Intel Core i5 6400 vs AMD Ryzen 5 9600
We compared two desktop CPUs: Intel Core i5 6400 with 4 cores 2.7GHz and AMD Ryzen 5 9600 with 6 cores 3.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
AMD Ryzen 5 9600 's Advantages
Released 9 years and 5 months late
Higher specification of memory (5600 vs 2133)
Larger memory bandwidth (89.6GB/s vs 34.1GB/s)
Newer PCIe version (5.0 vs 3.0)
Higher base frequency (3.8GHz vs 2.7GHz)
Larger L3 cache size (32MB vs 6MB)
More modern manufacturing process (4nm vs 14nm)
Score
Benchmark
Geekbench 6 Single Core
Intel Core i5 6400
1143
AMD Ryzen 5 9600
+183%
3240
Geekbench 6 Multi Core
Intel Core i5 6400
3312
AMD Ryzen 5 9600
+347%
14815
General Parameters
Sep 2015
Release Date
Feb 2025
Intel
Manufacturer
Amd
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Skylake
Core Architecture
Zen 5 (Granite Ridge)
i5-6400
Processor Number
-
LGA-1151
Socket
AM5
HD Graphics 530
Integrated Graphics
Radeon Graphics
-
Generation
Zen 5 (Granite Ridge)
Package
14 nm
Manufacturing Process
4 nm
65 W
Power Consumption
65 W
-
Peak Operating Temperature
95 °C
-
Foundry
TSMC
-
I/O Process Size
6 nm
CPU Performance
4
Performance Cores
6
4
Performance Core Threads
12
2.7 GHz
Performance Core Base Frequency
3.8 GHz
3.3 GHz
Performance Core Turbo Frequency
5.2 GHz
4
Total Core Count
6
4
Total Thread Count
12
100 MHz
Bus Frequency
100 MHz
27x
Multiplier
38
64 K per core
L1 Cache
80 K per core
256 K per core
L2 Cache
1 MB per core
6 MB shared
L3 Cache
32 MB shared
No
Unlocked Multiplier
Yes
-
SMP
1
Memory Parameters
DDR4-2133, DDR3L-1600
Memory Types
DDR5-5600
64 GB
Max Memory Size
192 GB
2
Max Memory Channels
2
34.1 GB/s
Max Memory Bandwidth
89.6 GB/s
No
ECC Memory Support
Yes
Graphics Card Parameters
true
Integrated Graphics
true
950 MHz
GPU Max Dynamic Frequency
2200 MHz
-
Execution Units
2
Miscellaneous
3.0
PCIe Version
5.0
16
PCIe Lanes
28
SSE4.1, SSE4.2, AVX-2
Extended Instruction Set
-
