Home Comparison Intel Core i9 9900KF vs Intel Core i5 8400

Intel Core i9 9900KF vs Intel Core i5 8400

Intel Core i9 9900KF
VS
Intel Core i5 8400
Intel Core i9 9900KF
Intel Core i5 8400
We compared two desktop CPUs: Intel Core i9 9900KF with 8 cores 3.6GHz 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 i9 9900KF 's Advantages
Released 1 years and 3 months late
Higher base frequency (3.6GHz vs 2.8GHz)
Larger L3 cache size (16MB vs 9MB)
Intel Core i5 8400 's Advantages
Integrated graphics card
Lower TDP (65W vs 95W)

Score

Benchmark

Cinebench R23 Single Core
Intel Core i9 9900KF +22%
1260
Intel Core i5 8400
1026
Cinebench R23 Multi Core
Intel Core i9 9900KF +117%
12606
Intel Core i5 8400
5798
Geekbench 6 Single Core
Intel Core i9 9900KF +24%
1612
Intel Core i5 8400
1298
Geekbench 6 Multi Core
Intel Core i9 9900KF +63%
7648
Intel Core i5 8400
4677
Blender
Intel Core i9 9900KF +125%
187
Intel Core i5 8400
83
Geekbench 5 Single Core
Intel Core i9 9900KF +25%
1300
Intel Core i5 8400
1032
Geekbench 5 Multi Core
Intel Core i9 9900KF +92%
8856
Intel Core i5 8400
4611
Passmark CPU Single Core
Intel Core i9 9900KF +23%
2945
Intel Core i5 8400
2387
Passmark CPU Multi Core
Intel Core i9 9900KF +100%
18462
Intel Core i5 8400
9214
Intel Core i9 9900KF
VS
Intel Core i5 8400

General Parameters

Jan 2019
Release Date
Oct 2017
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Coffee Lake
Core Architecture
Coffee Lake
i9-9900KF
Processor Number
i5-8400
LGA-1151
Socket
LGA-1151
N/A
Integrated Graphics
UHD Graphics 630

Package

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

CPU Performance

8
Performance Cores
6
16
Performance Core Threads
6
3.6 GHz
Performance Core Base Frequency
2.8 GHz
5 GHz
Performance Core Turbo Frequency
4 GHz
8
Total Core Count
6
16
Total Thread Count
6
100 MHz
Bus Frequency
100 MHz
36x
Multiplier
28x
64 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
256 K per core
16 MB shared
L3 Cache
9 MB shared
Yes
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

-
Integrated Graphics
true
-
GPU Base Frequency
350 MHz
-
GPU Max Dynamic Frequency
1050 MHz
-
Shader Units
192
-
Texture Units
24
-
Raster Operation Units
3
-
Execution Units
24
-
Power Consumption
15 W
-
Max Resolution
4096x2304 - 60 Hz
-
Graphics Performance
0.38 TFLOPS

Miscellaneous

Intel Core i9 9900KF
Official Website
Intel Core i5 8400
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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