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DDR5 RDIMMs

DDR5 RDIMMs

DDR5 RDIMMs

Product catalog summary
Introduction
The document introduces SK hynix's DDR5 RDIMMs, highlighting their enhanced performance and technology for AI and Big Data applications. These modules are expected to achieve data rates exceeding 8,000Mbps.

Features
  • Enhanced Reliability: In-DRAM ECC improves Reliability, Availability, and Serviceability (RAS) by offloading error correction from the system.
  • Stable Power Management: An on-board power management IC (PMIC) ensures stable power provision, eliminating the need for external voltage regulation.
  • New Sub-channel DRAM Architecture: The dual sub-channel structure increases CA pin count, effectively doubling bandwidth compared to a single DDR4 channel.

Technical Diagram
The document includes a diagram illustrating the sub-channel architecture, showing the independent data and parity channels.

Product Details
  • Use Cases: DDR5's higher and flexible single-die density supports a range of low-power, high-capacity DIMMs, aligning with SK hynix's Memory ForEST initiative.
  • Module Density Configuration: Available in various configurations from 16GB to 256GB, supporting diverse capacities.
  • Data Rate: Ranges from 4,800-6,400Mbps and higher.

Applications
DDR5 RDIMMs are suitable for machine learning, 5G networks, server memory, and AI-intensive applications.
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Catalog excerpts

DDR5 RDIMMs-1

World’s First DDR5 RDIMMs For server and networking solutions The latest DDR5 DRAM standard turbo-boosts RDIMM module performance and technology for the era of AI and Big Data. SK hynix expects its DDR5 RDIMMs to reach over 8,000Mbps in data rates with research into continued speed enhancements. Features Sub-Channel A DRAM Independent Data 32bit Parity 8bit Channel A Independent Data 32bit Parity 8bit Channel B | New Sub-channel DRAM Architecture The dual sub-channel structure on DDR5 RDIMM allows for an increase in CA pin count, with seven CA buses per sub-channel running at double data rate (DDR) from host to RCD and 14 on a single data rate (SDR) interface from RCD to DRAM, effectively doubling bandwidth over a single DDR4 channel. In-DRAM ECC on the DIMM offloads the system’s error correction burden and considerably improves Reliability, Availability, and Serviceability (RAS). | Stable Power Management On-board power management IC (PMIC) eliminates the need for external voltage regulation and ensures more stable power provision to the DRAM. 1 of 2 | World’s First DDR5 RDIMMs : For server and networking solutions https://product.skhynix.com www.linkedin.com/company/sk-hynix Parity Cell

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DDR5 RDIMMs-2

| Diverse Capacities Supported Higher and flexible single-die density on DDR5, starting from 16Gb and upwards to 24Gb and 32Gb, enables a wide range of low-power, high-capacity DIMMs to be configured. DIMM solution Product Details | DDR5 RDIMM Module Density Package Material Lead&Halogen Free Package Type Data Rate Data Width Performance gains on DDR5 RDIMM enable the same system performance to be reached with fewer servers – delivering the solution envisioned in SK hynix’s Memory ForEST* initiative. *Memory ForEST: (https://product.skhynix.com/support/forest.go) Machine Learning 2 of 2 | World’s...

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.