Intel Core i9-7920X vs Intel Core i5-8600K

Comparative analysis of Intel Core i9-7920X and Intel Core i5-8600K 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, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), 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 i9-7920X

Intel Core i5-8600K

Differences

Reasons to consider the Intel Core i9-7920X

CPU is newer: launch date 7 month(s) later
6 more cores, run more applications at once: 12 vs 6
18 more threads: 24 vs 6
2x more L1 cache, more data can be stored in the L1 cache for quick access later
2x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 56% more L3 cache; more data can be stored in the L3 cache for quick access later
2.3x better performance in PassMark - CPU mark: 23651 vs 10202
2.1x better performance in Geekbench 4 - Multi-Core: 11596 vs 5553
2.5x better performance in 3DMark Fire Strike - Physics Score: 10240 vs 4162
Around 37% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 1.234 vs 0.903
Around 88% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 8.881 vs 4.733
Around 75% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 22.723 vs 13.018

Specifications (specs)
Launch date	September 2017 vs 5 January 2017
Number of cores	12 vs 6
Number of threads	24 vs 6
L1 cache	64 KB (per core) vs 384 KB
L2 cache	256 KB (per core) vs 1.5 MB
L3 cache	14336 KB (shared) vs 9 MB
Benchmarks
PassMark - CPU mark	23651 vs 10202
Geekbench 4 - Multi-Core	11596 vs 5553
3DMark Fire Strike - Physics Score	10240 vs 4162
CompuBench 1.5 Desktop - T-Rex (Frames/s)	1.234 vs 0.903
CompuBench 1.5 Desktop - Video Composition (Frames/s)	8.881 vs 4.733
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	22.723 vs 13.018

Reasons to consider the Intel Core i5-8600K

Around 5% higher maximum core temperature: 100°C vs 95°C
Around 47% lower typical power consumption: 95 Watt vs 140 Watt
Around 3% better performance in PassMark - Single thread mark: 2591 vs 2507
Around 11% better performance in Geekbench 4 - Single Core: 1236 vs 1115
2.4x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 40.046 vs 16.372
Around 32% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 91.178 vs 69.055

Specifications (specs)
Maximum core temperature	100°C vs 95°C
Thermal Design Power (TDP)	95 Watt vs 140 Watt
Benchmarks
PassMark - Single thread mark	2591 vs 2507
Geekbench 4 - Single Core	1236 vs 1115
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	40.046 vs 16.372
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	91.178 vs 69.055

Compare benchmarks

CPU 1: Intel Core i9-7920X
CPU 2: Intel Core i5-8600K

PassMark - Single thread mark

CPU 1

CPU 2

2507

2591

PassMark - CPU mark

CPU 1

CPU 2

23651

10202

Geekbench 4 - Single Core

CPU 1

CPU 2

1115

1236

Geekbench 4 - Multi-Core

CPU 1

CPU 2

11596

5553

3DMark Fire Strike - Physics Score

CPU 1

CPU 2

10240

4162

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

CPU 1

CPU 2

16.372

40.046

CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)

CPU 1

CPU 2

69.055

91.178

CompuBench 1.5 Desktop - T-Rex (Frames/s)

CPU 1

CPU 2

1.234

0.903

CompuBench 1.5 Desktop - Video Composition (Frames/s)

CPU 1

CPU 2

8.881

4.733

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

CPU 1

CPU 2

22.723

13.018

Name	Intel Core i9-7920X	Intel Core i5-8600K
PassMark - Single thread mark	2507	2591
PassMark - CPU mark	23651	10202
Geekbench 4 - Single Core	1115	1236
Geekbench 4 - Multi-Core	11596	5553
3DMark Fire Strike - Physics Score	10240	4162
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	16.372	40.046
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	69.055	91.178
CompuBench 1.5 Desktop - T-Rex (Frames/s)	1.234	0.903
CompuBench 1.5 Desktop - Video Composition (Frames/s)	8.881	4.733
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	22.723	13.018
GFXBench 4.0 - Car Chase Offscreen (Frames)		2054
GFXBench 4.0 - Manhattan (Frames)		3656
GFXBench 4.0 - T-Rex (Frames)		2110
GFXBench 4.0 - Car Chase Offscreen (Fps)		2054
GFXBench 4.0 - Manhattan (Fps)		3656
GFXBench 4.0 - T-Rex (Fps)		2110

Compare specifications (specs)

	Intel Core i9-7920X	Intel Core i5-8600K
Essentials
Architecture codename	Skylake	Coffee Lake
Launch date	September 2017	5 January 2017
Launch price (MSRP)	$1,200	$258
Place in performance rating	1165	1173
Price now	$1,019.99	$379.48
Processor Number	i9-7920X	i5-8600K
Series	Intel® Core™ X-series Processors	8th Generation Intel® Core™ i5 Processors
Status	Launched	Launched
Value for money (0-100)	6.71	9.93
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	2.90 GHz	3.60 GHz
Bus Speed	8 GT/s DMI3	8 GT/s DMI3
L1 cache	64 KB (per core)	384 KB
L2 cache	256 KB (per core)	1.5 MB
L3 cache	14336 KB (shared)	9 MB
Manufacturing process technology	14 nm	14 nm
Maximum case temperature (TCase)	72 °C	72 °C
Maximum core temperature	95°C	100°C
Maximum frequency	4.30 GHz	4.30 GHz
Number of cores	12	6
Number of QPI Links	0
Number of threads	24	6
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
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Sockets supported	FCLGA2066	FCLGA1151
Thermal Design Power (TDP)	140 Watt	95 Watt
Thermal Solution	PCG 2017X	PCG 2015D (130W)
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		1.15 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