Product Compare

Intel Core i7 8665U vs Intel Core i9 7900X

	CPU Intel Core i7 8665U	CPU Intel Core i9 7900X
General Parameters
Release Date	Apr 2019	May 2017
Manufacturer	Intel	Intel
Type	Laptop	Desktop
Instruction Set	x86-64	x86-64
Core Architecture	Whiskey Lake	Skylake
Processor Number	i7-8665U	i9-7900X
Integrated Graphics	UHD Graphics 620	N/A
Package
Manufacturing Process	14 nm	14 nm
Socket	BGA-1528	LGA-2066
Power Consumption	15 W	140 W
Peak Operating Temperature	100 °C	95 °C
CPU Performance
Performance Cores	4	10
Performance Core Threads	8	20
Performance Core Base Frequency	1.9 GHz	3.3 GHz
Performance Core Turbo Frequency	4.8 GHz	4.3 GHz
Total Core Count	4	10
Total Thread Count	8	20
Multiplier	19x	33x
L1 Cache	32 K per core	64 K per core
L2 Cache	256 K per core	1 MB per core
L3 Cache	8 MB shared	14 MB shared
Unlocked Multiplier	No	Yes
Bus Frequency		100 MHz
Memory Parameters
Memory Types	DDR4-2400, LPDDR3-2133	DDR4-2666
Max Memory Size	64 GB	128 GB
Max Memory Channels	2	4
Max Memory Bandwidth	37.5 GB/s	79.47 GB/s
ECC Memory Support	No	No
Graphics Card Parameters
Integrated Graphics	true
GPU Base Frequency	300 MHz
GPU Max Dynamic Frequency	1150 MHz
Shader Units	192
Texture Units	24
Raster Operation Units	3
Execution Units	24
Power Consumption	15 W
Max Resolution	4096x2304 - 60 Hz
Miscellaneous
Official Website	Official Link ↗	Official Link ↗
PCIe Version	3.0	3.0
PCIe Lanes	16	44
Extended Instruction Set	SSE4.1, SSE4.2, AVX-2	SSE4.1, SSE4.2, AVX-2, AVX-512
Benchmarks
Cinebench R23 Single Core	1244	1203
Cinebench R23 Multi Core	3752	14998
Geekbench 6 Single Core	1484	1323
Geekbench 6 Multi Core	3939	8536
Passmark CPU Single Core	2192	2556
Passmark CPU Multi Core	6232	20991