Intel Core i5-12400 vs Intel Core i3-8100B Full Specs

Summary

6 Cores 12 Threads 2.5GHz	4 Cores 4 Threads 3.6GHz
TDP 65W	TDP 65W
Bandwidth 76.8GB/s DDR5·DDR4	Bandwidth 42.7GB/s DDR4
iGPU UHD 730 1450MHz	iGPU UHD 630 1050MHz
Peak·FP32·FP16 1.11 TFLOPSFP16	Peak·FP32·FP16 403.2 GFLOPSFP16
Socket LGA 1700	Socket BGA 1440

Highlights

Geekbench 6 Single

Geekbench 6 Single Geekbench 6 Multi Max Bandwidth iGPU Peak iGPU FP32 iGPU FP16 TDP

Core i5-124002,254

x1.82

Core i3-8100B1,239

x1

Show Top Score

Core Config

6 Cores	4 Cores
12 Threads	4 Threads

Clocks

Base Clock 2.5GHz	Base Clock 3.6GHz
Boost Clock 4.4GHz	Boost Clock -
Overclocking Locked	Overclocking Locked

Cache

L1i 32KB	L1i 32KB
L1d 48KB	L1d 32KB
L2 1.25MB	L2 256KB
L3 18MB	L3 6MB

Memory

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

Power & Thermals

TDP 65W	TDP 65W
Peak Power 117W	Peak Power -
Max Operating Temp 100°C Max	Max Operating Temp 100°C Max
Included Cooler 1	Included Cooler -

Chipset Bus

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

Expansion

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

iGPU

iGPU UHD 730 1450MHz	iGPU UHD 630 1050MHz
Shaders 192	Shaders 192
Boost Clock 1.45GHz	Boost Clock 1.05GHz
Peak·FP32·FP16 1.11 TFLOPSFP16	Peak·FP32·FP16 403.2 GFLOPSFP16

NPU

NPU Model GNA 3.0

NPU Model -

Chip

Manufacturer Intel	Manufacturer Intel
ISA x86-64	ISA x86-64
Architecture Alder Lake	Architecture Skylake
Family Core 12th Gen	Family Core 8th Gen
Branding	Branding
Codename Alder Lake-S Alder Lake-6PVariant Golden CoveP-Core	Codename Coffee Lake-B Coffee Lake-4C-GT2Variant -
Market Segment Desktop	Market Segment Desktop
Release Date Jan 18, 2022	Release Date Oct 30, 2018

Fabrication

Foundry Intel	Foundry Intel
Fabrication Node Intel 7	Fabrication Node 14nm++
Die Size 158mm²	Die Size 126mm²
Transistor Count 11.4 Billion	Transistor Count 2.1 Billion
Transistor Density 72 MTr/mm²	Transistor Density 17 MTr/mm²

Images

No images available

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Used In

Desktops XPS(XD8950, Late 2021)Inspiron(ND3910, Early 2022)Envy(Early 2022) Show 1 more	Desktops Mac mini(Late 2018)
All-in-Ones Envy 34(Early 2022)	All-in-Ones -

Competitors

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IntelCore i3-8100B vs CPU AMDRyzen 7 9700X IntelCore i3-8100B vs CPU AMDRyzen 5 7400F IntelCore i3-8100B vs CPU AMDRyzen 3 5305G Show 7 more