6400 ECC Registered RDIMM 2Rx4 is RDIMM server memory with ECC error correction. It requires a server or workstation motherboard with RDIMM support. NOT compatible with standard desktop motherboards. Check your server's QVL (Qualified Vendor List) for compatibility.

What speed does this memory run at?

The Kingston Server Premier 64GB DDR5-6400 ECC Registered RDIMM 2Rx4 runs at 6,400 MT/s with CL52 timings. This is a JEDEC standard speed that works automatically without BIOS configuration.

Can I add more memory later?

Yes, the Kingston Server Premier 64GB DDR5-6400 ECC Registered RDIMM 2Rx4 is a single 64GB module. You can add additional compatible DDR5 RDIMM modules to populate empty slots. For best performance, use matched modules of the same speed and capacity to enable dual-channel mode.

Does this memory support ECC error correction?

Yes, the Kingston Server Premier 64GB DDR5-6400 ECC Registered RDIMM 2Rx4 includes ECC (Error-Correcting Code) support, which detects and corrects single-bit memory errors. This is essential for servers, workstations, and mission-critical applications where data integrity is paramount.

Where can I find technical support?

Visit the Kingston support website for compatibility tools, firmware updates, and technical documentation for the Kingston Server Premier 64GB DDR5-6400 ECC Registered RDIMM 2Rx4.

JSON-LD Structured Data — Product + Breadcrumb
Product: Kingston Server Premier 64GB DDR5-6400 ECC Registered RDIMM 2Rx4
MPN: KSM64R52BD4-64MH
Schemas: Product + BreadcrumbList
Properties: 11 additionalProperty entries
Related: 4 isRelatedTo links