The SK Hynix 4GB DDR4-2400T-U PC4-19200 UDIMM ECC Memory HMA451U7AFR8N-UH is a reliable server and workstation-grade memory module engineered for systems that require the stability of ECC protection without the use of registered memory. Designed for entry-level servers, professional workstations, and business-critical computing environments, this ECC UDIMM offers dependable performance, enhanced data integrity, and low-power operation.
Built with premium SK Hynix components, this 4GB DDR4 module operates at 2400MHz and features ECC (Error-Correcting Code) functionality to automatically detect and correct memory errors before they affect system stability. Its unbuffered architecture makes it an excellent solution for compatible tower servers and workstation platforms that specifically support ECC UDIMM memory.
Key Features
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4GB Capacity – Ideal for entry-level servers, workstations, and infrastructure upgrades.
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DDR4-2400 Performance – Delivers reliable bandwidth with PC4-19200 specifications.
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ECC Error Correction – Helps protect system data integrity and improve uptime.
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UDIMM Form Factor – Unbuffered design for systems requiring ECC UDIMM support.
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Single Rank 1Rx8 Architecture – Optimized for compatible server and workstation platforms.
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Low Voltage Operation – Energy-efficient 1.2V power consumption.
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SK Hynix Enterprise Quality – Built using high-quality DRAM components for long-term reliability.
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Ideal for Professional Systems – Suitable for small business servers and workstation environments.
Technical Specifications
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SKU: HMA451U7AFR8N-UH
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Manufacturer: SK Hynix
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Part Number: HMA451U7AFR8N-UH
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Capacity: 4GB (1 x 4GB)
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Memory Type: DDR4 SDRAM
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Form Factor: 288-Pin UDIMM (Unbuffered DIMM)
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Speed: DDR4-2400 / PC4-19200T-E
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Data Rate: 2400 MT/s
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Rank Configuration: 1Rx8 (Single Rank)
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Error Correction: ECC UDIMM
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CAS Latency: CL17
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Timing Specification: tRCD 17, tRP 17
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Voltage: 1.2V
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DRAM Organization: 512M x 72
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Component Layout: 9 FBGA 78-Ball DRAM Chips
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Die Generation: 2nd Generation A-Die
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Operating Temperature: 0°C to 85°C
Compatible Server & Workstation Platforms
This ECC UDIMM module is validated for use in select entry-level servers and professional workstation systems that explicitly support ECC unbuffered memory.
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Dell PowerEdge: R230, R240, R330, R340, T130, T140, T330, T340
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HPE ProLiant: MicroServer Gen10, ML30 Gen9, ML30 Gen10
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Lenovo ThinkStation: P310 and P320 Series
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HP Workstations: HP Z240 Tower Workstation
Processor Requirements
To utilize ECC functionality, the host system must be equipped with a processor and motherboard that support ECC memory operation.
- Intel Xeon E3-1200 v5/v6 Series
- Intel Xeon E-2100 Series
- Intel Xeon E-2200 Series
- AMD EPYC Embedded Platforms
- Other platforms specifically supporting DDR4 ECC UDIMM memory
Benefits of ECC UDIMM Memory
- Automatically detects and corrects single-bit memory errors.
- Improves system reliability in business and professional environments.
- Helps prevent data corruption during long operating cycles.
- Provides workstation-class stability without requiring registered memory.
- Suitable for file servers, office servers, and engineering workstations.
Important Compatibility Notes
- This module is an ECC Unbuffered UDIMM, not a Registered RDIMM.
- Not compatible with enterprise servers that require ECC Registered (RDIMM) memory.
- Not compatible with most consumer desktop systems that do not support ECC functionality.
- Standard Intel Core i5, i7, and i9 consumer platforms typically do not support ECC operation.
- Always verify motherboard and processor ECC support before purchase.
Ideal Applications
- Small Business Servers
- Entry-Level Tower Servers
- Professional Workstations
- CAD & Engineering Systems
- Office File Servers
- Network Infrastructure Systems
- Virtualization Labs
- Replacement & Upgrade Projects
The SK Hynix 4GB DDR4-2400T-U PC4-19200 UDIMM ECC Memory HMA451U7AFR8N-UH provides the perfect balance of performance, reliability, and ECC protection for compatible workstation and server environments. With trusted SK Hynix quality, 2400MT/s performance, and ECC data protection, it is an excellent choice for organizations seeking dependable memory for business-critical systems.
