The Samsung M321R2GA3BB6-CQK 16GB DDR5-4800 RDIMM is a high-volume server memory SKU we stock specifically for resellers, system integrators, and IT procurement teams building enterprise server, workstation, and data center platforms. As a registered ECC module, it requires an RDIMM-capable platform and cannot be deployed alongside unbuffered desktop memory or DDR4-class modules. Bulk buyers benefit from our consistent sourcing from authorized channels, with batch and date-code consistency available on request for integration projects that require homogeneous module populations.
Product specifications
| Parameter | Specification |
|---|---|
| Brand | Samsung |
| Part Number | M321R2GA3BB6-CQK |
| Memory Type | DDR5 ECC Registered DIMM (RDIMM) |
| Capacity | 16GB |
| Speed | DDR5-4800 / PC5-38400 |
| Data Transfer Rate | 4800 MT/s |
| Rank Configuration | 1Rx8 (single-rank; consult your platform’s population rules) |
| ECC Support | Yes (requires ECC-capable server platform) |
| Operating Voltage | 1.1V |
| Pin Count | 288-pin |
| Module Type | RDIMM |
| Chip Organization | (2G × 8) × 10 |
| CAS Latency | CL40 |
| Application | Enterprise Servers, Workstations, Data Centers |
| Operating Environment | 24/7 Enterprise-Class Operation |
Sourcing & Integration Guidance
- Stock and batch consistency: We maintain rolling inventory of this SKU and can supply matched date-code batches for system integrators requiring identical modules across multiple servers or repeat build cycles. Confirm current stock depth and batch availability at time of order.
- Platform compatibility checks: Verify that target server or workstation platforms explicitly list DDR5 RDIMM support and review the memory population guidelines before placing volume orders. Achieved operating speed depends on CPU and motherboard capability.
- Capacity planning for builds: The 16GB 1Rx8 configuration is a standard building block for virtualization hosts and cache-tier deployments; deploying identical single-rank modules across channels keeps channel balance predictable in multi-node rollouts.
- Export and compliance: Shipments are prepared with CE, FCC, and RoHS documentation to support customs clearance and resale requirements in overseas markets.
- Warranty and RMA handling: Standard manufacturer warranty applies; our B2B support channel manages RMA processing for trade customers, minimizing downtime in ongoing integration projects.
- Future expansion: For later homogeneous expansion, order modules matching the same part number, capacity, rank, and speed grade — we can reserve allocation for repeat orders under a supply agreement.
Wholesale & Procurement Notes
- MOQ negotiable depending on stock position and order frequency.
- Tiered volume pricing available — request a wholesale quote for your project size.
- Typical lead time: 3–7 business days for in-stock items; larger allocations may require confirmation.
- Packing options include anti-static bulk packaging, retail-boxed units, or OEM-neutral packing; shipped via express air or consolidated freight.
- RMA window: 30 days for DOA units, with manufacturer warranty support thereafter handled through our trade desk.
