Intel Core i9-9900K vs Intel Core i7-6700K

Comparative analysis of Intel Core i9-9900K and Intel Core i7-6700K 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).

 

Differences

Reasons to consider the Intel Core i9-9900K

  • CPU is newer: launch date 3 year(s) 1 month(s) later
  • 4 more cores, run more applications at once: 8 vs 4
  • 8 more threads: 16 vs 8
  • Around 19% higher clock speed: 5.00 GHz vs 4.20 GHz
  • Around 56% higher maximum core temperature: 100°C vs 64°C
  • 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: 128 GB vs 64 GB
  • Around 17% better performance in PassMark - Single thread mark: 2922 vs 2504
  • 2x better performance in PassMark - CPU mark: 18182 vs 8939
  • Around 16% better performance in Geekbench 4 - Single Core: 1336 vs 1148
  • Around 97% better performance in Geekbench 4 - Multi-Core: 8781 vs 4458
  • 2.2x better performance in 3DMark Fire Strike - Physics Score: 7011 vs 3231
  • 2.1x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 12.968 vs 6.186
  • 2x better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 202.925 vs 101.6
  • 2x better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 1.504 vs 0.743
  • 2.3x better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 6.779 vs 2.939
  • 2.4x better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 17.406 vs 7.351
  • Around 23% better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 2165 vs 1760
  • Around 22% better performance in GFXBench 4.0 - Manhattan (Frames): 4003 vs 3294
  • Around 99% better performance in GFXBench 4.0 - T-Rex (Frames): 6679 vs 3360
  • Around 23% better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 2165 vs 1760
  • Around 22% better performance in GFXBench 4.0 - Manhattan (Fps): 4003 vs 3294
  • Around 99% better performance in GFXBench 4.0 - T-Rex (Fps): 6679 vs 3360
Specifications (specs)
Launch date October 2018 vs 5 August 2015
Number of cores 8 vs 4
Number of threads 16 vs 8
Maximum frequency 5.00 GHz vs 4.20 GHz
Maximum core temperature 100°C vs 64°C
L1 cache 64K (per core) vs 256 KB
L2 cache 256K (per core) vs 1 MB
L3 cache 16 MB (shared) vs 8 MB
Maximum memory size 128 GB vs 64 GB
Benchmarks
PassMark - Single thread mark 2922 vs 2504
PassMark - CPU mark 18182 vs 8939
Geekbench 4 - Single Core 1336 vs 1148
Geekbench 4 - Multi-Core 8781 vs 4458
3DMark Fire Strike - Physics Score 7011 vs 3231
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 12.968 vs 6.186
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 202.925 vs 101.6
CompuBench 1.5 Desktop - T-Rex (Frames/s) 1.504 vs 0.743
CompuBench 1.5 Desktop - Video Composition (Frames/s) 6.779 vs 2.939
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 17.406 vs 7.351
GFXBench 4.0 - Car Chase Offscreen (Frames) 2165 vs 1760
GFXBench 4.0 - Manhattan (Frames) 4003 vs 3294
GFXBench 4.0 - T-Rex (Frames) 6679 vs 3360
GFXBench 4.0 - Car Chase Offscreen (Fps) 2165 vs 1760
GFXBench 4.0 - Manhattan (Fps) 4003 vs 3294
GFXBench 4.0 - T-Rex (Fps) 6679 vs 3360

Reasons to consider the Intel Core i7-6700K

  • Around 4% lower typical power consumption: 91 Watt vs 95 Watt
Thermal Design Power (TDP) 91 Watt vs 95 Watt

Compare benchmarks

CPU 1: Intel Core i9-9900K
CPU 2: Intel Core i7-6700K

PassMark - Single thread mark
CPU 1
CPU 2
2922
2504
PassMark - CPU mark
CPU 1
CPU 2
18182
8939
Geekbench 4 - Single Core
CPU 1
CPU 2
1336
1148
Geekbench 4 - Multi-Core
CPU 1
CPU 2
8781
4458
3DMark Fire Strike - Physics Score
CPU 1
CPU 2
7011
3231
CompuBench 1.5 Desktop - Face Detection (mPixels/s)
CPU 1
CPU 2
12.968
6.186
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)
CPU 1
CPU 2
202.925
101.6
CompuBench 1.5 Desktop - T-Rex (Frames/s)
CPU 1
CPU 2
1.504
0.743
CompuBench 1.5 Desktop - Video Composition (Frames/s)
CPU 1
CPU 2
6.779
2.939
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)
CPU 1
CPU 2
17.406
7.351
GFXBench 4.0 - Car Chase Offscreen (Frames)
CPU 1
CPU 2
2165
1760
GFXBench 4.0 - Manhattan (Frames)
CPU 1
CPU 2
4003
3294
GFXBench 4.0 - T-Rex (Frames)
CPU 1
CPU 2
6679
3360
GFXBench 4.0 - Car Chase Offscreen (Fps)
CPU 1
CPU 2
2165
1760
GFXBench 4.0 - Manhattan (Fps)
CPU 1
CPU 2
4003
3294
GFXBench 4.0 - T-Rex (Fps)
CPU 1
CPU 2
6679
3360
Name Intel Core i9-9900K Intel Core i7-6700K
PassMark - Single thread mark 2922 2504
PassMark - CPU mark 18182 8939
Geekbench 4 - Single Core 1336 1148
Geekbench 4 - Multi-Core 8781 4458
3DMark Fire Strike - Physics Score 7011 3231
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 12.968 6.186
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 202.925 101.6
CompuBench 1.5 Desktop - T-Rex (Frames/s) 1.504 0.743
CompuBench 1.5 Desktop - Video Composition (Frames/s) 6.779 2.939
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 17.406 7.351
GFXBench 4.0 - Car Chase Offscreen (Frames) 2165 1760
GFXBench 4.0 - Manhattan (Frames) 4003 3294
GFXBench 4.0 - T-Rex (Frames) 6679 3360
GFXBench 4.0 - Car Chase Offscreen (Fps) 2165 1760
GFXBench 4.0 - Manhattan (Fps) 4003 3294
GFXBench 4.0 - T-Rex (Fps) 6679 3360

Compare specifications (specs)

Intel Core i9-9900K Intel Core i7-6700K

Essentials

Architecture codename Coffee Lake Skylake
Launch date October 2018 5 August 2015
Place in performance rating 792 1343
Price now $909 $316.99
Processor Number i9-9900K i7-6700K
Series 9th Generation Intel® Core™ i9 Processors 6th Generation Intel® Core™ i7 Processors
Status Launched Discontinued
Value for money (0-100) 6.63 10.33
Vertical segment Desktop Desktop
Launch price (MSRP) $339

Performance

64 bit support
Base frequency 3.60 GHz 4.00 GHz
Bus Speed 8 GT/s DMI3 8 GT/s DMI3
L1 cache 64K (per core) 256 KB
L2 cache 256K (per core) 1 MB
L3 cache 16 MB (shared) 8 MB
Manufacturing process technology 14 nm 14 nm
Maximum case temperature (TCase) 72 °C 72 °C
Maximum core temperature 100°C 64°C
Maximum frequency 5.00 GHz 4.20 GHz
Number of cores 8 4
Number of threads 16 8
Unlocked
Number of QPI Links 0

Memory

Max memory channels 2 2
Maximum memory bandwidth 41.6 GB/s 34.1 GB/s
Maximum memory size 128 GB 64 GB
Supported memory types DDR4-2666 DDR4-1866/2133, DDR3L-1333/1600 @ 1.35V

Graphics

Device ID 0x3E98 0x1912
Graphics base frequency 350 MHz 350 MHz
Graphics max dynamic frequency 1.20 GHz 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 64 GB
Processor graphics Intel® UHD Graphics 630 Intel® HD Graphics 530
Graphics max frequency 1.15 GHz

Graphics interfaces

Number of displays supported 3 3
DisplayPort
DVI
eDP
HDMI
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

Max number of CPUs in a configuration 1 1
Package Size 37.5mm x 37.5mm 37.5mm x 37.5mm
Sockets supported FCLGA1151 FCLGA1151
Thermal Design Power (TDP) 95 Watt 91 Watt
Thermal Solution PCG 2015D (130W) PCG 2015D (130W)
Low Halogen Options Available

Peripherals

Max number of PCIe lanes 16 16
PCI Express revision 3.0 3.0
PCIe configurations Up to 1x16, 2x8, 1x8+2x4 Up to 1x16, 2x8, 1x8+2x4
Scalability 1S Only 1S Only

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
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® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Stable Image Platform Program (SIPP)
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring

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™)