Intel Core i7-7820HK vs Intel Core i7-6500U

Comparative analysis of Intel Core i7-7820HK and Intel Core i7-6500U processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Graphics image quality, Graphics API support, 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, 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 i7-7820HK

Intel Core i7-6500U

Differences

Reasons to consider the Intel Core i7-7820HK

CPU is newer: launch date 1 year(s) 4 month(s) later
Processor is unlocked, an unlocked multiplier allows for easier overclocking
2 more cores, run more applications at once: 4 vs 2
4 more threads: 8 vs 4
Around 26% higher clock speed: 3.90 GHz vs 3.10 GHz
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
2x more L3 cache, more data can be stored in the L3 cache for quick access later
2x more maximum memory size: 64 GB vs 32 GB
Around 25% better performance in PassMark - Single thread mark: 2116 vs 1695
2.3x better performance in PassMark - CPU mark: 7377 vs 3278
Around 63% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 85.638 vs 52.491
Around 94% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.691 vs 0.356
Around 8% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 2.65 vs 2.459
Around 19% better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 1720 vs 1444
Around 21% better performance in GFXBench 4.0 - Manhattan (Frames): 3147 vs 2605
Around 39% better performance in GFXBench 4.0 - T-Rex (Frames): 5705 vs 4095
Around 19% better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 1720 vs 1444
Around 21% better performance in GFXBench 4.0 - Manhattan (Fps): 3147 vs 2605
Around 39% better performance in GFXBench 4.0 - T-Rex (Fps): 5705 vs 4095

Specifications (specs)
Launch date	3 January 2017 vs 1 September 2015
Unlocked	Unlocked vs Locked
Number of cores	4 vs 2
Number of threads	8 vs 4
Maximum frequency	3.90 GHz vs 3.10 GHz
L1 cache	256 KB vs 128 KB
L2 cache	1 MB vs 512 KB
L3 cache	8 MB vs 4 MB
Maximum memory size	64 GB vs 32 GB
Benchmarks
PassMark - Single thread mark	2116 vs 1695
PassMark - CPU mark	7377 vs 3278
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	85.638 vs 52.491
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.691 vs 0.356
CompuBench 1.5 Desktop - Video Composition (Frames/s)	2.65 vs 2.459
GFXBench 4.0 - Car Chase Offscreen (Frames)	1720 vs 1444
GFXBench 4.0 - Manhattan (Frames)	3147 vs 2605
GFXBench 4.0 - T-Rex (Frames)	5705 vs 4095
GFXBench 4.0 - Car Chase Offscreen (Fps)	1720 vs 1444
GFXBench 4.0 - Manhattan (Fps)	3147 vs 2605
GFXBench 4.0 - T-Rex (Fps)	5705 vs 4095

Reasons to consider the Intel Core i7-6500U

3x lower typical power consumption: 15 Watt vs 45 Watt
3.3x better performance in Geekbench 4 - Single Core: 3279 vs 1003
Around 61% better performance in Geekbench 4 - Multi-Core: 6364 vs 3955
Around 75% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 9.143 vs 5.233
3.5x better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 21.871 vs 6.316

Specifications (specs)
Thermal Design Power (TDP)	15 Watt vs 45 Watt
Benchmarks
Geekbench 4 - Single Core	3279 vs 1003
Geekbench 4 - Multi-Core	6364 vs 3955
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	9.143 vs 5.233
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	21.871 vs 6.316

Compare benchmarks

CPU 1: Intel Core i7-7820HK
CPU 2: Intel Core i7-6500U

PassMark - Single thread mark

CPU 1

CPU 2

2116

1695

PassMark - CPU mark

CPU 1

CPU 2

7377

3278

Geekbench 4 - Single Core

CPU 1

CPU 2

1003

3279

Geekbench 4 - Multi-Core

CPU 1

CPU 2

3955

6364

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

CPU 1

CPU 2

5.233

9.143

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

CPU 1

CPU 2

85.638

52.491

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

CPU 1

CPU 2

0.691

0.356

CompuBench 1.5 Desktop - Video Composition (Frames/s)

CPU 1

CPU 2

2.65

2.459

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

CPU 1

CPU 2

6.316

21.871

GFXBench 4.0 - Car Chase Offscreen (Frames)

CPU 1

CPU 2

1720

1444

GFXBench 4.0 - Manhattan (Frames)

CPU 1

CPU 2

3147

2605

GFXBench 4.0 - T-Rex (Frames)

CPU 1

CPU 2

5705

4095

GFXBench 4.0 - Car Chase Offscreen (Fps)

CPU 1

CPU 2

1720

1444

GFXBench 4.0 - Manhattan (Fps)

CPU 1

CPU 2

3147

2605

GFXBench 4.0 - T-Rex (Fps)

CPU 1

CPU 2

5705

4095

Name	Intel Core i7-7820HK	Intel Core i7-6500U
PassMark - Single thread mark	2116	1695
PassMark - CPU mark	7377	3278
Geekbench 4 - Single Core	1003	3279
Geekbench 4 - Multi-Core	3955	6364
3DMark Fire Strike - Physics Score	4200
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	5.233	9.143
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	85.638	52.491
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.691	0.356
CompuBench 1.5 Desktop - Video Composition (Frames/s)	2.65	2.459
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	6.316	21.871
GFXBench 4.0 - Car Chase Offscreen (Frames)	1720	1444
GFXBench 4.0 - Manhattan (Frames)	3147	2605
GFXBench 4.0 - T-Rex (Frames)	5705	4095
GFXBench 4.0 - Car Chase Offscreen (Fps)	1720	1444
GFXBench 4.0 - Manhattan (Fps)	3147	2605
GFXBench 4.0 - T-Rex (Fps)	5705	4095

Compare specifications (specs)

	Intel Core i7-7820HK	Intel Core i7-6500U
Essentials
Architecture codename	Kaby Lake	Skylake
Launch date	3 January 2017	1 September 2015
Launch price (MSRP)	$378	$393
Place in performance rating	1283	1299
Processor Number	i7-7820HK	i7-6500U
Series	7th Generation Intel® Core™ i7 Processors	6th Generation Intel® Core™ i7 Processors
Status	Launched	Launched
Vertical segment	Mobile	Mobile
Performance
64 bit support
Base frequency	2.90 GHz	2.50 GHz
Bus Speed	8 GT/s DMI	4 GT/s OPI
L1 cache	256 KB	128 KB
L2 cache	1 MB	512 KB
L3 cache	8 MB	4 MB
Manufacturing process technology	14 nm	14 nm
Maximum core temperature	100°C	100°C
Maximum frequency	3.90 GHz	3.10 GHz
Number of cores	4	2
Number of threads	8	4
Unlocked
Die size		99 mm
Memory
Max memory channels	2	2
Maximum memory bandwidth	37.5 GB/s	34.1 GB/s
Maximum memory size	64 GB	32 GB
Supported memory types	DDR4-2400, LPDDR3-2133, DDR3L-1600	DDR4-2133, LPDDR3-1866, DDR3L-1600
Graphics
Device ID	0x591B	0x1916
Graphics base frequency	350 MHz	300 MHz
Graphics max dynamic frequency	1.10 GHz	1.05 GHz
Graphics max frequency	1.1 GHz	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	32 GB
Processor graphics	Intel® HD Graphics 630	Intel® HD Graphics 520
Graphics interfaces
DisplayPort
DVI
eDP
HDMI
Number of displays supported	3	3
Wireless Display (WiDi) support
Graphics image quality
4K resolution support
Max resolution over DisplayPort	4096x2304@60Hz	4096x2304@60Hz
Max resolution over eDP	4096x2304@60Hz	4096x2304@60Hz
Max resolution over HDMI 1.4	4096x2304@30Hz	4096x2304@24Hz
Max resolution over VGA	N / A	N / A
Max resolution over WiDi		1080p
Graphics API support
DirectX	12	12
OpenGL	4.5	4.5
Compatibility
Configurable TDP-down	35 W	7.5 W
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	42mm x 28mm	42mm X 24mm
Sockets supported	FCBGA1440	FCBGA1356
Thermal Design Power (TDP)	45 Watt	15 Watt
Configurable TDP-down Frequency		800 MHz
Configurable TDP-up		25 W
Configurable TDP-up Frequency		2.60 GHz
Peripherals
Max number of PCIe lanes	16	12
PCI Express revision	3.0	3.0
PCIe configurations	Up to 1x16, 2x8, 1x8+2x4	1x4, 2x2, 1x2+2x1 and 4x1
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)
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® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® My WiFi technology
Intel® Smart Response technology
Intel® Stable Image Platform Program (SIPP)
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Speed Shift technology
Thermal Monitoring
Virtualization
AMD Virtualization (AMD-V™)
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)