Home Comparison Intel Core i5 6400 vs Intel Core i7 9700KF

Intel Core i5 6400 vs Intel Core i7 9700KF

Intel Core i5 6400
VS
Intel Core i7 9700KF
Intel Core i5 6400 Intel Core i7 9700KF
We compared two desktop CPUs: Intel Core i5 6400 with 4 cores 2.7GHz and Intel Core i7 9700KF with 8 cores 3.6GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i5 6400 's Advantages
Integrated graphics card
Lower TDP (65W vs 95W)
Intel Core i7 9700KF 's Advantages
Released 3 years and 4 months late
Higher specification of memory (DDR4-2666 vs DDR4-2133)
Larger memory bandwidth (41.6GB/s vs 34.1GB/s)
Higher base frequency (3.6GHz vs 2.7GHz)
Larger L3 cache size (12MB vs 6MB)

Score

Benchmark

Cinebench R23 Single Core
Intel Core i5 6400
898
Intel Core i7 9700KF +37%
1234
Cinebench R23 Multi Core
Intel Core i5 6400
3214
Intel Core i7 9700KF +182%
9090
Geekbench 6 Single Core
Intel Core i5 6400
1143
Intel Core i7 9700KF +49%
1704
Geekbench 6 Multi Core
Intel Core i5 6400
3312
Intel Core i7 9700KF +134%
7751
Blender
Intel Core i5 6400
41
Intel Core i7 9700KF +234%
137
Geekbench 5 Single Core
Intel Core i5 6400
853
Intel Core i7 9700KF +49%
1272
Geekbench 5 Multi Core
Intel Core i5 6400
2805
Intel Core i7 9700KF +166%
7462
Passmark CPU Single Core
Intel Core i5 6400
1961
Intel Core i7 9700KF +46%
2877
Passmark CPU Multi Core
Intel Core i5 6400
5151
Intel Core i7 9700KF +178%
14360
Intel Core i5 6400
VS
Intel Core i7 9700KF

General Parameters

Sep 2015
Release Date
Jan 2019
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Skylake
Core Architecture
Coffee Lake
i5-6400
Processor Number
i7-9700KF
LGA-1151
Socket
LGA-1151
HD Graphics 530
Integrated Graphics
N/A

Package

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

CPU Performance

4
Performance Cores
8
4
Performance Core Threads
8
2.7 GHz
Performance Core Base Frequency
3.6 GHz
3.3 GHz
Performance Core Turbo Frequency
4.9 GHz
4
Total Core Count
8
4
Total Thread Count
8
100 MHz
Bus Frequency
100 MHz
27x
Multiplier
36x
64 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
256 K per core
6 MB shared
L3 Cache
12 MB shared
No
Unlocked Multiplier
Yes

Memory Parameters

DDR4-2133, DDR3L-1600
Memory Types
DDR4-2666
64 GB
Max Memory Size
128 GB
2
Max Memory Channels
2
34.1 GB/s
Max Memory Bandwidth
41.6 GB/s
No
ECC Memory Support
No

Graphics Card Parameters

true
Integrated Graphics
-
950 MHz
GPU Max Dynamic Frequency
-

Miscellaneous

Intel Core i5 6400
Official Website
Intel Core i7 9700KF
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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