Intel Core i7-10700K vs Intel Core i7-6700K

Comparative analysis of Intel Core i7-10700K 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, 3DMark Fire Strike - Physics Score, 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).

Intel Core i7-10700K

Intel Core i7-6700K

Differences

Reasons to consider the Intel Core i7-10700K

4 more cores, run more applications at once: 8 vs 4
8 more threads: 16 vs 8
Around 21% higher clock speed: 5.10 GHz vs 4.20 GHz
Around 56% higher maximum core temperature: 100°C vs 64°C
4x 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 22% better performance in PassMark - Single thread mark: 3044 vs 2504
2.1x better performance in PassMark - CPU mark: 18657 vs 8939
2.2x better performance in 3DMark Fire Strike - Physics Score: 7263 vs 3231

Specifications (specs)
Number of cores	8 vs 4
Number of threads	16 vs 8
Maximum frequency	5.10 GHz vs 4.20 GHz
Maximum core temperature	100°C vs 64°C
L1 cache	1 MB vs 256 KB
L2 cache	2 MB vs 1 MB
L3 cache	16 MB vs 8 MB
Maximum memory size	128 GB vs 64 GB
Benchmarks
PassMark - Single thread mark	3044 vs 2504
PassMark - CPU mark	18657 vs 8939
3DMark Fire Strike - Physics Score	7263 vs 3231

Reasons to consider the Intel Core i7-6700K

Processor is unlocked, an unlocked multiplier allows for easier overclocking
Around 37% lower typical power consumption: 91 Watt vs 125 Watt

Unlocked	Unlocked vs Locked
Thermal Design Power (TDP)	91 Watt vs 125 Watt

Compare benchmarks

CPU 1: Intel Core i7-10700K
CPU 2: Intel Core i7-6700K

PassMark - Single thread mark

CPU 1

CPU 2

3044

2504

PassMark - CPU mark

CPU 1

CPU 2

18657

8939

3DMark Fire Strike - Physics Score

CPU 1

CPU 2

7263

3231

Name	Intel Core i7-10700K	Intel Core i7-6700K
PassMark - Single thread mark	3044	2504
PassMark - CPU mark	18657	8939
3DMark Fire Strike - Physics Score	7263	3231
Geekbench 4 - Single Core		1148
Geekbench 4 - Multi-Core		4458
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		6.186
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		101.6
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.743
CompuBench 1.5 Desktop - Video Composition (Frames/s)		2.939
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		7.351
GFXBench 4.0 - Car Chase Offscreen (Frames)		1760
GFXBench 4.0 - Manhattan (Frames)		3294
GFXBench 4.0 - T-Rex (Frames)		3360
GFXBench 4.0 - Car Chase Offscreen (Fps)		1760
GFXBench 4.0 - Manhattan (Fps)		3294
GFXBench 4.0 - T-Rex (Fps)		3360

Compare specifications (specs)

	Intel Core i7-10700K	Intel Core i7-6700K
Essentials
Architecture codename	Comet Lake	Skylake
Launch date	Q2'20	5 August 2015
Launch price (MSRP)	$374 - $387	$339
Place in performance rating	689	1343
Processor Number	i7-10700K	i7-6700K
Series	10th Generation Intel Core i7 Processors	6th Generation Intel® Core™ i7 Processors
Status	Launched	Discontinued
Vertical segment	Desktop	Desktop
Price now		$316.99
Value for money (0-100)		10.33
Performance
64 bit support
Base frequency	3.80 GHz	4.00 GHz
Bus Speed	8 GT/s	8 GT/s DMI3
L1 cache	1 MB	256 KB
L2 cache	2 MB	1 MB
L3 cache	16 MB	8 MB
Manufacturing process technology	14 nm	14 nm
Maximum core temperature	100°C	64°C
Maximum frequency	5.10 GHz	4.20 GHz
Number of cores	8	4
Number of threads	16	8
Maximum case temperature (TCase)		72 °C
Number of QPI Links		0
Unlocked
Memory
Max memory channels	2	2
Maximum memory bandwidth	45.8 GB/s	34.1 GB/s
Maximum memory size	128 GB	64 GB
Supported memory types	DDR4-2933	DDR4-1866/2133, DDR3L-1333/1600 @ 1.35V
Graphics
Device ID	0x9BC5	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	4096x2160@30Hz	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	95 Watt
Configurable TDP-down Frequency	3.50 GHz
Max number of CPUs in a configuration	1	1
Package Size	37.5mm x 37.5mm	37.5mm x 37.5mm
Sockets supported	FCLGA1200	FCLGA1151
Thermal Design Power (TDP)	125 Watt	91 Watt
Thermal Solution	PCG 2015D	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® OS Guard
Intel® Secure Key technology
Intel® Software Guard Extensions (Intel® SGX)
Intel® Trusted Execution technology (TXT)
Secure Boot
Intel® Memory Protection Extensions (Intel® MPX)
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® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Stable Image Platform Program (SIPP)
Intel® Thermal Velocity Boost
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Intel® Advanced Vector Extensions (AVX)
Intel® TSX-NI
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™)