AMD Ryzen 5 8400F vs Intel Core i7 7820X
CPU Specs Compare
General Parameters
Release Date
May 2024
May 2017
Manufacturer
Amd
Intel
Type
Desktop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Zen 4 (Phoenix)
Skylake
Integrated Graphics
No
N/A
Generation
Ryzen 5 (Zen 4 (Phoenix))
-
Processor Number
-
i7-7820X
Package
Transistor Count
25 billions
-
Manufacturing Process
4 nm
14 nm
Socket
AM5
LGA-2066
Power Consumption
45-65 W
140 W
Peak Operating Temperature
95 °C
99 °C
Foundry
TSMC
-
Die Size
178 mm²
-
Package
FC-LGA1718
-
CPU Performance
Performance Cores
6
8
Performance Core Threads
12
16
Performance Core Base Frequency
4.2 GHz
3.6 GHz
Performance Core Turbo Frequency
4.7 GHz
4.3 GHz
Total Core Count
6
8
Total Thread Count
12
16
Bus Frequency
100 MHz
100 MHz
Multiplier
42
36x
L1 Cache
64 K per core
64 K per core
L2 Cache
1 MB per core
1 MB per core
L3 Cache
16 MB shared
11 MB shared
Unlocked Multiplier
Yes
Yes
SMP
1
-
Memory Parameters
Memory Types
DDR5-5200
DDR4-2666
Max Memory Size
256 GB
128 GB
Max Memory Channels
2
4
Max Memory Bandwidth
83.2 GB/s
79.47 GB/s
ECC Memory Support
No
No
Miscellaneous
📊 Benchmark
Cinebench R23
1,691
1,338
Cinebench R23
13,361
13,358
Geekbench 6
2,500
1,252
Geekbench 6
10,760
7,510
Passmark CPU
3,553
2,536
Passmark CPU
23,127
17,189
Geekbench 5
-
1,120
Geekbench 5
-
8,504