Intel Core i7-6700 vs Intel Core i5-6600K

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i7-6700 or Intel Core i7-6700 – which processor offers superior performance? In this comparison, we examine disparities and assess which of these two CPUs outperforms the other. We delve into technical specifications and benchmark outcomes.
The Intel Core i7-6700 features 4 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q3/2015 and belongs to the 6 generation of the Intel Core i7 series.
To use the Intel Core i7-6700, you'll need a motherboard with a LGA 1151 socket.
The Intel Core i5-6600K features 4 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q3/2015 and belongs to the 6 generation of the Intel Core i5 series.
To use the Intel Core i5-6600K, you'll need a motherboard with a LGA 1151 socket.
Intel Core i 6000 Group Intel Core i 6000
6 Generation 6
Desktop / Server Segment Desktop / Server
Intel Core i7-6700 Name Intel Core i5-6600K
Intel Core i7 Family Intel Core i5
 
 

CPU Cores and Base Frequency

The Intel Core i7-6700 has 4 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the Intel Core i7-6700 is 3.4 GHz
and turbo frequency for one core is 4.0 GHz.
The Intel Core i5-6600K has 4 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the Intel Core i5-6600K is 3.5 GHz
and turbo frequency for one core is 3.9 GHz.
8 Threads 4
4x Cores 4x
4 CPU Cores 4
normal Core architecture normal
Yes Hyperthreading No
No Overclocking Yes
4.0 GHz Turbo Frequency (1 core) 3.9 GHz
3.4 GHz Frequency 3.5 GHz
3.7 GHz Turbo Frequency (all cores) 3.6 GHz
 
 

Internal Graphics

The Intel Core i7-6700 has integrated graphics, called iGPU for short.
Specifically, the Intel Core i7-6700 uses the Intel HD Graphics 530, which has 192 texture shaders
and 24 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The Intel Core i5-6600K has integrated graphics, called iGPU for short.
Specifically, the Intel Core i5-6600K uses the Intel HD Graphics 530, which has 192 texture shaders
192 Shaders 192
Q3/2015 Release date Q3/2015
14 nm Technology 14 nm
12 Direct X 12
32.0 GB Max. GPU Memory 32.0 GB
-- Max. displays --
24 Execution units 24
0.35 GHz GPU frequency 0.35 GHz
9 Generation 9
1.15 GHz GPU (Turbo) 1.15 GHz
Intel HD Graphics 530 GPU name Intel HD Graphics 530
 
 

Artificial Intelligence and Machine Learning

-- AI specifications --
-- AI hardware --
 
 

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.
Decode / Encode VP8 Decode / Encode
Decode VC-1 Decode
Decode / Encode JPEG Decode / Encode
No AV1 No
Decode / Encode h265 / HEVC (8 bit) Decode / Encode
Decode / Encode AVC Decode / Encode
Decode / Encode h264 Decode / Encode
Decode VP9 Decode
Decode h265 / HEVC (10 bit) Decode
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 64.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 34.1 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
pci PCIe pci
Yes AES-NI Yes
DDR4-2133 Memory type DDR4-2133, DDR3-1600
No ECC No
64.0 GB Max. Memory 64.0 GB
2 Memory channels 2
34.1 GB/s Bandwidth 34.1 GB/s
 
 

Thermal Management

The processor has a thermal design power (TDP) of 65 W watts.
TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself.
The processor has a thermal design power (TDP) of 91 W watts.
65 W TDP (PL1 / PBP) 91 W
-- Tjunction max --
 
 

Technical details

The Intel Core i7-6700 is manufactured using a 14 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 8.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Core i5-6600K is manufactured using a 14 nm process.
In total, this processor boasts a generous 6.0 MB cache.
Q3/2015 Release date Q3/2015
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4.1, SSE4.2, AVX2
14 nm Technology 14 nm
Monolithic Chip design Monolithic
350 $ Release price 280 $
Skylake S Architecture Skylake S
8.0 MB L3-Cache 6.0 MB
Windows 10, Linux Operating systems Windows 10, Linux
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- Part Number --
LGA 1151 Socket LGA 1151
0 bytes L2-Cache 0 bytes
 
 

Benchmarks

Geekbench 3, 64bit (Multi-Core)

Intel Core i7-6700
4C 8T @ 3.4 GHz
15655
15655
Intel Core i5-6600K
4C 4T @ 3.5 GHz
12150
12150

Cinebench R23 (Multi-Core)

Intel Core i7-6700
4C 8T @ 3.4 GHz
4921
4921
Intel Core i5-6600K
4C 4T @ 3.5 GHz
3965
3965

Geekbench 3, 64bit (Single-Core)

Intel Core i7-6700
4C 8T @ 3.4 GHz
4519
4519
Intel Core i5-6600K
4C 4T @ 3.5 GHz
4147
4147

Geekbench 6 (Multi-Core)

Intel Core i7-6700
4C 8T @ 3.4 GHz
4009
4009
Intel Core i5-6600K
4C 4T @ 3.5 GHz
3985
3985

V-Ray CPU-Render Benchmark

Intel Core i7-6700
4C 8T @ 3.4 GHz
3915
3915
Intel Core i5-6600K
4C 4T @ 3.5 GHz
2847
2847

Geekbench 5, 64bit (Multi-Core)

Intel Core i7-6700
4C 8T @ 3.4 GHz
3801
3801
Intel Core i5-6600K
4C 4T @ 3.5 GHz
3631
3631

CPU-Z Benchmark 17 (Multi-Core)

Intel Core i7-6700
4C 8T @ 3.4 GHz
2094
2094
Intel Core i5-6600K
4C 4T @ 3.5 GHz
1621
1621

Cinebench R20 (Multi-Core)

Intel Core i7-6700
4C 8T @ 3.4 GHz
1774
1774
Intel Core i5-6600K
4C 4T @ 3.5 GHz
1572
1572

Geekbench 6 (Single-Core)

Intel Core i5-6600K
4C 4T @ 3.5 GHz
1359
1359
Intel Core i7-6700
4C 8T @ 3.4 GHz
1291
1291

Cinebench R23 (Single-Core)

Intel Core i7-6700
4C 8T @ 3.4 GHz
1071
1071
Intel Core i5-6600K
4C 4T @ 3.5 GHz
1041
1041

Cinebench R15 (Multi-Core)

Intel Core i7-6700
4C 8T @ 3.4 GHz
816
816
Intel Core i5-6600K
4C 4T @ 3.5 GHz
600
600

Blender 2.81 (bmw27)

Intel Core i5-6600K
4C 4T @ 3.5 GHz
486.5
486.5
Intel Core i7-6700
4C 8T @ 3.4 GHz
409.7
409.7

Cinebench R20 (Single-Core)

Intel Core i7-6700
4C 8T @ 3.4 GHz
406
406
Intel Core i5-6600K
4C 4T @ 3.5 GHz
395
395

Cinebench R15 (Single-Core)

Intel Core i7-6700
4C 8T @ 3.4 GHz
171
171
Intel Core i5-6600K
4C 4T @ 3.5 GHz
166
166