Intel Core i5 6400 vs AMD Ryzen Threadripper 9970X
We compared two desktop CPUs: Intel Core i5 6400 with 4 cores 2.7GHz and AMD Ryzen Threadripper 9970X with 32 cores 4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i5 6400 's Advantages
Integrated graphics card
Lower TDP (65W vs 350W)
AMD Ryzen Threadripper 9970X 's Advantages
Released 9 years and 10 months late
Higher specification of memory (6400 vs 2133)
Newer PCIe version (5 vs 3.0)
Higher base frequency (4GHz vs 2.7GHz)
Larger L3 cache size (128MB vs 6MB)
More modern manufacturing process (4nm vs 14nm)
Score
General Parameters
Sep 2015
Release Date
Jul 2025
Intel
Manufacturer
AMD
Desktop
Type
Desktop
x86-64
Instruction Set
-
Skylake
Core Architecture
Shimada Peak
i5-6400
Processor Number
-
LGA-1151
Socket
AMD Socket sTR5
HD Graphics 530
Integrated Graphics
N/A
-
Generation
Ryzen Threadripper (Zen 5 (Shimada Peak))
Package
-
Transistor Count
33.26 billions
14 nm
Manufacturing Process
4 nm
65 W
Power Consumption
350 W
-
Peak Operating Temperature
95°C
-
Foundry
TSMC
-
Die Size
4x70.6 mm²
-
I/O Process Size
6 nm
-
I/O Die Size
388 mm²
CPU Performance
4
Performance Cores
-
4
Performance Core Threads
-
2.7 GHz
Performance Core Base Frequency
4 GHz
3.3 GHz
Performance Core Turbo Frequency
5.4 GHz
4
Total Core Count
32
4
Total Thread Count
64
100 MHz
Bus Frequency
100 MHz
27x
Multiplier
40.0
64 K per core
L1 Cache
64 KB per core
256 K per core
L2 Cache
1 MB per core
6 MB shared
L3 Cache
128 MB shared
No
Unlocked Multiplier
Yes
-
SMP
1
Memory Parameters
DDR4-2133, DDR3L-1600
Memory Types
DDR5-6400
64 GB
Max Memory Size
1 TB
2
Max Memory Channels
4
34.1 GB/s
Max Memory Bandwidth
-
No
ECC Memory Support
Yes
Graphics Card Parameters
true
Integrated Graphics
-
950 MHz
GPU Max Dynamic Frequency
-
Miscellaneous
3.0
PCIe Version
5
16
PCIe Lanes
48
SSE4.1, SSE4.2, AVX-2
Extended Instruction Set
-
