Home Comparison Intel Core i5 11400F vs Intel Core i7 7820X

Intel Core i5 11400F vs Intel Core i7 7820X

Intel Core i5 11400F
VS
Intel Core i7 7820X
Intel Core i5 11400F
Intel Core i7 7820X
We compared two desktop CPUs: Intel Core i5 11400F with 6 cores 2.6GHz and Intel Core i7 7820X with 8 cores 3.6GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i5 11400F 's Advantages
Released 3 years and 10 months late
Higher specification of memory (3200 vs 2666)
Newer PCIe version (4.0 vs 3.0)
Larger L3 cache size (12MB vs 11MB)
Lower TDP (65W vs 140W)
Intel Core i7 7820X 's Advantages
Larger memory bandwidth (79.47GB/s vs 50GB/s)
Higher base frequency (3.6GHz vs 2.6GHz)

Score

Benchmark

Cinebench R23 Single Core
Intel Core i5 11400F
1333
Intel Core i7 7820X
1338
Cinebench R23 Multi Core
Intel Core i5 11400F
10168
Intel Core i7 7820X +31%
13358
Geekbench 6 Single Core
Intel Core i5 11400F +59%
1995
Intel Core i7 7820X
1252
Geekbench 6 Multi Core
Intel Core i5 11400F +9%
8199
Intel Core i7 7820X
7510
Geekbench 5 Single Core
Intel Core i5 11400F +37%
1543
Intel Core i7 7820X
1120
Geekbench 5 Multi Core
Intel Core i5 11400F
7222
Intel Core i7 7820X +17%
8504
Passmark CPU Single Core
Intel Core i5 11400F +18%
3015
Intel Core i7 7820X
2536
Passmark CPU Multi Core
Intel Core i5 11400F
17070
Intel Core i7 7820X
17189
Intel Core i5 11400F
VS
Intel Core i7 7820X

General Parameters

Mar 2021
Release Date
May 2017
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Rocket Lake
Core Architecture
Skylake
i5-11400F
Processor Number
i7-7820X
LGA-1200
Socket
LGA-2066
N/A
Integrated Graphics
N/A

Package

14 nm
Manufacturing Process
14 nm
65 W
Power Consumption
140 W
100 °C
Peak Operating Temperature
99 °C

CPU Performance

6
Performance Cores
8
12
Performance Core Threads
16
2.6 GHz
Performance Core Base Frequency
3.6 GHz
4.4 GHz
Performance Core Turbo Frequency
4.3 GHz
6
Total Core Count
8
12
Total Thread Count
16
100 MHz
Bus Frequency
100 MHz
26x
Multiplier
36x
64 K per core
L1 Cache
64 K per core
512 K per core
L2 Cache
1 MB per core
12 MB shared
L3 Cache
11 MB shared
No
Unlocked Multiplier
Yes

Memory Parameters

DDR4-3200
Memory Types
DDR4-2666
128 GB
Max Memory Size
128 GB
2
Max Memory Channels
4
50 GB/s
Max Memory Bandwidth
79.47 GB/s
No
ECC Memory Support
No

Miscellaneous

Intel Core i5 11400F
Official Website
Intel Core i7 7820X
4.0
PCIe Version
3.0
20
PCIe Lanes
28
-
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2, AVX-512

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