M321R6GA0PB0-CWM vs M321R4GA3PB0-CWM Comparison
Detailed side-by-side comparison of M321R6GA0PB0-CWM by Samsung Electronics and M321R4GA3PB0-CWM by Samsung Electronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Samsung Electronics
M321R4GA3PB0-CWM - 32GB DDR5-5600 ECC RDIMM | Samsung | Servers
M321R4GA3PB0-CWM ✓ ActiveSpecification Comparison
| Parameter | M321R6GA0PB0-CWM | M321R4GA3PB0-CWM |
|---|---|---|
| Brand | Samsung Electronics | Samsung Electronics |
| Category | Memory Modules | EEPROM |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $285.00 | $1,033.59 |
| Memory Type | DDR5 SDRAM | — |
| Module Type | 288-pin RDIMM (ECC Registered) | 288-pin RDIMM (Registered DIMM) |
| Capacity | 48 GB | 32 GB (4Gx72) |
| Configuration | 1 x 48 GB, 1Rx4 (6Gx72) | — |
| Data Rate | 5600 Mbps (MT/s) | 5600 Mbps (PC5-44800) |
| Bandwidth Class | PC5-44800 | — |
| CAS Latency | CL46 | CL46 |
| Operating Voltage | 1.1 V | 1.1 V |
| Form Factor | 288-pin DIMM | 288-pin DIMM |
| ECC | Yes (ECC Registered, on-die ECC) | ECC Registered |
| DRAM Organization | 20 x FBGA 6Gb x4 DDR5 DRAM | — |
| Ranks | Single rank (1Rx4) | — |
| Application | Server | — |
| Product Colour | Green | — |
| Packaging | Bulk | — |
| Lifecycle Status | Mass Production | — |
| Memory Technology | — | DDR5 SDRAM |
| Organization | — | 2Rx8 (Dual Rank, x8) |
| DRAM Composition | — | 20 x 2Gx8 FBGA DDR5 components |
| Pin Count | — | 288 |
| Mounting Type | — | Slot (DIMM socket) |
| Compliance | — | JEDEC DDR5 standard |
| Compatible Platforms | — | Intel Xeon Scalable / Emerald Rapids, AMD EPYC servers |
| Bandwidth | — | 44.8 GB/s per module (PC5-44800) |
| Stock (icDirectory) | — | 34200 pcs (updated Aug 17, 2026) |