Home Comparison Intel Core i5 8400T vs Intel Core i9 9900KS

Intel Core i5 8400T vs Intel Core i9 9900KS

Intel Core i5 8400T
VS
Intel Core i9 9900KS
Intel Core i5 8400T Intel Core i9 9900KS
We compared two desktop CPUs: Intel Core i5 8400T with 6 cores 1.7GHz and Intel Core i9 9900KS with 8 cores 4.0GHz . 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 127W)
Intel Core i9 9900KS 's Advantages
Released 1 years and 6 months late
Higher base frequency (4.0GHz vs 1.7GHz)
Larger L3 cache size (16MB vs 9MB)

Score

Benchmark

Cinebench R23 Single Core
Intel Core i5 8400T
774
Intel Core i9 9900KS +67%
1294
Cinebench R23 Multi Core
Intel Core i5 8400T
3638
Intel Core i9 9900KS +255%
12951
Geekbench 6 Single Core
Intel Core i5 8400T
1120
Intel Core i9 9900KS +49%
1678
Geekbench 6 Multi Core
Intel Core i5 8400T
3670
Intel Core i9 9900KS +138%
8751
Blender
Intel Core i5 8400T
35
Intel Core i9 9900KS +382%
169
Geekbench 5 Single Core
Intel Core i5 8400T
886
Intel Core i9 9900KS +56%
1391
Geekbench 5 Multi Core
Intel Core i5 8400T
4000
Intel Core i9 9900KS +140%
9636
Passmark CPU Single Core
Intel Core i5 8400T
1917
Intel Core i9 9900KS +58%
3029
Passmark CPU Multi Core
Intel Core i5 8400T
7447
Intel Core i9 9900KS +160%
19417
Intel Core i5 8400T
VS
Intel Core i9 9900KS

General Parameters

Apr 2018
Release Date
Oct 2019
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Coffee Lake
Core Architecture
Coffee Lake
i5-8400T
Processor Number
i9-9900KS
LGA-1151
Socket
LGA-1151
UHD Graphics 630
Integrated Graphics
UHD Graphics 630

Package

14 nm
Manufacturing Process
14 nm
LGA-1151
Socket
LGA-1151
35 W
Power Consumption
127 W
100 °C
Peak Operating Temperature
100 °C

CPU Performance

6
Performance Cores
8
6
Performance Core Threads
16
1.7 GHz
Performance Core Base Frequency
4.0 GHz
3.3 GHz
Performance Core Turbo Frequency
5 GHz
6
Total Core Count
8
6
Total Thread Count
16
100 MHz
Bus Frequency
100 MHz
17x
Multiplier
40x
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
16 MB shared
No
Unlocked Multiplier
Yes

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
1200 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 i9 9900KS
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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