Technical Snapshot

The Supermicro 32GB DDR4-3200 2Rx8 ECC RDIMM is a server-grade DDR4 RDIMM memory module designed for enterprise servers and workstations. Running at 3,200 MT/s with CL22 timings at 1.2V, The module provides 32GB of DDR4 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
DDR4 RDIMM — Supermicro MEM-DR4 RDIMM (Supermicro Certified)
SUPERMICRO
Supermicro RAM
Supermicro MEM-DR4 RDIMM (Supermicro Certified)

Supermicro 32GB DDR4-3200 2Rx8 ECC RDIMM (MEM-DR432L-HL03-ER32)

DDR4 · RDIMM · 3,200 MT/s · 32GB

Memory transfer rate in megatransfers per second. Higher MT/s provides more bandwidth for CPU-bound workloads.
Speed 3,200 MT/s
Total kit capacity across all modules. Dual-channel kits double memory bandwidth.
Capacity 32GB
CAS Latency — the delay between a memory access request and data availability.
Latency CL22
Operating voltage. Higher voltage allows faster speeds but increases power and heat.
Voltage 1.2V
MPNMEM-DR432L-HL03-ER32
CategoryMemory
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Memory Specifications

Memory TypeDDR4
Form FactorRDIMM
Total Capacity32GB
Speed3,200 MT/s
CAS LatencyCL22
Voltage1.2V
ECCYes

Full Specifications

Data sourced from Supermicro product specifications
Memory
Product LineMEM-DR4 RDIMM (Supermicro Certified)
Memory TypeDDR4
Form FactorRDIMM
Total Capacity32GB
Module Count1
Module Capacity32GB
Speed3,200 MT/s
Timings & Voltage
CAS LatencyCL22
Voltage1.2V
ECCYes
Design
IC Typex8
Product
BrandSupermicro
MPNMEM-DR432L-HL03-ER32
Physical
Weight0.027 kg
Package Dimensions15 x 4.2 x 1 cm

Support

Supermicro Memory Compatibility ToolCheck motherboard compatibility for this module
Supermicro Support →
Supermicro 32GB DDR4-3200 2Rx8 ECC RDIMM DatasheetPDF · Technical specifications
Supermicro Support →
← Back to Memory Catalog

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Frequently Asked Questions

What motherboards are compatible with this memory?

The Supermicro 32GB DDR4-3200 2Rx8 ECC RDIMM requires a DDR4-compatible motherboard. Compatible platforms include AMD AM4 (B550, X570, B450, etc.) and Intel LGA 1700 (B660, Z690) or LGA 1200 (B560, Z590). DDR4 is NOT compatible with DDR5 slots — they use different pin configurations.

What speed does this memory run at?

The Supermicro 32GB DDR4-3200 2Rx8 ECC RDIMM runs at 3,200 MT/s with CL22 timings. This is a JEDEC standard speed that works automatically without BIOS configuration.

Can I add more memory later?

Yes, the Supermicro 32GB DDR4-3200 2Rx8 ECC RDIMM is a single 32GB module. You can add additional compatible DDR4 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 Supermicro 32GB DDR4-3200 2Rx8 ECC RDIMM 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 Supermicro support website for compatibility tools, firmware updates, and technical documentation for the Supermicro 32GB DDR4-3200 2Rx8 ECC RDIMM.

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Product: Supermicro 32GB DDR4-3200 2Rx8 ECC RDIMM
MPN: MEM-DR432L-HL03-ER32
Schemas: Product + BreadcrumbList
Properties: 11 additionalProperty entries
Related: 4 isRelatedTo links