Intel Core i5 6400 vs Intel Core Ultra 5 225T
We compared two desktop CPUs: Intel Core i5 6400 with 4 cores 2.7GHz and Intel Core Ultra 5 225T with 10 cores 2.5GHz . 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
Higher base frequency (2.7GHz vs 2.5GHz)
Intel Core Ultra 5 225T 's Advantages
Released 9 years and 4 months late
Higher specification of memory (6400 vs 2133)
Newer PCIe version (5 vs 3.0)
Larger L3 cache size (20MB vs 6MB)
More modern manufacturing process (3nm vs 14nm)
Score
General Parameters
Sep 2015
Release Date
Jan 2025
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
-
Skylake
Core Architecture
Arrow Lake-S
i5-6400
Processor Number
-
LGA-1151
Socket
Intel Socket 1851
HD Graphics 530
Integrated Graphics
Arc Xe-LPG Graphics 16EU
-
Generation
Ultra 5 (Arrow Lake)
Package
-
Transistor Count
17.8 billions
14 nm
Manufacturing Process
3 nm
65 W
Power Consumption
65 W
-
Peak Operating Temperature
105°C
-
Foundry
TSMC
-
Die Size
243 mm²
CPU Performance
4
Performance Cores
6
4
Performance Core Threads
12
2.7 GHz
Performance Core Base Frequency
2.5 GHz
3.3 GHz
Performance Core Turbo Frequency
4.9 GHz
-
Efficiency Cores
4
-
Efficiency Core Threads
4
-
Efficiency Core Base Frequency
1900 MHz
-
Efficiency Core Turbo Frequency
4.4 GHz
4
Total Core Count
10
4
Total Thread Count
10
100 MHz
Bus Frequency
100 MHz
27x
Multiplier
25.0
64 K per core
L1 Cache
192 KB per core
256 K per core
L2 Cache
3 MB per core
6 MB shared
L3 Cache
20 MB shared
No
Unlocked Multiplier
No
-
SMP
1
Memory Parameters
DDR4-2133, DDR3L-1600
Memory Types
DDR5-6400
64 GB
Max Memory Size
-
2
Max Memory Channels
2
34.1 GB/s
Max Memory Bandwidth
-
No
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
-
950 MHz
GPU Max Dynamic Frequency
-
Miscellaneous
3.0
PCIe Version
5
16
PCIe Lanes
20
SSE4.1, SSE4.2, AVX-2
Extended Instruction Set
-
