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

Comparative analysis of Intel Core i9-9900KF and Intel Core i5-9400 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization, Graphics, Graphics interfaces, Graphics image quality, Graphics API support. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, 3DMark Fire Strike - Physics Score, GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Fps).

Intel Core i9-9900KF

Intel Core i5-9400

Differences

Reasons to consider the Intel Core i9-9900KF

2 more cores, run more applications at once: 8 vs 6
10 more threads: 16 vs 6
Around 22% higher clock speed: 5.00 GHz vs 4.10 GHz
Around 20% better performance in PassMark - Single thread mark: 2933 vs 2441
Around 95% better performance in PassMark - CPU mark: 18323 vs 9377
Around 25% better performance in Geekbench 4 - Single Core: 1343 vs 1075
Around 88% better performance in Geekbench 4 - Multi-Core: 8735 vs 4645
Around 88% better performance in 3DMark Fire Strike - Physics Score: 7066 vs 3760

Specifications (specs)
Number of cores	8 vs 6
Number of threads	16 vs 6
Maximum frequency	5.00 GHz vs 4.10 GHz
Benchmarks
PassMark - Single thread mark	2933 vs 2441
PassMark - CPU mark	18323 vs 9377
Geekbench 4 - Single Core	1343 vs 1075
Geekbench 4 - Multi-Core	8735 vs 4645
3DMark Fire Strike - Physics Score	7066 vs 3760

Reasons to consider the Intel Core i5-9400

Around 46% lower typical power consumption: 65 Watt vs 95 Watt

Thermal Design Power (TDP)	65 Watt vs 95 Watt

Compare benchmarks

CPU 1: Intel Core i9-9900KF
CPU 2: Intel Core i5-9400

PassMark - Single thread mark

CPU 1

CPU 2

2933

2441

PassMark - CPU mark

CPU 1

CPU 2

18323

9377

Geekbench 4 - Single Core

CPU 1

CPU 2

1343

1075

Geekbench 4 - Multi-Core

CPU 1

CPU 2

8735

4645

3DMark Fire Strike - Physics Score

CPU 1

CPU 2

7066

3760

Name	Intel Core i9-9900KF	Intel Core i5-9400
PassMark - Single thread mark	2933	2441
PassMark - CPU mark	18323	9377
Geekbench 4 - Single Core	1343	1075
Geekbench 4 - Multi-Core	8735	4645
3DMark Fire Strike - Physics Score	7066	3760
GFXBench 4.0 - Car Chase Offscreen (Frames)		1738
GFXBench 4.0 - Manhattan (Frames)		3574
GFXBench 4.0 - T-Rex (Frames)		6414
GFXBench 4.0 - Car Chase Offscreen (Fps)		1738
GFXBench 4.0 - Manhattan (Fps)		3574
GFXBench 4.0 - T-Rex (Fps)		6414

Compare specifications (specs)

	Intel Core i9-9900KF	Intel Core i5-9400
Essentials
Architecture codename	Coffee Lake	Coffee Lake
Launch date	Q1'19	October 2018
Place in performance rating	880	771
Processor Number	i9-9900KF	i5-9400
Series	9th Generation Intel® Core™ i9 Processors	9th Generation Intel® Core™ i5 Processors
Status	Launched	Launched
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	3.60 GHz	2.90 GHz
Bus Speed	8 GT/s DMI3	8 GT/s DMI3
Manufacturing process technology	14 nm	14 nm
Maximum core temperature	100°C	100°C
Maximum frequency	5.00 GHz	4.10 GHz
Number of cores	8	6
Number of threads	16	6
L1 cache		64K (per core)
L2 cache		256K (per core)
L3 cache		9 MB (shared)
Maximum case temperature (TCase)		72 °C
Memory
Max memory channels	2	2
Maximum memory bandwidth	41.6 GB/s	41.6 GB/s
Maximum memory size	128 GB	128 GB
Supported memory types	DDR4-2666	DDR4-2666
Compatibility
Max number of CPUs in a configuration	1	1
Package Size	37.5mm x 37.5mm	37.5mm x 37.5mm
Sockets supported	FCLGA1151	FCLGA1151
Thermal Design Power (TDP)	95 Watt	65 Watt
Thermal Solution	PCG 2015D (130W)	PCG 2015C (65W)
Peripherals
Max number of PCIe lanes	16	16
PCI Express revision	3.0	3.0
PCIe configurations	Up to 1x16, 2x8, 1x8+2x4	Up to 1x16, 2x8, 1x8+2x4
Scalability	1S Only	1S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® Memory Protection Extensions (Intel® MPX)
Intel® OS Guard
Intel® Secure Key technology
Intel® Software Guard Extensions (Intel® SGX)
Intel® Trusted Execution technology (TXT)
Secure Boot
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Stable Image Platform Program (SIPP)
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Intel® Advanced Vector Extensions (AVX)
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)
Graphics
Device ID		0X3E98/x92
Graphics base frequency		350 MHz
Graphics max dynamic frequency		1.05 GHz
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Max video memory		64 GB
Processor graphics		Intel® UHD Graphics 630
Graphics interfaces
Number of displays supported		3
Graphics image quality
4K resolution support
Max resolution over DisplayPort		4096x2304@60Hz
Max resolution over eDP		4096x2304@60Hz
Max resolution over HDMI 1.4		4096x2304@24Hz
Graphics API support
DirectX		12
OpenGL		4.5