SK Hynix 32GB DDR4-2400MHz PC4-19200 ECC Registered CL17 288-Pin DIMM 1.2V Dual Rank x4 Memory Module — HMA84GR7AFR4N-UH

The SK Hynix HMA84GR7AFR4N-UH is a 32GB DDR4-2400MHz ECC Registered (RDIMM) server memory module operating at 1.2V with CL17 latency. Featuring a 288-pin interface and Dual Rank x4 configuration with AFR NAND die, it delivers enterprise-grade ECC error correction for Intel Xeon Scalable (Skylake) and AMD EPYC server platforms requiring DDR4-2400 registered memory. HMA84GR7AFR4N-UH is the base part number of this SK Hynix 32GB DDR4-2400 AFR RDIMM family.

Key Features

• 32GB DDR4-2400MHz ECC Registered DIMM for enterprise servers
• DDR4-2400MHz (PC4-19200) for reliable server memory performance
• Registered DIMM (RDIMM) for stability in multi-DIMM server configurations
• Dual Rank x4 (2Rx4) configuration for high-density memory deployment
• AFR NAND die — SK Hynix AFR generation memory die
• 1.2V low-voltage operation for energy-efficient server operation

Product Specifications

• Part Number: HMA84GR7AFR4N-UH
• Manufacturer: SK Hynix
• Model: 32GB DDR4-2400 ECC Registered DIMM (AFR die)
• OEM Status: Genuine SK Hynix OEM
• Capacity: 32GB
• Type: DDR4 ECC Registered DIMM (RDIMM)
• Speed: 2400MHz (PC4-19200)
• CAS Latency: CL17
• Voltage: 1.2V
• Rank / Organization: Dual Rank x4 (2Rx4)
• Pins: 288-Pin
• ECC: Yes

Memory Specifications

• Capacity: 32GB
• DIMM Type: Registered ECC (RDIMM)
• DDR Generation: DDR4
• Pin Count: 288-Pin
• Rank: Dual Rank (2Rx4)
• Voltage: 1.2V
• ECC: Yes (Error-Correcting Code)
• Die Type: AFR (SK Hynix AFR generation)

Performance Specifications

• Speed: DDR4-2400MHz
• Bandwidth: PC4-19200
• CAS Latency: CL17
• XMP / JEDEC: JEDEC standard

Use Cases

• Enterprise server memory for Intel Xeon Scalable (Skylake) platforms
• AMD EPYC server memory requiring DDR4-2400 RDIMM
• Virtualization hosts requiring DDR4-2400 RDIMM memory
• Database and in-memory computing workloads

Compatibility

• Compatible with servers supporting DDR4-2400 ECC Registered (RDIMM) memory
• Compatible with Intel Xeon Scalable (Skylake) and AMD EPYC platforms
• Note: HMA84GR7AFR4N (AFR die) and HMA84GR7MFR4N (MFR die) are different die generations — verify server QVL for die compatibility
• Verify server QVL (Qualified Vendor List) before ordering

Frequently Asked Questions

What is the difference between HMA84GR7AFR4N and HMA84GR7MFR4N?

Both are SK Hynix 32GB DDR4-2400 ECC RDIMM 2Rx4 modules with the same specifications. AFR and MFR denote different NAND die generations — they are functionally equivalent but may differ in server QVL listings.

What is the difference between HMA84GR7AFR4N-UH, UHTD, and UHT2?

All are SK Hynix 32GB DDR4-2400 ECC RDIMM AFR die modules with identical specifications. UH is the base part number while UHTD and UHT2 are specific production revision suffixes — they are functionally equivalent.

Is this module compatible with Intel Xeon Skylake processors?

Yes, it is compatible with Intel Xeon Scalable Skylake server platforms supporting DDR4-2400 ECC RDIMM. Verify your specific server's QVL before ordering.

The SK Hynix HMA84GR7AFR4N-UH 32GB DDR4-2400 ECC Registered DIMM delivers reliable, enterprise-grade server memory performance. Order today for genuine SK Hynix RDIMM quality with proven ECC reliability.