Intel Core i7-8665U vs Intel Core i7-6820HQ

Comparative analysis of Intel Core i7-8665U and Intel Core i7-6820HQ 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, 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).

 

Differences

Reasons to consider the Intel Core i7-8665U

  • Around 33% higher clock speed: 4.80 GHz vs 3.60 GHz
  • 3x lower typical power consumption: 15 Watt vs 45 Watt
  • Around 12% better performance in PassMark - Single thread mark: 2190 vs 1952
  • Around 17% better performance in Geekbench 4 - Single Core: 987 vs 847
  • Around 30% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 21.142 vs 16.222
  • Around 6% better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 1819 vs 1711
  • Around 6% better performance in GFXBench 4.0 - Manhattan (Frames): 3633 vs 3432
  • Around 6% better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 1819 vs 1711
  • Around 6% better performance in GFXBench 4.0 - Manhattan (Fps): 3633 vs 3432
Specifications (specs)
Maximum frequency 4.80 GHz vs 3.60 GHz
Thermal Design Power (TDP) 15 Watt vs 45 Watt
Benchmarks
PassMark - Single thread mark 2190 vs 1952
Geekbench 4 - Single Core 987 vs 847
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 21.142 vs 16.222
GFXBench 4.0 - Car Chase Offscreen (Frames) 1819 vs 1711
GFXBench 4.0 - Manhattan (Frames) 3633 vs 3432
GFXBench 4.0 - T-Rex (Frames) 6081 vs 6055
GFXBench 4.0 - Car Chase Offscreen (Fps) 1819 vs 1711
GFXBench 4.0 - Manhattan (Fps) 3633 vs 3432
GFXBench 4.0 - T-Rex (Fps) 6081 vs 6055

Reasons to consider the Intel Core i7-6820HQ

  • 2x more maximum memory size: 64 GB vs 32 GB
  • Around 9% better performance in PassMark - CPU mark: 6815 vs 6259
  • Around 3% better performance in Geekbench 4 - Multi-Core: 3304 vs 3196
  • Around 43% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 150.937 vs 105.621
  • Around 50% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.803 vs 0.535
  • Around 22% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 5.424 vs 4.433
  • Around 37% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 42.091 vs 30.665
Specifications (specs)
Maximum memory size 64 GB vs 32 GB
Benchmarks
PassMark - CPU mark 6815 vs 6259
Geekbench 4 - Multi-Core 3304 vs 3196
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 150.937 vs 105.621
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.803 vs 0.535
CompuBench 1.5 Desktop - Video Composition (Frames/s) 5.424 vs 4.433
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 42.091 vs 30.665

Compare benchmarks

CPU 1: Intel Core i7-8665U
CPU 2: Intel Core i7-6820HQ

PassMark - Single thread mark
CPU 1
CPU 2
2190
1952
PassMark - CPU mark
CPU 1
CPU 2
6259
6815
Geekbench 4 - Single Core
CPU 1
CPU 2
987
847
Geekbench 4 - Multi-Core
CPU 1
CPU 2
3196
3304
CompuBench 1.5 Desktop - Face Detection (mPixels/s)
CPU 1
CPU 2
21.142
16.222
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)
CPU 1
CPU 2
105.621
150.937
CompuBench 1.5 Desktop - T-Rex (Frames/s)
CPU 1
CPU 2
0.535
0.803
CompuBench 1.5 Desktop - Video Composition (Frames/s)
CPU 1
CPU 2
4.433
5.424
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)
CPU 1
CPU 2
30.665
42.091
GFXBench 4.0 - Car Chase Offscreen (Frames)
CPU 1
CPU 2
1819
1711
GFXBench 4.0 - Manhattan (Frames)
CPU 1
CPU 2
3633
3432
GFXBench 4.0 - T-Rex (Frames)
CPU 1
CPU 2
6081
6055
GFXBench 4.0 - Car Chase Offscreen (Fps)
CPU 1
CPU 2
1819
1711
GFXBench 4.0 - Manhattan (Fps)
CPU 1
CPU 2
3633
3432
GFXBench 4.0 - T-Rex (Fps)
CPU 1
CPU 2
6081
6055
Name Intel Core i7-8665U Intel Core i7-6820HQ
PassMark - Single thread mark 2190 1952
PassMark - CPU mark 6259 6815
Geekbench 4 - Single Core 987 847
Geekbench 4 - Multi-Core 3196 3304
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 21.142 16.222
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 105.621 150.937
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.535 0.803
CompuBench 1.5 Desktop - Video Composition (Frames/s) 4.433 5.424
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 30.665 42.091
GFXBench 4.0 - Car Chase Offscreen (Frames) 1819 1711
GFXBench 4.0 - Manhattan (Frames) 3633 3432
GFXBench 4.0 - T-Rex (Frames) 6081 6055
GFXBench 4.0 - Car Chase Offscreen (Fps) 1819 1711
GFXBench 4.0 - Manhattan (Fps) 3633 3432
GFXBench 4.0 - T-Rex (Fps) 6081 6055

Compare specifications (specs)

Intel Core i7-8665U Intel Core i7-6820HQ

Essentials

Architecture codename Whiskey Lake Skylake
Launch date Q2 '19 1 September 2015
Launch price (MSRP) $409 $378
Place in performance rating 1090 1096
Processor Number i7-8665U i7-6820HQ
Status Launched Launched
Vertical segment Mobile Mobile
Series 6th Generation Intel® Core™ i7 Processors

Performance

64 bit support
Base frequency 1.90 GHz 2.70 GHz
Bus Speed 4 GT/s OPI 8 GT/s DMI3
L1 cache 256 KB 256 KB
L2 cache 1 MB 1 MB
L3 cache 8 MB 8 MB
Manufacturing process technology 14 nm 14 nm
Maximum core temperature 100 °C 100°C
Maximum frequency 4.80 GHz 3.60 GHz
Number of cores 4 4
Number of threads 8 8
Die size 122 mm

Memory

ECC memory support
Max memory channels 2 2
Maximum memory bandwidth 37.5 GB/s 34.1 GB/s
Maximum memory size 32 GB 64 GB
Supported memory types DDR4-2400, LPDDR3-2133 DDR4-2133, LPDDR3-1866, DDR3L-1600

Graphics

Device ID 0x3EA0 0x191B
Graphics base frequency 300 MHz 350 MHz
Graphics max frequency 1.15 GHz 1.05 GHz
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Max video memory 32 GB 64 GB
Processor graphics Intel UHD Graphics 620 Intel® HD Graphics 530
Graphics max dynamic frequency 1.05 GHz

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@24Hz 4096x2304@24Hz
Max resolution over VGA N / A
Max resolution over WiDi 1080p

Graphics API support

DirectX 12 12
OpenGL 4.5 4.5

Compatibility

Configurable TDP-down 10 Watt 35 W
Configurable TDP-down Frequency 800 MHz
Configurable TDP-up 25 Watt
Configurable TDP-up Frequency 2.10 GHz
Max number of CPUs in a configuration 1 1
Sockets supported FCBGA1528 FCBGA1440
Thermal Design Power (TDP) 15 Watt 45 Watt
Low Halogen Options Available
Package Size 42mm x 28mm

Peripherals

Max number of PCIe lanes 16 16
PCI Express revision 3.0 3.0
PCIe configurations 1x4, 2x2, 1x2+2x1 and 4x1 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)

Advanced Technologies

Enhanced Intel SpeedStep® technology
Idle States
Intel 64
Intel® AES New Instructions
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® My WiFi technology
Intel® Optane™ Memory Supported
Intel® Smart Response technology
Intel® Stable Image Platform Program (SIPP)
Intel® Thermal Velocity Boost
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Speed Shift technology
Thermal Monitoring
Instruction set extensions Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
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)
AMD Virtualization (AMD-V™)