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Intel 4th Generation Xeon Scalable Processor Platform “Eagle Stream”

The 4th Generation Intel® Scalable Processor Platform code-named “Eagle Stream” featuring Sapphire Rapids-SP targets 1P, 2P, 4P and 8P servers. Intel’s first DDR5 server platform supports memory speeds of up to 4800MT/s across eight memory channels per processor and is built on the Intel 7 process using enhanced SuperFin technology. Next-gen industry-standard technologies such as PCIe 5.0 and Compute Express Link 1.1 are featured, as well as Intel’s Advanced Matrix Extensions (AMX), extending built-in AI acceleration capabilities. From edge to cloud, Eagle Stream with Sapphire Rapids-SP delivers a giant leap forward in compute power for today’s and tomorrow’s data centers.

Targeted uses

  • IT infrastructure
  • Digital services
  • Data analytics
  • Research and development
  • Application development
  • Artificial intelligence
  • Multi-cloud workloads
  • HPC (High Performance Computing)
  • 5G-ready networks
  • Next-generation virtual networks
  • Real-time analytics
  • Mission critical
Server memory

At a glance

Xeon® SP 4th Generation (Sapphire Rapids-SP)

  • Supports up to 6TB (terabytes) of memory per processor
  • Supports DDR5 registered DIMMs up to 4800MT/s, equivalent to transfer rates of 38.4GB/s per module1

Memory architecture

8 channels of memory

Memory architecture is based on Eight Channels arranged in Two Banks per processor. Each processor can be configured with 8 or 16 modules, depending on the motherboard layout, to achieve the maximum aggregated memory bandwidth.

  • 8 memory channels per processor
  • Up to 2 DIMMs per channel
  • Up to 16 DIMMs per processor

Intel population rules

(8 channel, 16 sockets per CPU, 2 DPC)

Intel Xeon SP Gen 4 – SAPPHIRE RAPIDS - 1 DPC
Intel Xeon SP Gen 4 – SAPPHIRE RAPIDS - 2 DPC
Intel Xeon SP Gen 4 – SAPPHIRE RAPIDS - 1 DPC
Intel Xeon SP Gen 4 – SAPPHIRE RAPIDS - 2 DPC
Module type (No mixing in a server)
Module type (No mixing in a server)
1 DIMM per Channel 1 DPC
2 DIMMs per Channel 2 DPC
Registered DIMM (RDIMM, 3DS)
Registered DIMM (RDIMM, 3DS)
Module type (No mixing in a server)
Registered DIMM (RDIMM, 3DS)
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