Intel Core i9-9900KF vs Intel Core i5-9600

Comparative analysis of Intel Core i9-9900KF and Intel Core i5-9600 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, 3DMark Fire Strike - Physics Score.

Intel Core i9-9900KF

Intel Core i5-9600

Differences

Reasons to consider the Intel Core i9-9900KF

2 more cores, run more applications at once: 8 vs 6
Around 9% higher clock speed: 5.00 GHz vs 4.60 GHz
Around 7% better performance in PassMark - Single thread mark: 2915 vs 2716
Around 77% better performance in PassMark - CPU mark: 18144 vs 10270

Specifications (specs)
Number of cores	8 vs 6
Maximum frequency	5.00 GHz vs 4.60 GHz
Benchmarks
PassMark - Single thread mark	2915 vs 2716
PassMark - CPU mark	18144 vs 10270

Reasons to consider the Intel Core i5-9600

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 i5-9600

PassMark - Single thread mark

CPU 1

CPU 2

2915

2716

PassMark - CPU mark

CPU 1

CPU 2

18144

10270

Name	Intel Core i9-9900KF	Intel Core i5-9600
PassMark - Single thread mark	2915	2716
PassMark - CPU mark	18144	10270
Geekbench 4 - Single Core	1343
Geekbench 4 - Multi-Core	8735
3DMark Fire Strike - Physics Score	7041

Compare specifications (specs)

	Intel Core i9-9900KF	Intel Core i5-9600
Essentials
Architecture codename	Coffee Lake	Coffee Lake
Launch date	Q1'19	October 2018
Place in performance rating	901	828
Processor Number	i9-9900KF
Series	9th Generation Intel® Core™ i9 Processors
Status	Launched
Vertical segment	Desktop	Desktop
Launch price (MSRP)		$224
Performance
64 bit support
Base frequency	3.60 GHz	3.10 GHz
Bus Speed	8 GT/s DMI3	8 GT/s DMI3
Manufacturing process technology	14 nm	14 nm
Maximum core temperature	100°C
Maximum frequency	5.00 GHz	4.60 GHz
Number of cores	8	6
Number of threads	16
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
ECC memory support
Compatibility
Max number of CPUs in a configuration	1	1
Package Size	37.5mm x 37.5mm
Sockets supported	FCLGA1151	FCLGA1151
Thermal Design Power (TDP)	95 Watt	65 Watt
Thermal Solution	PCG 2015D (130W)
Peripherals
Max number of PCIe lanes	16
PCI Express revision	3.0
PCIe configurations	Up to 1x16, 2x8, 1x8+2x4
Scalability	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 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)