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Difference between revisions of "intel/microarchitectures/sierra forest"
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(CPUID)
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|designer=Intel
 
|designer=Intel
 
|manufacturer=Intel
 
|manufacturer=Intel
|introduction=2024
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|introduction=June 4, 2024
 
|process=Intel 3
 
|process=Intel 3
 
|isa=x86-64
 
|isa=x86-64
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|predecessor link=intel/microarchitectures/emerald rapids
 
|predecessor link=intel/microarchitectures/emerald rapids
 
|successor=Clearwater Forest
 
|successor=Clearwater Forest
 +
|successor link=intel/microarchitectures/clearwater forest
 
|contemporary=Granite Rapids
 
|contemporary=Granite Rapids
 
|contemporary link=intel/microarchitectures/granite rapids
 
|contemporary link=intel/microarchitectures/granite rapids
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== History ==
 
== History ==
 
[[File:inv-day-processor-roadmap-16x9.jpg.rendition.intel.web.1648.927.jpg|thumb|right|Intel Xeon Roadmap through 2024.]]
 
[[File:inv-day-processor-roadmap-16x9.jpg.rendition.intel.web.1648.927.jpg|thumb|right|Intel Xeon Roadmap through 2024.]]
Sierra Forest was announced at the 2022 Intel Investor Meeting, it is a new microarchitecture that will day view alongside {{\\|Granite Rapids|Granite Rapids}} in 2023.
+
Sierra Forest was announced at the [[2022]] Intel Investor Meeting, it is a new microarchitecture that will day view alongside {{\\|Granite Rapids|Granite Rapids}} in [[2023]].
  
 
== Process Technology ==
 
== Process Technology ==
 
Emerald rapids is planned to be manufactured on the Intel 3 process.
 
Emerald rapids is planned to be manufactured on the Intel 3 process.
 
  
 
=== CPUID ===
 
=== CPUID ===
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* {{x86|LASS|<code>LASS</code>}} - Linear Address Space Separation
 
* {{x86|LASS|<code>LASS</code>}} - Linear Address Space Separation
  
 +
{{expand list}}
 +
 +
== Products ==
 +
=== Sierra Forest-SP ===
 +
*Sierra Forest-SP (Scalable Performance) uses the ''Beechnut City'' platform
 +
:with the smaller LGA 4710 socket, targeted towards mainstream server.
 +
:Sierra Forest-SP features up to 144 E-cores and eight-channel DDR5 memory support.
 +
 +
=== Sierra Forest-AP ===
 +
*Sierra Forest-AP uses the ''Avenue City'' platform with the larger
 +
:LGA 7529 socket for higher core count SKUs up to 288.
 +
:It supports a higher number PCIe lanes and 12-channel DDR5 memory.
  
{{expand list}}
+
== Models ==
 +
:[[Sierra Forest]] (E-core) • ''Crestmont'' (Sierra Glenn)
 +
:[[Granite Rapids]] (P-core) • ''Redwood Cove''
 +
:[[LGA 4710]] (Socket E2)
 +
:;Xeon 6 6700 Series
 +
* Xeon 6710E
 +
* Xeon 6731E
 +
* Xeon 6740E
 +
* Xeon 6746E
 +
* Xeon 6756E
 +
* Xeon 6766E
 +
* Xeon 6780E
 +
 
 +
<pre>
 +
Processors Cores/Threads Clock rate TDP Socket Price
 +
Intel Xeon 6 6780E 144C/288T 2.2 – 3.0 GHz 330W 2S $11350
 +
Intel Xeon 6 6766E 144C/288T 1.9 – 2.7 GHz 250W 2S $10257
 +
Intel Xeon 6 6756E 128C/256T 1.8 – 2.6 GHz 225W 2S $8428
 +
Intel Xeon 6 6746E 112C/224T 2.0 – 2.7 GHz 250W 2S $5929
 +
Intel Xeon 6 6740E 96C/182T 2.4 – 3.2 GHz 250W 2S $5265
 +
Intel Xeon 6 6731E 96C/182T 2.2 – 3.1 GHz 250W 1S $4121
 +
Intel Xeon 6 6710E 64C/182T 2.4 – 3.2 GHz 205W 2S $2749
 +
</pre>
  
 
== See also ==
 
== See also ==
 
* {{\\|Crestmont}}
 
* {{\\|Crestmont}}

Latest revision as of 20:22, 24 February 2025

Edit Values
Sierra Forest µarch
General Info
Arch TypeCPU
DesignerIntel
ManufacturerIntel
IntroductionJune 4, 2024
ProcessIntel 3
Instructions
ISAx86-64
Succession
Contemporary
Granite Rapids

Sierra Forest (SRF) is a new Atom based architecture for servers, built on Intel's 3 nm node.

History[edit]

Intel Xeon Roadmap through 2024.

Sierra Forest was announced at the 2022 Intel Investor Meeting, it is a new microarchitecture that will day view alongside Granite Rapids in 2023.

Process Technology[edit]

Emerald rapids is planned to be manufactured on the Intel 3 process.

CPUID[edit]

Core Extended
Family
Family Extended
Model
Model
SP 0 0x6 0xA 0xF
Family 6 Model 175

Architecture[edit]

Key changes from Saphire Rapids[edit]

New instructions[edit]

Sierra Forest is set to introduce new instructions:

  • CMPCCXADD - Compare and Add if Condition is Met
  • AVX IFMA - Integer Fused Multiply Add
  • AVX VNNI INT8 - AVX Vector Neural Network Instructions INT8
  • LASS - Linear Address Space Separation

This list is incomplete; you can help by expanding it.

Products[edit]

Sierra Forest-SP[edit]

  • Sierra Forest-SP (Scalable Performance) uses the Beechnut City platform
with the smaller LGA 4710 socket, targeted towards mainstream server.
Sierra Forest-SP features up to 144 E-cores and eight-channel DDR5 memory support.

Sierra Forest-AP[edit]

  • Sierra Forest-AP uses the Avenue City platform with the larger
LGA 7529 socket for higher core count SKUs up to 288.
It supports a higher number PCIe lanes and 12-channel DDR5 memory.

Models[edit]

Sierra Forest (E-core) • Crestmont (Sierra Glenn)
Granite Rapids (P-core) • Redwood Cove
LGA 4710 (Socket E2)
Xeon 6 6700 Series
  • Xeon 6710E
  • Xeon 6731E
  • Xeon 6740E
  • Xeon 6746E
  • Xeon 6756E
  • Xeon 6766E
  • Xeon 6780E
Processors		Cores/Threads	Clock rate	TDP	Socket	Price
Intel Xeon 6 6780E	144C/288T	2.2 – 3.0 GHz	330W	2S	$11350
Intel Xeon 6 6766E	144C/288T	1.9 – 2.7 GHz	250W	2S	$10257
Intel Xeon 6 6756E	128C/256T	1.8 – 2.6 GHz	225W	2S	$8428
Intel Xeon 6 6746E	112C/224T	2.0 – 2.7 GHz	250W	2S	$5929
Intel Xeon 6 6740E	 96C/182T	2.4 – 3.2 GHz	250W	2S	$5265
Intel Xeon 6 6731E	 96C/182T	2.2 – 3.1 GHz	250W	1S	$4121
Intel Xeon 6 6710E	 64C/182T	2.4 – 3.2 GHz	205W	2S	$2749

See also[edit]

codenameSierra Forest +
designerIntel +
first launchedJune 4, 2024 +
full page nameintel/microarchitectures/sierra forest +
instance ofmicroarchitecture +
instruction set architecturex86-64 +
manufacturerIntel +
microarchitecture typeCPU +
nameSierra Forest +