Share link|

Submit benchmark

Comparison Search Benchmarks CPUs Leaderboards CPU News & Articles GPU comparison Apple product comparison

Deutsch English Español Français Italiano Japanese

Intel Core i9-9900KF vs Intel Core i5-9400

Last updated: 2026-07-03

Table of Contents

Summary
Benchmarks
Specifications
User Reviews
Popular Comparisons

Summary

Benchmarks

Performance Overview
Average performance across multiple benchmarks

Single-core performance

Rank 1 - 100 %

Intel Core i9-9900KF

Rank 2 - 81 %

Intel Core i5-9400

Multi-core performance

Rank 1 - 100 %

Intel Core i9-9900KF

Rank 2 - 51 %

Intel Core i5-9400

Cinebench R23 Single-Core
Single-core performance

8C / 16T · 5.00 GHz

1,294 pts

6C / 6T · 4.10 GHz

1,005 pts

Cinebench R23 Multi-Core
Multi-core performance

8C / 16T · 4.70 GHz

12,812 pts

6C / 6T · 3.90 GHz

5,341 pts

Geekbench 6 Single-Core
Single-core performance

8C / 16T · 5.00 GHz

1,650

6C / 6T · 4.10 GHz

1,346

Geekbench 6 Multi-Core
Multi-core performance

8C / 16T · 4.70 GHz

8,182

6C / 6T · 3.90 GHz

5,164

Geekbench 5, 64bit Single-Core
Single-core performance

8C / 16T · 5.00 GHz

1,342

6C / 6T · 4.10 GHz

1,085

Geekbench 5, 64bit Multi-Core
Multi-core performance

8C / 16T · 4.70 GHz

8,779

6C / 6T · 3.90 GHz

4,722

Blender 3.1 Benchmark
Multi-core performance

8C / 16T · 4.70 GHz

171

6C / 6T · 3.90 GHz

Blender 2.81 (bmw27)
Multi-core performance

8C / 16T · 4.70 GHz

165.4 s

6C / 6T · 3.90 GHz

378.1 s

CPU-Z Benchmark 17 Single-Core
Single-core performance

8C / 16T · 5.00 GHz

557

6C / 6T · 4.10 GHz

462

CPU-Z Benchmark 17 Multi-Core
Multi-core performance

8C / 16T · 3.60 GHz

5,564

6C / 6T · 2.90 GHz

2,585

Cinebench R15 (Single-Core)
Single-core performance

8C / 16T · 5.00 GHz

219 cb

6C / 6T · 4.10 GHz

177 cb

Cinebench R15 (Multi-Core)
Multi-core performance

8C / 16T · 4.70 GHz

2,245 cb

6C / 6T · 3.90 GHz

987 cb

More benchmarks

Cinebench 2026 (ST)
218 entries

Cinebench 2026 (MC)
219 entries

Cinebench 2024 (SC)
427 entries

Cinebench 2024 (MC)
422 entries

Cinebench R23 (SC)
690 entries

Cinebench R23 (MC)
665 entries

Geekbench 6 (SC)
1,989 entries

Geekbench 6 (MC)
1,927 entries

Cinebench R20 (SC)
666 entries

Geekbench 5 (SC)
2,512 entries

Cinebench R20 (MC)
615 entries

Geekbench 5 (MC)
2,483 entries

FP32 SP (iGPU)
2,219 entries

3DMark Timespy (iGPU)
534 entries

Blender 3.1 Benchmark
213 entries

PassMark CPU-Mark
2,504 entries

Blender 2.81 (bmw27)
190 entries

CPU-Z Benchmark 17 (SC)
250 entries

CPU-Z Benchmark 17 (MC)
751 entries

Monero Hashrate
94 entries

V-Ray CPU-Render
251 entries

Cinebench R15 (SC)
1,113 entries

Cinebench R15 (MC)
1,110 entries

Geekbench 3 (SC)
945 entries

Geekbench 3 (MC)
941 entries

Cinebench R11.5 (SC)
826 entries

Cinebench R11.5 (MC)
837 entries

Specifications

At a glance

Wischen	Intel Core i9-9900KF	Intel Core i5-9400
Family	Intel Core i9 (81)	Intel Core i5 (336)
CPU group	Intel Core i 9000 (34)	Intel Core i 9000 (34)
Architecture	Coffee Lake S Refresh	Coffee Lake S Refresh
Technology	14 nm	14 nm
Segment	Desktop	Desktop
Socket	LGA 1151-2	LGA 1151-2
Predecessor		Intel Core i5-8400
Successor	Intel Core i9-10900KF	Intel Core i5-10400

CPU Cores and Base Frequency

Wischen	Intel Core i9-9900KF	Intel Core i5-9400
CPU Cores / Threads	8 / 16	6 / 6
Hyperthreading / SMT	✓	✗
Core architecture	normal	normal
Cores:	8x	6x
Frequency:	3.60 GHz	2.90 GHz
Turbo (1 Core):	5.00 GHz	4.10 GHz
Turbo (All Cores):	4.70 GHz	3.90 GHz
L2-Cache
L3-Cache	16.00 MB	9.00 MB
Overclocking	✓	✗

Integrated graphics (iGPU)

Wischen	Intel Core i9-9900KF	Intel Core i5-9400
GPU name	no iGPU	Intel UHD Graphics 630
GPU frequency		0.35 - 1.05 GHz
CUs / Shader	/	24 / 192
Raytracing	✗	✗
Max. displays		3
Max. GPU Memory		64 GB
Technology		14 nm
Release date		Q4/2017

NPU AI performance

Wischen	Intel Core i9-9900KF	Intel Core i5-9400
AI hardware
AI specifications
NPU + CPU + iGPU

Memory & PCIe

Wischen	Intel Core i9-9900KF	Intel Core i5-9400
Memory	DDR4-2666 (42.7 GB/s)	DDR4-2666 (42.7 GB/s)
Max. Memory	128 GB	128 GB
Memory channels	2	2
ECC	No	No
PCIe	3.0 x 16	3.0 x 16
PCIe Bandwidth	15.8 GB/s	15.8 GB/s

Thermal Management

Wischen	Intel Core i9-9900KF	Intel Core i5-9400
TDP	95 W	65 W
TDP (PL2)	119 W @ 28 s
TDP up
TDP down
T. junction max.	100 °C	100 °C

Technical details

Wischen	Intel Core i9-9900KF	Intel Core i5-9400
Chip design	Monolithic	Monolithic
AES-NI	✓	✓
Operating systems	Windows 10, Windows 11, Linux	Windows 10, Windows 11, Linux
Instruction set	x86-64 (64 bit)	x86-64 (64 bit)
ISA extensions	SSE4.1, SSE4.2, AVX2	SSE4.1, SSE4.2, AVX2
Release date	Q1/2019	Q2/2019
Release price	600 $	220 $
Documents	Technical data sheet	Technical data sheet

User Reviews

Your rating

Here you can rate one or both of the processors. The average rating of Intel Core i9-9900KF is 4.4 stars (22 ratings), while Intel Core i5-9400 has received 3.9 stars (42 ratings).

Click on the stars to rate one or both processors.

Intel Core i9-9900KF
8C / 16T · 3.60 - 5.00 GHz

★★★★★

Intel Core i5-9400
6C / 6T · 2.90 - 4.10 GHz

★★★★★