Product Compare

Intel Core i5 8400 vs Intel Core Ultra 7 270K Plus

	CPU Intel Core i5 8400	CPU Intel Core Ultra 7 270K Plus
General Parameters
Release Date	Oct 2017	Mar 2026
Manufacturer	Intel	Intel
Type	Desktop	Desktop
Instruction Set	x86-64	x86-64
Core Architecture	Coffee Lake	Arrow Lake
Processor Number	i5-8400	270K+
Integrated Graphics	UHD Graphics 630	Arc iGPU (4-Cores)
Package
Manufacturing Process	14 nm	3 nm
Socket	LGA-1151	FCLGA-1851
Power Consumption	65 W	125 W
Peak Operating Temperature	100 °C	105 °C
Transistor Count		17.8 billions
Max Turbo Power Consumption		250 W
CPU Performance
Performance Cores	6	8
Performance Core Threads	6	8
Performance Core Base Frequency	2.8 GHz	3.7 GHz
Performance Core Turbo Frequency	4 GHz	5.4 GHz
Total Core Count	6	24
Total Thread Count	6	24
Bus Frequency	100 MHz	100 MHz
Multiplier	28x	37
L1 Cache	64 K per core	192 K per core
L2 Cache	256 K per core	3 MB per core
L3 Cache	9 MB shared	36 MB shared
Unlocked Multiplier	No	Yes
Efficiency Cores		16
Efficiency Core Threads		16
Efficiency Core Base Frequency		3.2 GHz
Efficiency Core Turbo Frequency		4.7 GHz
Memory Parameters
Memory Types	DDR4-2666	DDR5-7200
Max Memory Size	128 GB	256 GB
Max Memory Channels	2	2
Max Memory Bandwidth	41.6 GB/s	115.2 GB/s
ECC Memory Support	No	Yes
Graphics Card Parameters
Integrated Graphics	true	true
GPU Base Frequency	350 MHz	300 MHz
GPU Max Dynamic Frequency	1050 MHz	2000 MHz
Shader Units	192	512
Texture Units	24	32
Raster Operation Units	3	16
Execution Units	24	64
Power Consumption	15 W	14
Max Resolution	4096x2304 - 60 Hz
Miscellaneous
Official Website	Official Link ↗	Official Link ↗
PCIe Version	3.0	5.0
PCIe Lanes	16	24
Extended Instruction Set	SSE4.1, SSE4.2, AVX-2
Benchmarks
Cinebench R23 Single Core	1026	2450
Cinebench R23 Multi Core	5798	43070
Geekbench 6 Single Core	1298	3749
Geekbench 6 Multi Core	4677	27432
Passmark CPU Single Core	2387	5081
Passmark CPU Multi Core	9214	68825