Intel Core i7-9800X vs Intel Core i7-8086K

Comparative analysis of Intel Core i7-9800X and Intel Core i7-8086K 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.

Intel Core i7-9800X

Intel Core i7-8086K

Differences

Reasons to consider the Intel Core i7-9800X

2 more cores, run more applications at once: 8 vs 6
4 more threads: 16 vs 12
Around 26% better performance in PassMark - CPU mark: 18085 vs 14313
Around 35% better performance in Geekbench 4 - Multi-Core: 9409 vs 6972
Around 93% better performance in 3DMark Fire Strike - Physics Score: 9740 vs 5045

Specifications (specs)
Number of cores	8 vs 6
Number of threads	16 vs 12
Benchmarks
PassMark - CPU mark	18085 vs 14313
Geekbench 4 - Multi-Core	9409 vs 6972
3DMark Fire Strike - Physics Score	9740 vs 5045

Reasons to consider the Intel Core i7-8086K

Processor is unlocked, an unlocked multiplier allows for easier overclocking
Around 14% higher clock speed: 5.00 GHz vs 4.40 GHz
Around 5% higher maximum core temperature: 100°C vs 95°C
Around 74% lower typical power consumption: 95 Watt vs 165 Watt
Around 11% better performance in PassMark - Single thread mark: 2854 vs 2571
Around 12% better performance in Geekbench 4 - Single Core: 1330 vs 1185

Specifications (specs)
Unlocked	Unlocked vs Locked
Maximum frequency	5.00 GHz vs 4.40 GHz
Maximum core temperature	100°C vs 95°C
Thermal Design Power (TDP)	95 Watt vs 165 Watt
Benchmarks
PassMark - Single thread mark	2854 vs 2571
Geekbench 4 - Single Core	1330 vs 1185

Compare benchmarks

CPU 1: Intel Core i7-9800X
CPU 2: Intel Core i7-8086K

PassMark - Single thread mark

CPU 1

CPU 2

2571

2854

PassMark - CPU mark

CPU 1

CPU 2

18085

14313

Geekbench 4 - Single Core

CPU 1

CPU 2

1185

1330

Geekbench 4 - Multi-Core

CPU 1

CPU 2

9409

6972

3DMark Fire Strike - Physics Score

CPU 1

CPU 2

9740

5045

Name	Intel Core i7-9800X	Intel Core i7-8086K
PassMark - Single thread mark	2571	2854
PassMark - CPU mark	18085	14313
Geekbench 4 - Single Core	1185	1330
Geekbench 4 - Multi-Core	9409	6972
3DMark Fire Strike - Physics Score	9740	5045

Compare specifications (specs)

	Intel Core i7-9800X	Intel Core i7-8086K
Essentials
Architecture codename	Skylake	Coffee Lake
Launch date	Q4'18	1 June 2018
Place in performance rating	898	1034
Processor Number	i7-9800X	i7-8086K
Series	Intel® Core™ X-series Processors	8th Generation Intel® Core™ i7 Processors
Status	Launched	Launched
Vertical segment	Desktop	Desktop
Launch price (MSRP)		$425
Price now		$552.96
Value for money (0-100)		8.98
Performance
Base frequency	3.80 GHz	4.00 GHz
Bus Speed	8 GT/s DMI3	8 GT/s DMI3
Manufacturing process technology	14 nm	14 nm
Maximum core temperature	95°C	100°C
Maximum frequency	4.40 GHz	5.00 GHz
Number of cores	8	6
Number of QPI Links	0
Number of threads	16	12
64 bit support
L1 cache		384 KB
L2 cache		1.5 MB
L3 cache		12 MB
Maximum case temperature (TCase)		72 °C
Unlocked
Memory
Max memory channels	4	2
Maximum memory size	128 GB	128 GB
Supported memory types	DDR4-2666	DDR4-2666
Maximum memory bandwidth		41.6 GB/s
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	FCLGA2066	FCLGA1151
Thermal Design Power (TDP)	165 Watt	95 Watt
Thermal Solution	PCG 2017X	PCG 2015D (130W)
Low Halogen Options Available
Package Size		37.5mm x 37.5mm
Peripherals
Max number of PCIe lanes	44	16
PCI Express revision	3.0	3.0
Scalability	1S Only	1S Only
PCIe configurations		Up to 1x16, 2x8, 1x8+2x4
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
Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Turbo Boost technology
Number of AVX-512 FMA Units	2
Idle States
Intel® Advanced Vector Extensions (AVX)
Intel® Stable Image Platform Program (SIPP)
Intel® TSX-NI
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
AMD Virtualization (AMD-V™)
Intel® VT-x with Extended Page Tables (EPT)
Graphics
Device ID		0x3E92
Graphics base frequency		350 MHz
Graphics max dynamic frequency		1.20 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