Intel Core i9-9820X vs Intel Core i7-8086K

Comparative analysis of Intel Core i9-9820X 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, 3DMark Fire Strike - Physics Score, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

Intel Core i9-9820X

Intel Core i7-8086K

Differences

Reasons to consider the Intel Core i9-9820X

CPU is newer: launch date 3 month(s) later
4 more cores, run more applications at once: 10 vs 6
8 more threads: 20 vs 12
Around 67% more L1 cache; more data can be stored in the L1 cache for quick access later
6.7x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 38% more L3 cache; more data can be stored in the L3 cache for quick access later
Around 40% better performance in PassMark - CPU mark: 20045 vs 14313
2x better performance in 3DMark Fire Strike - Physics Score: 10201 vs 5045

Specifications (specs)
Launch date	October 2018 vs 1 June 2018
Number of cores	10 vs 6
Number of threads	20 vs 12
L1 cache	64K (per core) vs 384 KB
L2 cache	1 MB (per core) vs 1.5 MB
L3 cache	16.5 MB (shared) vs 12 MB
Benchmarks
PassMark - CPU mark	20045 vs 14313
3DMark Fire Strike - Physics Score	10201 vs 5045

Reasons to consider the Intel Core i7-8086K

Around 22% higher clock speed: 5.00 GHz vs 4.10 GHz
Around 9% higher maximum core temperature: 100°C vs 92°C
Around 74% lower typical power consumption: 95 Watt vs 165 Watt
Around 16% better performance in PassMark - Single thread mark: 2854 vs 2453

Specifications (specs)
Maximum frequency	5.00 GHz vs 4.10 GHz
Maximum core temperature	100°C vs 92°C
Thermal Design Power (TDP)	95 Watt vs 165 Watt
Benchmarks
PassMark - Single thread mark	2854 vs 2453

Compare benchmarks

CPU 1: Intel Core i9-9820X
CPU 2: Intel Core i7-8086K

PassMark - Single thread mark

CPU 1

CPU 2

2453

2854

PassMark - CPU mark

CPU 1

CPU 2

20045

14313

3DMark Fire Strike - Physics Score

CPU 1

CPU 2

10201

5045

Name	Intel Core i9-9820X	Intel Core i7-8086K
PassMark - Single thread mark	2453	2854
PassMark - CPU mark	20045	14313
3DMark Fire Strike - Physics Score	10201	5045
Geekbench 4 - Single Core		1330
Geekbench 4 - Multi-Core		6972

Compare specifications (specs)

	Intel Core i9-9820X	Intel Core i7-8086K
Essentials
Architecture codename	Skylake	Coffee Lake
Launch date	October 2018	1 June 2018
Place in performance rating	770	1034
Processor Number	i9-9820X	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
64 bit support
Base frequency	3.30 GHz	4.00 GHz
Bus Speed	8 GT/s DMI3	8 GT/s DMI3
L1 cache	64K (per core)	384 KB
L2 cache	1 MB (per core)	1.5 MB
L3 cache	16.5 MB (shared)	12 MB
Manufacturing process technology	14 nm	14 nm
Maximum case temperature (TCase)	72 °C	72 °C
Maximum core temperature	92°C	100°C
Maximum frequency	4.10 GHz	5.00 GHz
Number of cores	10	6
Number of QPI Links	0
Number of threads	20	12
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® Trusted Execution technology (TXT)
Intel® Identity Protection technology
Intel® Memory Protection Extensions (Intel® MPX)
Intel® OS Guard
Intel® Secure Key technology
Intel® Software Guard Extensions (Intel® SGX)
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® Advanced Vector Extensions (AVX)
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® 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