Home Comparison Intel Core i5 8400T vs Intel Core i5 9400

Intel Core i5 8400T vs Intel Core i5 9400

Intel Core i5 8400T
VS
Intel Core i5 9400
Intel Core i5 8400T
Intel Core i5 9400
We compared two desktop CPUs: Intel Core i5 8400T with 6 cores 1.7GHz and Intel Core i5 9400 with 6 cores 2.9GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i5 8400T 's Advantages
Lower TDP (35W vs 65W)
Intel Core i5 9400 's Advantages
Released 9 months late
Higher base frequency (2.9GHz vs 1.7GHz)

Score

Benchmark

Geekbench 6 Single Core
Intel Core i5 8400T +1%
1120
Intel Core i5 9400
1102
Geekbench 6 Multi Core
Intel Core i5 8400T +58%
3670
Intel Core i5 9400
2309
Blender
Intel Core i5 8400T
35
Intel Core i5 9400 +140%
84
Geekbench 5 Single Core
Intel Core i5 8400T
886
Intel Core i5 9400 +18%
1048
Geekbench 5 Multi Core
Intel Core i5 8400T
4000
Intel Core i5 9400 +14%
4599
Passmark CPU Single Core
Intel Core i5 8400T
1917
Intel Core i5 9400 +28%
2457
Passmark CPU Multi Core
Intel Core i5 8400T
7447
Intel Core i5 9400 +26%
9431
Intel Core i5 8400T
VS
Intel Core i5 9400

General Parameters

Apr 2018
Release Date
Jan 2019
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Coffee Lake
Core Architecture
Coffee Lake
i5-8400T
Processor Number
i5-9400
LGA-1151
Socket
LGA-1151
UHD Graphics 630
Integrated Graphics
UHD Graphics 630

Package

14 nm
Manufacturing Process
14 nm
35 W
Power Consumption
65 W
100 °C
Peak Operating Temperature
100 °C

CPU Performance

6
Performance Cores
6
6
Performance Core Threads
6
1.7 GHz
Performance Core Base Frequency
2.9 GHz
3.3 GHz
Performance Core Turbo Frequency
4.1 GHz
6
Total Core Count
6
6
Total Thread Count
6
100 MHz
Bus Frequency
100 MHz
17x
Multiplier
29x
64 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
256 K per core
9 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
1050 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

Intel Core i5 8400T
Official Website
Intel Core i5 9400
3.0
PCIe Version
3.0
16
PCIe Lanes
16
SSE4.1, SSE4.2, AVX-2
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2

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