Synology DDR5 ECC SODIMM 16GB (D5ES01-16G)
Brand: Synology | Category: Memory (RAM)
SKU: SYNO-D5ES0116G | Part #: D5ES01-16G | MPN: D5ES01-16G
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About the Synology DDR5 ECC SODIMM 16GB (D5ES01-16G)
The Synology D5ES01-16G is a 16GB DDR5 ECC SODIMM module developed and validated specifically for deployment in Synology's newest AMD Ryzen-powered DiskStation and RackStation systems. Leveraging the DDR5 memory architecture, this module delivers substantially higher bandwidth and improved power efficiency compared to its DDR4 predecessors, operating at lower core voltages while enabling faster base transfer rates that directly benefit metadata-intensive NAS workloads and parallel I/O operations. The ECC (Error-Correcting Code) capability is a defining characteristic, continuously detecting and correcting single-bit memory errors in real time to prevent data corruption — a critical requirement in always-on storage environments where silent data errors carry significant operational risk.
Ideal for
- Expanding system memory in Synology Ryzen-based NAS appliances running intensive virtual machine workloads via Virtual Machine Manager
- Supporting high-concurrency file serving environments where increased RAM reduces cache misses and accelerates metadata lookups across SMB/NFS shares
- Enabling memory-intensive Synology Surveillance Station deployments recording and analyzing high-resolution streams from dozens of IP cameras simultaneously
- Scaling memory capacity in RackStation units deployed as iSCSI or Fibre Channel block storage targets for VMware or Hyper-V virtualization clusters
- Underpinning data-integrity-critical backup repositories running Synology Active Backup for Business, where ECC protection prevents silent corruption of deduplicated backup data
- Supporting Synology Container Manager workloads requiring expanded RAM headroom for multiple simultaneously running containerized applications and microservices
Technical specifications
| Manufacturer | Synology |
| Part Number | D5ES01-16G |
| Memory Type | DDR5 ECC SODIMM |
| Capacity | 16 GB |
| Form Factor | SODIMM (262-pin) |
| ECC Support | Yes — Single-bit error correction, double-bit error detection (SECDED) |
| Generation | DDR5 |
| Module Rank | 1Rx8 (Single Rank) |
| Operating Voltage | 1.1 V |
| On-Die ECC | Yes (native DDR5 on-die ECC plus system-level ECC) |
| Compatibility | Validated for Synology AMD Ryzen-based DiskStation and RackStation models (2025 generation) |
| Operating Temperature | 0°C to 85°C |
| Storage Temperature | -40°C to 95°C |
| Humidity (Operating) | 10% to 90% RH (non-condensing) |
| RoHS Compliance | Yes |
| Validation Scope | Validated and tested under Synology's compatibility certification program for platform-specific stability and performance |
| Launch Quarter | 2025 Q2 |
| Buffer Type | Unbuffered (UDIMM architecture in SODIMM form) |
| Error Correction Mechanism | Hardware ECC with automatic in-line correction of single-bit upsets without system intervention |
| Primary Use Case | Capacity expansion and memory upgrade for Synology Ryzen NAS, RackStation, and associated enterprise storage appliances |
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Technical Specifications
| Brand | Synology |
| Category | Memory (RAM) |
| SKU | SYNO-D5ES0116G |
| Part Number | D5ES01-16G |
| Condition | New |
| Memory Type | DDR5 ECC SODIMM |
| Capacity | 16 GB |
| Form Factor | SODIMM (262-pin) |
| ECC Support | Yes — Single-bit error correction, double-bit error detection (SECDED) |
| Generation | DDR5 |
| Module Rank | 1Rx8 (Single Rank) |
| Operating Voltage | 1.1 V |
| On-Die ECC | Yes (native DDR5 on-die ECC plus system-level ECC) |
| Compatibility | Validated for Synology AMD Ryzen-based DiskStation and RackStation models (2025 generation) |
| Operating Temperature | 0°C to 85°C |
| Storage Temperature | -40°C to 95°C |
| Humidity (Operating) | 10% to 90% RH (non-condensing) |
| RoHS Compliance | Yes |
| Validation Scope | Validated and tested under Synology's compatibility certification program for platform-specific stability and performance |
| Launch Quarter | 2025 Q2 |
| Buffer Type | Unbuffered (UDIMM architecture in SODIMM form) |
| Error Correction Mechanism | Hardware ECC with automatic in-line correction of single-bit upsets without system intervention |
| Primary Use Case | Capacity expansion and memory upgrade for Synology Ryzen NAS, RackStation, and associated enterprise storage appliances |
Frequently Asked Questions about Synology DDR5 ECC SODIMM 16GB (D5ES01-16G)
What does the Synology DDR5 ECC SODIMM 16GB (D5ES01-16G) do?
The Synology DDR5 ECC SODIMM 16GB (D5ES01-16G) is enterprise server memory designed for ECC-protected workloads — virtualization hosts, database servers, analytics platforms, and AI training rigs. Synology validates this module against major server vendor compatibility matrices.
What does the Synology DDR5 ECC SODIMM 16GB (D5ES01-16G) do?
The Synology DDR5 ECC SODIMM 16GB (D5ES01-16G) is enterprise server memory designed for ECC-protected workloads — virtualization hosts, database servers, analytics platforms, and AI training rigs. Synology validates this module against major server vendor compatibility matrices.
What does the Synology DDR5 ECC SODIMM 16GB (D5ES01-16G) do?
The Synology DDR5 ECC SODIMM 16GB (D5ES01-16G) is enterprise server memory designed for ECC-protected workloads — virtualization hosts, database servers, analytics platforms, and AI training rigs. Synology validates this module against major server vendor compatibility matrices.
What are the headline specs of the Synology DDR5 ECC SODIMM 16GB (D5ES01-16G)?
Key specifications for the Synology DDR5 ECC SODIMM 16GB (D5ES01-16G): new condition; manufacturer Synology; part number D5ES01-16G; memory type DDR5 ECC SODIMM; capacity 16 GB; form factor SODIMM (262-pin); ecc support Yes — Single-bit error correction, double-bit error detection (SECDED). Manufacturer part number D5ES01-16G. For the full datasheet with electrical, environmental, and compliance details, contact our pre-sales engineering team.
What are the headline specs of the Synology DDR5 ECC SODIMM 16GB (D5ES01-16G)?
Key specifications for the Synology DDR5 ECC SODIMM 16GB (D5ES01-16G): new condition; manufacturer Synology; part number D5ES01-16G; memory type DDR5 ECC SODIMM; capacity 16 GB; form factor SODIMM (262-pin); ecc support Yes — Single-bit error correction, double-bit error detection (SECDED). Manufacturer part number D5ES01-16G. For the full datasheet with electrical, environmental, and compliance details, contact our pre-sales engineering team.