370-BBEN: Dell 32GB DDR5-5600 Single Rank Registered ECC RDIMM
Also listed as: 05T89M, 5T89M, M321R4GA3BB6-CWX, HMCG88AGBHA187N · made by Samsung
The Dell 370-BBEN is a Dell 32GB DDR5-5600 Single Rank Registered ECC RDIMM providing 32GB capacity at DDR5-5600 across a 1Rx4 288-pin DDR5 RDIMM layout. Manufactured with Samsung DRAM dies for part 370-BBEN, it delivers error-correcting memory performance for Dell PowerEdge R760, R660, R7615, R7625 servers.
Specifications
| Part number | 370-BBEN |
|---|---|
| Brand | Dell |
| Made by | Samsung |
| Type | Memory |
| Other numbers | 05T89M, 5T89M, M321R4GA3BB6-CWX, HMCG88AGBHA187N |
| Status | current |
| Capacity (GB) | 32 |
| Speed | DDR5-5600 |
| Rank width | 1Rx4 |
| Form factor | 288-pin DDR5 RDIMM |
| Tdp (W) | 10 |
About the 370-BBEN
The Dell 370-BBEN is a Dell 32GB DDR5-5600 Single Rank Registered ECC RDIMM providing 32GB of system memory operating at DDR5-5600 in a 1Rx4 288-pin DDR5 RDIMM configuration. Built with tier-1 Samsung DRAM silicon, the 370-BBEN integrates Error-Correcting Code architecture to detect and correct single-bit memory faults in hardware. In Dell's memory portfolio, 370-BBEN provides dependable memory capacity and channel bandwidth for multi-tenant hypervisors, database servers, and HPC compute nodes.
Compatibility
The 370-BBEN module installs into standard 288-pin DIMM sockets across Dell PowerEdge platforms including R760, R660, R7615, R7625. Populating 370-BBEN requires adherence to platform channel balancing rules, and mixing Registered RDIMMs with Load-Reduced LRDIMMs or unbuffered memory within the same system is prohibited. Operating speed of the 370-BBEN is governed by processor capabilities, auto-negotiating to supported memory bus frequencies.
How to identify a genuine unit
Genuine Dell 370-BBEN memory modules carry a serialized manufacturer label displaying DP/N 05T89M, 32GB 1Rx4 DDR5-5600 specifications, and Samsung factory markings such as M321R4GA3BB6-CWX. In iDRAC System Memory inventory, the 370-BBEN module registers with verified Dell SPD profiles, serial number, and rank configuration. Physical DIMM PCBs on the 370-BBEN feature gold-plated edge contacts with standard anti-static substrate coatings.
Buying used
When inspecting pre-owned 370-BBEN memory modules, examine the edge connector contacts for scratches, bent traces, or missing surface bypass capacitors. Run Dell ePSA embedded diagnostics or Memtest86+ across all 370-BBEN channels to verify zero single-bit or multi-bit ECC errors under maximum memory stress. Ensure all 370-BBEN modules installed within the same memory channel share matching ranks, capacities, and part numbers.
Fits these models
Check compatibility with Dell
Before you buy, confirm the exact configuration against the vendor's own lists: firmware levels, operating systems, adapters and optics that Dell has tested with the Dell 370-BBEN.
- Compatibility Dell E-Lab Navigator (storage and SAN interoperability) (free vendor sign-in)
- Support Dell Support: drivers, manuals and service tag lookup
Equivalent part numbers
- Samsung M321R4GA3BB6-CWX Samsung 32GB DDR5-5600 1Rx4 Registered DIMM OEM base
Buying or selling 370-BBEN?
New, refurbished or used. Tell us the quantity and condition and we connect you with a vetted reseller in your region, usually within one working day.
Sources
- Dell 32GB DDR5-5600 Single Rank RDIMM Specifications, checked 2026-10-27