Intel Core i5 10400 vs Intel Core i5 8400
We compared two desktop CPUs: Intel Core i5 10400 with 6 cores 2.9GHz and Intel Core i5 8400 with 6 cores 2.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i5 10400 's Advantages
Released 2 years and 7 months late
Higher base frequency (2.9GHz vs 2.8GHz)
Larger L3 cache size (12MB vs 9MB)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i5 10400
+9%
1126
Intel Core i5 8400
1026
Cinebench R23 Multi Core
Intel Core i5 10400
+31%
7610
Intel Core i5 8400
5798
Geekbench 6 Single Core
Intel Core i5 10400
+7%
1401
Intel Core i5 8400
1298
Geekbench 6 Multi Core
Intel Core i5 10400
+26%
5919
Intel Core i5 8400
4677
Blender
Intel Core i5 10400
+53%
127
Intel Core i5 8400
83
Geekbench 5 Single Core
Intel Core i5 10400
+11%
1149
Intel Core i5 8400
1032
Geekbench 5 Multi Core
Intel Core i5 10400
+25%
5766
Intel Core i5 8400
4611
Passmark CPU Single Core
Intel Core i5 10400
+7%
2569
Intel Core i5 8400
2387
Passmark CPU Multi Core
Intel Core i5 10400
+32%
12194
Intel Core i5 8400
9214
General Parameters
May 2020
Release Date
Oct 2017
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Comet Lake
Core Architecture
Coffee Lake
i5-10400
Processor Number
i5-8400
LGA-1200
Socket
LGA-1151
UHD Graphics 630
Integrated Graphics
UHD Graphics 630
Package
14 nm
Manufacturing Process
14 nm
65 W
Power Consumption
65 W
100 °C
Peak Operating Temperature
100 °C
CPU Performance
6
Performance Cores
6
12
Performance Core Threads
6
2.9 GHz
Performance Core Base Frequency
2.8 GHz
4.3 GHz
Performance Core Turbo Frequency
4 GHz
6
Total Core Count
6
12
Total Thread Count
6
100 MHz
Bus Frequency
100 MHz
29x
Multiplier
28x
64 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
256 K per core
12 MB shared
L3 Cache
9 MB shared
No
Unlocked Multiplier
No
Memory Parameters
DDR4-2666
Memory Types
DDR4-2666
128 GB
Max Memory Size
128 GB
2
Max Memory Channels
2
41.6 GB/s
Max Memory Bandwidth
41.6 GB/s
No
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
true
350 MHz
GPU Base Frequency
350 MHz
1100 MHz
GPU Max Dynamic Frequency
1050 MHz
192
Shader Units
192
24
Texture Units
24
3
Raster Operation Units
3
24
Execution Units
24
15 W
Power Consumption
15 W
4096x2304 - 60 Hz
Max Resolution
4096x2304 - 60 Hz
0.38 TFLOPS
Graphics Performance
0.38 TFLOPS
Miscellaneous
3.0
PCIe Version
3.0
16
PCIe Lanes
16
-
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2
