Intel Core i3-8100B vs Intel Core i7-12700K Full Specs

Summary

4 Cores 4 Threads 3.6GHz	12 Cores(8P+4E) 20 Threads(16P+4E) 3.6GHz
TDP 65W	TDP 125W
Bandwidth 42.7GB/s DDR4	Bandwidth 76.8GB/s DDR5·DDR4
iGPU UHD 630 1050MHz	iGPU UHD 770 1500MHz
Peak·FP32·FP16 403.2 GFLOPSFP16	Peak·FP32·FP16 1.54 TFLOPSFP16
Socket BGA 1440	Socket LGA 1700

Highlights

Geekbench 6 Single

Geekbench 6 Single Geekbench 6 Multi E-Core Boost Max Bandwidth iGPU Peak iGPU FP32 iGPU FP16 TDP

Core i3-8100B1,239

x1

Core i7-12700K2,555

x2.06

Show Top Score

Core Config

4 Cores 4P -	12 Cores 8P 4E
4 Threads 4P -	20 Threads 16P 4E

Clocks

Base Clock 3.6GHz	Base Clock 3.6GHz
Boost Clock -	Boost Clock 5GHz
Overclocking Locked	Overclocking Unlocked

Cache

L1i 32KB P -	L1i 32KB P 64KB E
L1d 32KB P -	L1d 48KB P 32KB E
L2 256KB P -	L2 1.25MB P 2MB E shared
L3 6MB	L3 25MB

Memory

Type DDR4	Type DDR5·DDR4
Max Memory 64GB	Max Memory 128GB
ECC No	ECC No
Channels 2	Channels 2
Bus Width 128-bit	Bus Width 128-bit
Speed 2666MT/s	Speed 4800MT/s
Bandwidth 42.7GB/s	Bandwidth 76.8GB/s
Bandwidth Calculator Channels Transfer Rate2666MT/s Calculated Bandwidth 42.7GB/s	Bandwidth Calculator Channels Transfer Rate4800MT/s Calculated Bandwidth 76.8GB/s

Power & Thermals

TDP 65W	TDP 125W
Peak Power -	Peak Power 190W
Max Operating Temp 100°C Max	Max Operating Temp 100°C Max
Included Cooler -	Included Cooler 0

Chipset Bus

Bus Type DMI	Bus Type DMI
Bus Config 4 lanes	Bus Config 8 lanes
Bus Speed 8GT/s	Bus Speed 16GT/s
Bus Bandwidth 4GB/s	Bus Bandwidth 16GB/s

Expansion

PCIe PCIe 3.0 x16 15.8GB/sBandwidth	PCIe PCIe 5.0 x16 63GB/sBandwidth
-	PCIe Secondary PCIe 4.0 x4 7.9GB/sBandwidth

iGPU

iGPU UHD 630 1050MHz	iGPU UHD 770 1500MHz
Shaders 192	Shaders 256
Boost Clock 1.05GHz	Boost Clock 1.5GHz
Peak·FP32·FP16 403.2 GFLOPSFP16	Peak·FP32·FP16 1.54 TFLOPSFP16

NPU

NPU Model -

NPU Model GNA 3.0

Chip

Manufacturer Intel	Manufacturer Intel
ISA x86-64	ISA x86-64
Architecture Skylake	Architecture Alder Lake
Family Core 8th Gen	Family Core 12th Gen
Branding	Branding
Codename Coffee Lake-B Coffee Lake-4C-GT2Variant - -	Codename Alder Lake-HX Alder Lake-8P-8EVariant Golden CoveP-Core GracemontE-Core
Market Segment Desktop	Market Segment Desktop
Release Date Oct 30, 2018	Release Date Nov 4, 2021

Fabrication

Foundry Intel	Foundry Intel
Fabrication Node 14nm++	Fabrication Node Intel 7
Die Size 126mm²	Die Size 202mm²
Transistor Count 2.1 Billion	Transistor Count 14.6 Billion
Transistor Density 17 MTr/mm²	Transistor Density 72 MTr/mm²

Images

No images available

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Used In

Desktops Mac mini(Late 2018)

Desktops XPS(XD8950, Late 2021)OMEN 40L(Mid 2022)OMEN 45L(Early 2022)

Competitors

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IntelCore i7-12700K vs CPU AMDRyzen 7 9800X3D IntelCore i7-12700K vs CPU IntelCore Ultra 5 245K IntelCore i7-12700K vs CPU AMDRyzen 9 9900X3D Show 12 more