Product Compare

Intel Core i7 7820X vs Intel Core i5 11400

	CPU Intel Core i7 7820X	CPU Intel Core i5 11400
General Parameters
Release Date	May 2017	Mar 2021
Manufacturer	Intel	Intel
Type	Desktop	Desktop
Instruction Set	x86-64	x86-64
Core Architecture	Skylake	Rocket Lake
Processor Number	i7-7820X	i5-11400
Integrated Graphics	N/A	UHD Graphics 730
Package
Manufacturing Process	14 nm	14 nm
Socket	LGA-2066	LGA-1200
Power Consumption	140 W	65 W
Peak Operating Temperature	99 °C	100 °C
CPU Performance
Performance Cores	8	6
Performance Core Threads	16	12
Performance Core Base Frequency	3.6 GHz	2.6 GHz
Performance Core Turbo Frequency	4.3 GHz	4.4 GHz
Total Core Count	8	6
Total Thread Count	16	12
Bus Frequency	100 MHz	100 MHz
Multiplier	36x	26x
L1 Cache	64 K per core	64 K per core
L2 Cache	1 MB per core	512 K per core
L3 Cache	11 MB shared	12 MB shared
Unlocked Multiplier	Yes	No
Memory Parameters
Memory Types	DDR4-2666	DDR4-3200
Max Memory Size	128 GB	128 GB
Max Memory Channels	4	2
Max Memory Bandwidth	79.47 GB/s	50 GB/s
ECC Memory Support	No	No
Miscellaneous
Official Website	Official Link ↗	Official Link ↗
PCIe Version	3.0	4.0
PCIe Lanes	28	20
Extended Instruction Set	SSE4.1, SSE4.2, AVX-2, AVX-512
Graphics Card Parameters
Integrated Graphics		true
GPU Base Frequency		300 MHz
GPU Max Dynamic Frequency		1300 MHz
Shader Units		192
Texture Units		48
Raster Operation Units		24
Execution Units		24
Power Consumption		15 W
Max Resolution		3840x2160 - 60 Hz
Benchmarks
Cinebench R23 Single Core	1338	1332
Cinebench R23 Multi Core	13358	9558
Geekbench 6 Single Core	1252	1915
Geekbench 5 Single Core	1120	1505
Geekbench 6 Multi Core	7510	7552
Geekbench 5 Multi Core	8504	7090
Passmark CPU Single Core	2536	3031
Passmark CPU Multi Core	17189	16980