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Difference between revisions of "intel/microarchitectures/comet lake"
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! Core !! Abbrev !! Description !! Graphics !! Target
 
! Core !! Abbrev !! Description !! Graphics !! Target
 
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| {{intel|Comet Lake U|l=core}} || CML-U || Ultra-low power|| GT2 || Light notebooks, portable All-in-Ones (AiOs), Minis, and conference room
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| {{intel|Comet Lake U|l=core}} || CML-U || Ultra-low power|| GT3e || Light notebooks, portable All-in-Ones (AiOs), Minis, and conference room
 
|-
 
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| {{intel|Comet Lake H|l=core}} || CML-H || High-performance graphics || GT3e || Ultimate mobile performance, mobile workstations
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| {{intel|Comet Lake H|l=core}} || CML-H || High-performance graphics || GT2 || Ultimate mobile performance, mobile workstations
 
|-
 
|-
 
| {{intel|Comet Lake S|l=core}} || CML-S || Mainstream performance || GT2 || Desktop performance to value, AiOs, and minis
 
| {{intel|Comet Lake S|l=core}} || CML-S || Mainstream performance || GT2 || Desktop performance to value, AiOs, and minis

Revision as of 18:37, 10 June 2018

Edit Values
Comet Lake µarch
General Info
Arch TypeCPU
DesignerIntel
ManufacturerIntel
Process14 nm
Core Configs2, 4, 6, 8
Pipeline
TypeSuperscalar, Superpipeline
OoOEYes
SpeculativeYes
Reg RenamingYes
Stages14-19
Decode5-way
Instructions
ISAx86-64
ExtensionsMOVBE, MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, POPCNT, AVX, AVX2, AES, PCLMUL, FSGSBASE, RDRND, FMA3, F16C, BMI, BMI2, VT-x, VT-d, TXT, TSX, RDSEED, ADCX, PREFETCHW, CLFLUSHOPT, XSAVE, SGX, MPX
Cache
L1I Cache32 KiB/core
8-way set associative
L1D Cache32 KiB/core
8-way set associative
L2 Cache256 KiB/core
4-way set associative
L3 Cache2 MiB/core
Up to 16-way set associative
L4 Cache128 MiB/package
on Iris Pro GPUs only
Cores
Core NamesCoffee Lake U,
Coffee Lake H,
Coffee Lake S
Succession
Contemporary
Whiskey Lake

Comet Lake (CML) is a microarchitecture designed by Intel as a successor to Coffee Lake for desktops and high-performance mobile devices. Comet Lake will be introduced in in 2019 and is manufactured on Intel's mature 14 nm process.


Symbol version future.svg Preliminary Data! Information presented in this article deal with future products, data, features, and specifications that have yet to be finalized, announced, or released. Information may be incomplete and can change by final release.


Codenames

Core Abbrev Description Graphics Target
Comet Lake U CML-U Ultra-low power GT3e Light notebooks, portable All-in-Ones (AiOs), Minis, and conference room
Comet Lake H CML-H High-performance graphics GT2 Ultimate mobile performance, mobile workstations
Comet Lake S CML-S Mainstream performance GT2 Desktop performance to value, AiOs, and minis
Comet Lake X CML-X Extreme Performance High performance desktops

Brands

Intel released Coffee Lake under 3 main brand families:

Logo Family General Description Differentiating Features
Cores HT AVX AVX2 TBT ECC
core i3 logo (2015).png Core i3 Low-end Performance  ?
core i5 logo (2015).png Core i5 Mid-range Performance  ?
core i7 logo (2015).png Core i7 High-end Performance  ?

Release Dates

Comet Lake is expected to be released in mid-2019.

Compatibility

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Compiler support

Compiler Arch-Specific Arch-Favorable
ICC -march=skylake -mtune=skylake
GCC -march=skylake -mtune=skylake
LLVM -march=skylake -mtune=skylake
Visual Studio /arch:AVX2 /tune:skylake

CPUID

New text document.svg This section is empty; you can help add the missing info by editing this page.

Architecture

Key changes from Coffee Lake

New text document.svg This section is empty; you can help add the missing info by editing this page.
codenameComet Lake +
core count2 +, 4 +, 6 + and 8 +
designerIntel +
full page nameintel/microarchitectures/comet lake +
instance ofmicroarchitecture +
instruction set architecturex86-64 +
manufacturerIntel +
microarchitecture typeCPU +
nameComet Lake +
pipeline stages (max)19 +
pipeline stages (min)14 +
process14 nm (0.014 μm, 1.4e-5 mm) +