Intel Core i5 6400 vs Intel Core i5 8400T
CPU Specs Compare
General Parameters
Release Date
Sep 2015
Apr 2018
Manufacturer
Intel
Intel
Type
Desktop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Skylake
Coffee Lake
Processor Number
i5-6400
i5-8400T
Integrated Graphics
HD Graphics 530
UHD Graphics 630
Package
Manufacturing Process
14 nm
14 nm
Socket
LGA-1151
LGA-1151
Power Consumption
65 W
35 W
Peak Operating Temperature
-
100 °C
CPU Performance
Performance Cores
4
6
Performance Core Threads
4
6
Performance Core Base Frequency
2.7 GHz
1.7 GHz
Performance Core Turbo Frequency
3.3 GHz
3.3 GHz
Total Core Count
4
6
Total Thread Count
4
6
Bus Frequency
100 MHz
100 MHz
Multiplier
27x
17x
L1 Cache
64 K per core
64 K per core
L2 Cache
256 K per core
256 K per core
L3 Cache
6 MB shared
9 MB shared
Unlocked Multiplier
No
No
Memory Parameters
Memory Types
DDR4-2133, DDR3L-1600
DDR4-2666
Max Memory Size
64 GB
128 GB
Max Memory Channels
2
2
Max Memory Bandwidth
34.1 GB/s
41.6 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Max Dynamic Frequency
950 MHz
1050 MHz
GPU Base Frequency
-
350 MHz
Shader Units
-
192
Texture Units
-
24
Raster Operation Units
-
3
Execution Units
-
24
Power Consumption
-
15 W
Max Resolution
-
4096x2304 - 60 Hz
Miscellaneous
📊 Benchmark
Cinebench R23
898
774
Cinebench R23
3,214
3,638
Geekbench 6
1,143
1,120
Geekbench 5
853
-
Geekbench 6
3,312
3,670
Geekbench 5
2,805
-
Blender
49
-
Passmark CPU
1,961
1,917
Passmark CPU
5,151
7,447