Product Compare

Intel Core i5 9400F vs Intel Core i5 8257U

	CPU Intel Core i5 9400F	CPU Intel Core i5 8257U
General Parameters
Release Date	Jan 2019	Jul 2019
Manufacturer	Intel	Intel
Type	Desktop	Laptop
Instruction Set	x86-64	x86-64
Core Architecture	Coffee Lake	Coffee Lake
Processor Number	i5-9400F	i5-8257U
Integrated Graphics	N/A	Iris Plus Graphics 645
Package
Manufacturing Process	14 nm	14 nm
Socket	LGA-1151	BGA-1528
Power Consumption	65 W	15 W
Peak Operating Temperature	100 °C	100 °C
CPU Performance
Performance Cores	6	4
Performance Core Threads	6	8
Performance Core Base Frequency	2.9 GHz	1.4 GHz
Performance Core Turbo Frequency	4.1 GHz	3.9 GHz
Total Core Count	6	4
Total Thread Count	6	8
Bus Frequency	100 MHz
Multiplier	29x	14x
L1 Cache	64 K per core	32 K per core
L2 Cache	256 K per core	256 K per core
L3 Cache	9 MB shared	6 MB shared
Unlocked Multiplier	No	No
Memory Parameters
Memory Types	DDR4-2666	DDR4-2400, LPDDR3-2133
Max Memory Size	128 GB	32 GB
Max Memory Channels	2	2
Max Memory Bandwidth	41.6 GB/s	37.5 GB/s
ECC Memory Support	No	No
Miscellaneous
Official Website	Official Link ↗	Official Link ↗
PCIe Version	3.0	3.0
PCIe Lanes	16	16
Extended Instruction Set	SSE4.1, SSE4.2, AVX-2	SSE4.1, SSE4.2, AVX-2
Graphics Card Parameters
Integrated Graphics		true
GPU Base Frequency		300 MHz
GPU Max Dynamic Frequency		1050 MHz
Shader Units		384
Texture Units		48
Raster Operation Units		6
Execution Units		48
Power Consumption		15 W
Max Resolution		4096x2304 - 60 Hz
Benchmarks
Cinebench R23 Single Core	1014	996
Cinebench R23 Multi Core	5579	4031
Geekbench 6 Single Core	1396	1210
Geekbench 5 Single Core	1067	916
Geekbench 6 Multi Core	5142	3922
Geekbench 5 Multi Core	4806	3820