M321RBJA0M22-CLP Samsung 256GB DDR5-6400 ECC RDIMM 4Rx4 1.1V Memory
256GBDDR5-6400RDIMM4Rx41.1V
SKU: M321RBJA0M22-CLP
$ 9,348
≈ €8039
🟢 100 pcs available · Lead time: 3-4 Days · Updated 1 Jun 2026
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Prices and availability may change and are confirmed on quotation.
Tier-1 Memory
Samsung, Micron & SK Hynix
Server Compatibility
Dell, HPE, Lenovo, Cisco and more
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Technical Support
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Overview
- Samsung M321RBJA0M22-CLP – 256GB DDR5-6400 ECC Registered DIMM
High-capacity, high-speed DDR5 server memory from Samsung, designed for AI inference, HPC workloads, and scalable cloud clusters. JEDEC PC5-51200R compliant. - Compatible with Major Server Brands
Built with Quad Rank x4 architecture, this Samsung RDIMM works flawlessly in servers from Dell, HPE, Lenovo, Cisco, and others that support DDR5-6400 ECC Registered memory. - Optimized Performance
Delivers 6400 MT/s with CL52 latency at 1.1V. - Genuine Samsung Quality
Manufacturer-grade reliability, backed by warranty. Trusted in datacenters, telecom networks, and enterprise IT environments worldwide.
M321RBJA0M22-CLP Specifications
| Manufacturer | Samsung |
|---|---|
| Part Number | M321RBJA0M22-CLP |
| Memory Size | 256GB |
| Memory Speed | DDR5-6400 |
| Memory Technology | DDR5 |
| Speed | 6400 |
| Rank and Organization | 4Rx4 |
| Rank Type | Quad Rank |
| Chip Organization | x4 |
| Error Correction (ECC) | ECC |
| CAS Latency | CL52 |
| DIMM Type | Registered |
| Form Factor | RDIMM |
| Voltage | 1.1V |
| Pins | 288 |
| Height | STD |
| JEDEC Specification | PC5-51200R |
| Temperature | 0°C to 95°C |
Compatible Systems
Same-Spec Alternatives
Alternative part numbers with matching key specifications.
| Picture | Part Number | Brand | Size | Speed | Form Factor | Ships In | Stock | Price | |
|---|---|---|---|---|---|---|---|---|---|
| Samsung | 256GB | DDR5-6400 | RDIMM | 100 |
Need help choosing between available part numbers? Contact us for pricing and availability.