Intel Core i7 6700K vs i7 6700: performance comparison
VS
Intel Core i7 6700K
Intel Core i7 6700
We compared two 4-core desktop CPUs: the 4.0 GHz Intel Core i7 6700K against the 3.4 GHz i7 6700. On this page, you’ll find out which processor has better performance in benchmarks, games and other useful information.
- Review
- Differences
- Performance
- Specs
- Comments
Review
General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Core i7 6700K
51
Core i7 6700
48
Performance
Measure performance when all cores are involved
Core i7 6700K
22
Core i7 6700
20
Power Efficiency
The efficiency score of electricity consumption
Core i7 6700K
44
Core i7 6700
45
NanoReview Final Score
Generic CPU rating
Core i7 6700K
39
Core i7 6700
37
Key Differences
What are the key differences between 6700 and 6700K
Advantages of Intel Core i7 6700K
- Unlocked multiplier
- 5% higher Turbo Boost frequency (4.
2 GHz vs 4 GHz)
Benchmarks
Comparing the performance of CPUs in benchmarks
Cinebench R23 (Single-Core)
Core i7 6700K
+7%
1125
Core i7 6700
1054
Cinebench R23 (Multi-Core)
Core i7 6700K
+16%
5617
Core i7 6700
4839
Passmark CPU (Single-Core)
Core i7 6700K
+9%
2494
Core i7 6700
2281
Passmark CPU (Multi-Core)
Core i7 6700K
+11%
8868
Core i7 6700
8017
Geekbench 5 (Single-Core)
Core i7 6700K
+9%
1096
Core i7 6700
1001
Geekbench 5 (Multi-Core)
Core i7 6700K
+10%
4298
Core i7 6700
3925
Submit your Cinebench R23 result
By purchasing through links on this site, we may receive a commission from Amazon. This does not affect our assessment methodology.
Specifications
Full technical specification of Intel Core i7 6700K and i7 6700
General
| Vendor | Intel | Intel |
| Released | August 5, 2015 | September 1, 2015 |
| Type | Desktop | Desktop |
| instruction set | x86-64 | x86-64 |
| Codename | Skylake | Skylake |
| Model number | i7-6700K | i7-6700 |
| Integrated GPU | HD Graphics 530 | HD Graphics 530 |
| P-Cores | 4 | 4 |
| P-Threads | 8 | 8 |
| Base Frequency (P) | 4. 0 GHz |
3.4 GHz |
| Turbo Boost Frequency (P) | 4.2 GHz | 4 GHz |
| Total Cores | 4 | 4 |
| Total Threads | 8 | 8 |
| Bus Frequency | 100 MHz | 100 MHz |
| Multiplier | 40x | 34x |
| Bus Bandwidth | 8 GT/s | 8 GT/s |
| L1 Cache | 64K (per core) | 64K (per core) |
| L2 Cache | 256K (per core) | 256K (per core) |
| L3 Cache | 8MB (shared) | 8MB (shared) |
| Unlocked Multiplier | Yes | No |
Package
| Transistors | 1. 75 billions |
— |
| Fabrication process | 14 nm | 14 nm |
| Socket | LGA-1151 | LGA-1151 |
| TDP | 91 W | 65 W |
| Integrated Graphics | Intel HD Graphics 530 | Intel HD Graphics 530 |
| GPU Boost Clock | 1150 MHz | 1150 MHz |
Memory Support
| Memory types | DDR4-2133, DDR3L-1600 | DDR4-2133, DDR3L-1600 |
| Memory Size | 64 GB | 64 GB |
| Max. Memory Channels | 2 | 2 |
| Max. Memory Bandwidth | 34.1 GB/s | 34.1 GB/s |
| ECC Support | No | No |
| Official site | Intel Core i7 6700K official page | Intel Core i7 6700 official page |
| PCI Express Version | 3. 0 |
3.0 |
| PCI Express Lanes | 16 | 16 |
| Extended instructions | SSE4.1, SSE4.2, AVX-2 | SSE4.1, SSE4.2, AVX-2 |
Cast your vote
Choose between two processors
Core i7 6700K
29 (48.3%)
Core i7 6700
31 (51.7%)
Total votes: 60
ompetitors
1.
AMD Ryzen 5 5600X and Intel Core i7 6700K
2.
Intel Core i7 12700K and Intel Core i7 6700K
3.
Intel Core i5 12600K and Intel Core i7 6700K
4.
Intel Core i5 12400F and Intel Core i7 6700K
5.
Intel Core i7 12700 and Intel Core i7 6700
Compare other CPUs (480+)
So which CPU will you choose: Intel Core i7 6700 or i7 6700K?
Name
Message
Intel Core i7-6700K vs Intel Core i5-1235U
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Intel Core i7-6700K vs Intel Core i5-1235U
Comparison of the technical characteristics between the processors, with the Intel Core i7-6700K on one side and the Intel Core i5-1235U on the other side.
The first is dedicated to the desktop sector, It has 4 cores, 8 threads, a maximum frequency of 4,2GHz. The second is used on the notebook segment, it has a total of 10 cores, 12 threads, its turbo frequency is set to 4,4 GHz. The following table also compares the lithography, the number of transistors (if indicated), the amount of cache memory, the maximum RAM memory capacity, the type of memory accepted, the release date, the maximum number of PCIe lanes, the values obtained in Geekbench 4 and Cinebench R15.
Note: Commissions may be earned from the links above.
This page contains references to products from one or more of our advertisers. We may receive compensation when you click on links to those products. For an explanation of our advertising policy, please visit this page.
Specifications:
| Processor | Intel Core i7-6700K | Intel Core i5-1235U | ||||||
| Market (main) | Desktop | Notebook | ||||||
| ISA | x86-64 (64 bit) | x86-64 (64 bit) | ||||||
| Microarchitecture | Skylake | Alder Lake | ||||||
| Core name | Skylake-S | Alder Lake-U | ||||||
| Family | Core i7-6000 | Core i5-1200 | ||||||
| Part number(s), S-Spec | BX80662I76700K, BXC80662I76700K, CM8066201919901, SR2BR, SR2L0 |
FJ8071504826802, FJ8071504826803, SRLFQ, SRLFR |
||||||
| Release date | Q3 2015 | Q1 2022 | ||||||
| Lithography | 14 nm | Intel 7 | ||||||
| Transistors | 1. 750.000.000 |
— | ||||||
| Cores | 4 | 10 | ||||||
| Threads | 8 | 12 | ||||||
| Base frequency | 4,0 GHz | 1,3 GHz | ||||||
| Turbo frequency | 4,2 GHz | 4,4 GHz | ||||||
| Cache memory | 8 MB | 12 MB | ||||||
| Max memory capacity | 64 GB | 64 GB | ||||||
| Memory types | DDR4-1866/2133, DDR3L-1333/1600 |
DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267 |
||||||
| Max # of memory channels | 2 | 2 | ||||||
| Max PCIe lanes | 16 | 20 | ||||||
| TDP | 91 W | 15 W | ||||||
| Suggested PSU | 600W ATX Power Supply | — | ||||||
| GPU integrated graphics | Intel HD Graphics 4000 | Intel Iris Xe Graphics 80EU | ||||||
| GPU execution units | 16 | 80 | ||||||
| GPU shading units | 128 | 640 | ||||||
| GPU base clock | 350 MHz | 300 MHz | ||||||
| GPU boost clock | 1150 MHz | 1200 MHz | ||||||
| GPU FP32 floating point | 268,8 GFLOPS | 1. 664 GFLOPS |
||||||
| Socket | LGA1151 | BGA1744 | ||||||
| Compatible motherboard | Socket LGA 1151 Motherboard | — | ||||||
| Maximum temperature | 64°C | 100°C | ||||||
| AI accelerator | — | Gaussian & Neural Accelerator, Deep Learning Boost |
||||||
| Crypto engine | — | AES New Instructions, Secure Key |
||||||
| Security | — | OS Guard, Boot Guard, Mode-based Execute Control, Control-Flow Enforcement Technology |
||||||
| Max display resolution | — | 4096 x 2304 @ 60Hz | ||||||
| PassMark single thread | 2. 512 |
3.323 | ||||||
| PassMark CPU Mark | 8.942 | 11.128 | ||||||
| (Windows) Geekbench 5 single core |
1.186 | 1.640 | ||||||
| (Windows) Geekbench 5 multi-core |
4.664 | 6.057 | ||||||
| Amazon | ||||||||
| eBay |
Note: Commissions may be earned from the links above.
We can better compare what are the technical differences between the two processors.
Suggested PSU: We assume that we have An ATX computer case, a high end graphics card, 16GB RAM, a 512GB SSD, a 1TB HDD hard drive, a Blu-Ray drive.
We will have to rely on a more powerful power supply if we want to have several graphics cards, several monitors, more memory, etc.
Price: For technical reasons, we cannot currently display a price less than 24 hours, or a real-time price. This is why we prefer for the moment not to show a price. You should refer to the respective online stores for the latest price, as well as availability.
The processor Intel Core i5-1235U has a larger number of cores, the turbo frequency of Intel Core i5-1235U is bigger, that the thermal dissipation power of Intel Core i5-1235U is less. The Intel Core i5-1235U was started more recently.
Performances :
Performance comparison between the two processors, for this we consider the results generated on benchmark software such as Geekbench 4.
| PassMark — CPU Mark & single thread | |
|---|---|
| Intel Core i5-1235U |
3.  32311.128 |
| Intel Core i7-6700K |
2.512 8.942 |
In single core, the difference is 32%. In multi-core, the difference in terms of gap is 24%.
Note: Commissions may be earned from the links above. These scores are only an
average of the performances got with these processors, you may get different results.
PassMark is a benchmarking software that performs several performance tests including prime numbers, integers, floating point, compression, physics, extended instructions, encoding, sorting. The higher the score is, the higher is the device capacity.
On Windows:
| Geekbench 5 — Multi-core & single core score — Windows | |
|---|---|
| Intel Core i5-1235U |
1.640 6.057 |
| Intel Core i7-6700K |
1.  1864.664 |
In single core, the difference is 38%. In multi-core, the difference in terms of gap is 30%.
Note: Commissions may be earned from the links above. These scores are only an
average of the performances got with these processors, you may get different results.
Geekbench 5 is a software for measuring the performance of a computer system, for fixed devices, mobile devices, servers. This platform makes it possible to better compare the power of the CPU, the computing power and to compare it with similar or totally different systems. Geekbench 5 includes new workloads that represent work tasks and applications that we can find in reality.
Equivalence:
Intel Core i7-6700K AMD equivalentIntel Core i5-1235U AMD equivalent
See also:
Intel Core i7-6700Intel Core i7-6700HQIntel Core i7-6700T
Intel Core i7 6700K vs i7 6700:
performance comparison
VS
Intel Core i7 6700K
Intel Core i7 6700
Which is better: Intel Core i7 6700K at 4.
0 GHz (with Turbo Boost up to 4.2) or i7 6700 at 3.4 GHz (with Turbo Boost up to 4.0)? To find out, read our comparative testing of these 4-core desktop processors in popular benchmarks, games and heavy applications.
- Overview
- Differences
- Performance
- Features
- Comments
Overview
Overview and comparison of the main metrics from NanoReview
Single -flow performance
Rating in tests using one nucleus
Core i7 6700k
51
Core i7 6700
48
Multi -flow performance
Tests in benchmarks where all nuclei 9 are involved0003
Core i7 6700k
22
Core i7 6700
200003
Energy efficiency
Energy consumption chip
Core i7 6700k
44
Core
45,0002 Renting Nanreview
Core i7 6700K
39
Core i7 6700
37
Key differences
What are the main differences between 6700 and 6700K
nine0003
Reasons to choose Intel Core i7 6700K
- Unlocked multiplier
- 5% higher Turbo Boost frequency (4.
2 GHz vs 4 GHz)
Benchmark tests
Compare the results of processor tests in benchmarks
Cinebench R23 (single core)
Core i7 6700K
+7%
1125
Core i7 6700
1054
Cinebench R23 (multi-core)
Core i7 6700K
+16%
5617
Core i7 6700
4839
Passmark CPU (single core)
Core i7 6700K
+9%
2494
Core i7 6700
2281
Passmark CPU (multi-core)
Core i7 6700K
+11%
8868
Core i7 6700
8017
Geekbench 5 (single core)
Core i7 6700K
+9%
1096
Core i7 6700
1001
Geekbench 5 (multi-core)
Core i7 6700K
+10%
4298
Core i7 6700
3925
Add your Cinebench R23 results
Specifications
List of full specifications of Intel Core i7 6700K and i7 6700
General information
| Manufacturer | Intel | Intel |
| Release date | August 5, 2015 | September 1, 2015 |
| Type | Desktop | Desktop |
| Instruction set architecture | x86-64 | x86-64 |
| Codename | Skylake | Skylake |
| Model number | i7-6700K | i7-6700 |
| Integrated graphics | HD Graphics 530 | HD Graphics 530 |
Processor
| Cores | 4 | 4 |
| threads | 8 | 8 |
| Frequency | 3.4 GHz | |
| Max. frequency in Turbo Boost | 4.2 GHz | 4 GHz |
0 GHz
| Number of cores | 4 | 4 |
| Number of threads | 8 | 8 |
| Bus frequency | 100 MHz | |
| Multiplier | 40x | 34x |
| Tire speed | 8 GT/s | 8 GT/s |
| Level 1 cache | 64KB (per core) | 64KB (per core) |
| Level 2 cache | 256KB (per core) | 256KB (per core) |
| Level 3 cache | 8MB (shared) | 8MB (shared) |
| Unlocked multiplier | Yes | No |
| Number of transistors | 1.75 billion | — |
| Process | 14 nanometers | 14 nanometers |
| Socket | LGA-1151 | |
| Power consumption (TDP) | 91W | 65 W |
| Integrated graphics | Intel HD Graphics 530 | Intel HD Graphics 530 |
| Boost GPU frequency | 1150 MHz | 1150 MHz |
Memory support
| Memory type | DDR4-2133, DDR3L-1600 | DDR4-2133, DDR3L-1600 |
Max. size |
64 GB | 64 GB |
| Number of channels | 2 | 2 |
| Max. bandwidth | 34.1 GB/s | 34.1 GB/s |
| ECC support | No | No |
Other
| Official site | Site Intel Core i7 6700K | Site Intel Core i7 6700 |
| PCI Express Version | 3.0 | 3.0 |
| Max. PCI Express lanes | 16 | 16 |
| Extended instructions | SSE4.1, SSE4.2, AVX-2 | SSE4.1, SSE4.2, AVX-2 |
Poll
What processor do you think is the best?
Core i7 6700K
29 (48.3%)
Core i7 6700
31 (51.7%)
Total votes: 60
Competitors
1.