AMD Ryzen 5 8400F vs Intel Core i9 12900
We compared two desktop CPUs: AMD Ryzen 5 8400F with 6 cores 4.2GHz and Intel Core i9 12900 with 16 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
AMD Ryzen 5 8400F 's Advantages
Released 2 years and 4 months late
Higher specification of memory (5200 vs 4800)
Larger memory bandwidth (83.2GB/s vs 76.8GB/s)
Higher base frequency (4.2GHz vs 2.4GHz)
More modern manufacturing process (4nm vs 10nm)
Intel Core i9 12900 's Advantages
Newer PCIe version (5 vs 4.0)
Larger L3 cache size (30MB vs 16MB)
Score
Benchmark
Cinebench R23 Single Core
AMD Ryzen 5 8400F
1691
Intel Core i9 12900
+17%
1988
Cinebench R23 Multi Core
AMD Ryzen 5 8400F
13361
Intel Core i9 12900
+97%
26454
Geekbench 6 Single Core
AMD Ryzen 5 8400F
2500
Intel Core i9 12900
+9%
2727
Geekbench 6 Multi Core
AMD Ryzen 5 8400F
10760
Intel Core i9 12900
+24%
13396
General Parameters
May 2024
Release Date
Jan 2022
Amd
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
-
Zen 4 (Phoenix)
Core Architecture
Alder Lake-S
AM5
Socket
Intel Socket 1700
No
Integrated Graphics
UHD Graphics 770
Ryzen 5 (Zen 4 (Phoenix))
Generation
Core i9 (Alder Lake-S)
Package
25 billions
Transistor Count
-
4 nm
Manufacturing Process
10 nm
45-65 W
Power Consumption
65 W
95 °C
Peak Operating Temperature
72 °C
TSMC
Foundry
Intel
178 mm²
Die Size
215 mm²
CPU Performance
6
Performance Cores
8
12
Performance Core Threads
16
4.2 GHz
Performance Core Base Frequency
2.4 GHz
4.7 GHz
Performance Core Turbo Frequency
5.1 GHz
-
Efficiency Cores
8
-
Efficiency Core Threads
8
-
Efficiency Core Base Frequency
1800 MHz
-
Efficiency Core Turbo Frequency
3.8 GHz
6
Total Core Count
16
12
Total Thread Count
24
100 MHz
Bus Frequency
100 MHz
42
Multiplier
24.0
64 K per core
L1 Cache
80 KB per core
1 MB per core
L2 Cache
1.25 MB per core
16 MB shared
L3 Cache
30 MB shared
Yes
Unlocked Multiplier
Yes
1
SMP
1
Memory Parameters
DDR5-5200
Memory Types
DDR4-3200, DDR5-4800
256 GB
Max Memory Size
-
2
Max Memory Channels
2
83.2 GB/s
Max Memory Bandwidth
76.8 GB/s
No
ECC Memory Support
No
