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Whiskey Lake - Microarchitectures - Intel
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Whiskey Lake µarch
General Info
Arch TypeCPU
DesignerIntel
ManufacturerIntel
IntroductionQ4, 2018
Process14 nm+++
Core Configs4
Pipeline
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
Cores
Core NamesWhiskey Lake U
Succession
Contemporary
Coffee Lake
Amber Lake
Cannon Lake

Whiskey Lake (WHL) is a microarchitecture designed by Intel as a successor to Kaby Lake for ultra-low power mobile devices, launched concurrently with Coffee Lake and Amber Lake.

Codenames[edit]

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Core Abbrev Description Graphics Target
Whiskey Lake U WHL-U Ultra-low power GT2 Light notebooks, portable All-in-Ones (AiOs), Minis, and conference room

Brands[edit]

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Release Dates[edit]

Whiskey Lake processors are expected to be introduced in the summer of 2018.

Technology[edit]

Whiskey Lake is fabricated on 3rd generation improved 14+++ process.

Compatibility[edit]

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Compiler support[edit]

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[edit]

Core Extended
Family
Family Extended
Model
Model Stepping
U
0 0x6 0x8 0xE 0xB
Family 6 Model 142 Stepping 11
0 0x6 0x8 0xE 0xC
Family 6 Model 142 Stepping 12

Meltdown and L1TF are fixed in hardware starting with stepping 11. Stepping 12 adds hardware support for mitigation of Branch Target Injection (Spectre V2) and Speculative Store Bypass.

Architecture[edit]

Key changes from Kaby Lake[edit]

Speculative execution fixes - see https://www.intel.com/content/www/us/en/architecture-and-technology/engineering-new-protections-into-hardware.html

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.

Overview[edit]

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All Whiskey Lake Chips[edit]

 List of Whiskey Lake-based Processors
 Main processorIntegrated Graphics
ModelLaunchedPriceFamilyCoresThreadsL3$TDPFrequencyTurboMax MemoryNameFrequencyTurbo
4205UJanuary 2019$ 107.00
€ 96.30
£ 86.67
¥ 11,056.31
Celeron222 MiB
2,048 KiB
2,097,152 B
0.00195 GiB
15 W
15,000 mW
0.0201 hp
0.015 kW
1.8 GHz
1,800 MHz
1,800,000 kHz
32 GiB
32,768 MiB
33,554,432 KiB
34,359,738,368 B
0.0313 TiB
UHD Graphics 610300 MHz
0.3 GHz
300,000 KHz
900 MHz
0.9 GHz
900,000 KHz
4305U16 April 2019$ 107.00
€ 96.30
£ 86.67
¥ 11,056.31
Celeron222 MiB
2,048 KiB
2,097,152 B
0.00195 GiB
15 W
15,000 mW
0.0201 hp
0.015 kW
2.2 GHz
2,200 MHz
2,200,000 kHz
32 GiB
32,768 MiB
33,554,432 KiB
34,359,738,368 B
0.0313 TiB
UHD Graphics 610300 MHz
0.3 GHz
300,000 KHz
900 MHz
0.9 GHz
900,000 KHz
i3-8145U28 August 2018$ 281.00
€ 252.90
£ 227.61
¥ 29,035.73
Core i3244 MiB
4,096 KiB
4,194,304 B
0.00391 GiB
15 W
15,000 mW
0.0201 hp
0.015 kW
2.1 GHz
2,100 MHz
2,100,000 kHz
3.9 GHz
3,900 MHz
3,900,000 kHz
32 GiB
32,768 MiB
33,554,432 KiB
34,359,738,368 B
0.0313 TiB
UHD Graphics 620300 MHz
0.3 GHz
300,000 KHz
1,000 MHz
1 GHz
1,000,000 KHz
i5-8265U28 August 2018$ 297.00
€ 267.30
£ 240.57
¥ 30,689.01
Core i5486 MiB
6,144 KiB
6,291,456 B
0.00586 GiB
15 W
15,000 mW
0.0201 hp
0.015 kW
1.6 GHz
1,600 MHz
1,600,000 kHz
3.9 GHz
3,900 MHz
3,900,000 kHz
32 GiB
32,768 MiB
33,554,432 KiB
34,359,738,368 B
0.0313 TiB
UHD Graphics 620300 MHz
0.3 GHz
300,000 KHz
1,100 MHz
1.1 GHz
1,100,000 KHz
i5-8365U16 April 2019$ 297.00
€ 267.30
£ 240.57
¥ 30,689.01
Core i5486 MiB
6,144 KiB
6,291,456 B
0.00586 GiB
15 W
15,000 mW
0.0201 hp
0.015 kW
1.6 GHz
1,600 MHz
1,600,000 kHz
4.1 GHz
4,100 MHz
4,100,000 kHz
32 GiB
32,768 MiB
33,554,432 KiB
34,359,738,368 B
0.0313 TiB
UHD Graphics 620300 MHz
0.3 GHz
300,000 KHz
1,100 MHz
1.1 GHz
1,100,000 KHz
i7-8565U28 August 2018$ 409.00
€ 368.10
£ 331.29
¥ 42,261.97
Core i7488 MiB
8,192 KiB
8,388,608 B
0.00781 GiB
15 W
15,000 mW
0.0201 hp
0.015 kW
1.8 GHz
1,800 MHz
1,800,000 kHz
4.6 GHz
4,600 MHz
4,600,000 kHz
32 GiB
32,768 MiB
33,554,432 KiB
34,359,738,368 B
0.0313 TiB
UHD Graphics 620300 MHz
0.3 GHz
300,000 KHz
1,150 MHz
1.15 GHz
1,150,000 KHz
i7-8665U16 April 2019$ 409.00
€ 368.10
£ 331.29
¥ 42,261.97
Core i7488 MiB
8,192 KiB
8,388,608 B
0.00781 GiB
15 W
15,000 mW
0.0201 hp
0.015 kW
1.9 GHz
1,900 MHz
1,900,000 kHz
4.8 GHz
4,800 MHz
4,800,000 kHz
32 GiB
32,768 MiB
33,554,432 KiB
34,359,738,368 B
0.0313 TiB
UHD Graphics 620300 MHz
0.3 GHz
300,000 KHz
1,150 MHz
1.15 GHz
1,150,000 KHz
5405UJanuary 2019$ 161.00
€ 144.90
£ 130.41
¥ 16,636.13
Pentium Pentium Gold242 MiB
2,048 KiB
2,097,152 B
0.00195 GiB
15 W
15,000 mW
0.0201 hp
0.015 kW
2.3 GHz
2,300 MHz
2,300,000 kHz
32 GiB
32,768 MiB
33,554,432 KiB
34,359,738,368 B
0.0313 TiB
UHD Graphics 610300 MHz
0.3 GHz
300,000 KHz
950 MHz
0.95 GHz
950,000 KHz
Count: 8