I7 6700k vs i7 5820k: Intel Core i7-5820K vs i7-6700K

€ 240

Comparison winner

€ 170

vs

61 facts in comparison

Intel Core i7-5820K

Intel Core i7-6700

Why is the Intel Core i7-5820K better than the Intel Core i7-6700?

• 45. 59% higher CPU speed?
  6 x 3.3GHz vs 4 x 3.4GHz
• 4 more CPU threads?
  12 vs 8
• 0.5MB more L2 cache?
  1.5MB vs 1MB
• 1.61x higher PassMark score?
  12926 vs 8045
• 7MB more L3 cache?
  15MB vs 8MB
• Has an unlocked multiplier?
• 33.9GB/s more memory bandwidth?
  68GB/s vs 34.1GB/s
• 2 more memory channels?
  4 vs 2

Why is Intel Core i7-6700 better than Intel Core i7-5820K?

• 4.2°C higher than maximum operating temperature?
  71°C vs 66.8°C
• Are 8nm semiconductors smaller?
  14nm vs 22nm
• 0.4GHz higher turbo clock speed?
  4GHz vs 3.6GHz
• 75W below TDP?
  65W vs 140W
• Does it have integrated graphics?
• 64KB more L1 cache?
  256KB vs 192KB
• 16. 27% higher PassMark score (single)?
  2301 vs 1979
• 0.4 newer version of OpenGL?
  4.4 vs 4

Intel Core i7-5820K

vs

Intel Core i7-4790K

Intel Core i7-6700

vs 9000 3

Intel Core i7-7700

Intel Core i7-5820K

vs

AMD Ryzen 7 5800X3D

Intel Core i7-6700

vs

Intel Core i5-6500

Intel Core i7-5820K

vs

Intel Core i7-6900k

Intel Core i7-6700

vs

Intel Core i5-10400

Intel Core i7-5820K

vs

Intel Core i5-9400F

Intel Core i7-6700

vs

AMD Ryzen 5 5600G

9 0004 Intel Core i7-5820K

vs

AMD Ryzen 7 5800X

Intel Core i7-6700

vs

Intel Core i3-8100

Intel Core i7-5820K

vs

Intel Core i5+8400

Intel Core i7- 6700

vs

Intel Core i5-7500

Intel Core i7-5820K

vs

Intel Core i7-6850k

Intel Core i7-6700

vs

Intel Core i7-6700T

Intel Core i7-5820K

900 04 vs

Intel Core i7-1165G7

Intel Core i7- 6700

vs

Intel Core i5+8400

Intel Core i7-5820K

vs

Intel Core i7-6800k

Intel Core i7-6700 9000 3

vs

Intel Core i5-9600K

Intel Core i7 -6700

vs

AMD Ryzen 5 5600X

Price match

Intel Core i7-5820K

Buy used:

€21

902 89 Intel® Core™ i7-13700K Desktop-Processor…Intel ® Core™ i7-13700K Desktop-Prozessor 16 Kerne (8 P-Kerne + 8 E-Kerne) 30M Cache, bis zu 5.4 GHz

Shop	Price
	Intel CM8064801548435 CORE I7 -5820K Proz. ..Intel CM8064801548435 CORE I7-5820K Prozessor (15M Cache, bis zu 3.60 GHz)		€240
		€430

Intel Core i7-6700

Buy used:

€56

Product		Store	Price
	Intel Core i7 6700 K 4.00 GHz entsperrte…Intel Core i7 6700 K 4.00 GHz entsperrter Quad Core Skylake Desktop-Prozessor, Sockel LGA 1151 [BX80662I76700K] (erneuert)		€170
	Intel Core i7-6700 3.4GHz Boxed CPU		€290	€179
	Intel Core i7-6700 K Prozessor (4 GHz, 8…Intel Core i7-6700 K Prozessor (4 GHz, 8 M Cache, lga1151)		€240
	Komplettsystem Intel Core i7 -6700, 16GB. .. Komplettsystem Intel Core i7-6700, 16GB RAM (IGP/diverse Grafikkarten)		€349
	Komplettsystem Intel Core i7-6700, 16GB …Komplettsystem Intel Core i7-6700, 16GB RAM (IGP/diverse Grafikkarten)		€361
	Komplettsystem Intel Core i7-6700, 16GB …Komplettsystem Intel Core i7-6700, 16GB RAM (IGP/diverse Grafikkarten)		€599
	Intel Core i7-6 700, 4C/8T, 3.40- 4.00GHz,…Intel Core i7-6700, 4C/8T, 3.40-4.00GHz, boxed (BX80662I76700)		€370

User Reviews

Overall Rating

Intel Core i7-5820K

0 User Reviews

9000 4 Intel Core i7-5820K

0.0 /10

0 User reviews

Intel Core i7-6700

1 User reviews

Intel Core i7-6700

8.0 /10

1 User reviews

Features

Value for money and quality

No reviews yet

7. 0 /10

1 votes

Games

8.0 /10

1 votes

Performance

No reviews yet

8.0 /10

1 votes

Reliability

No reviews yet 03

1 votes

Energy efficiency

No reviews yet

9.0 /10

1 votes

Performance

CPU speed

6 x 3.3GHz

4 x 3.4GHz

CPU speed indicates how many processing cycles per second can execute a processor considering all its cores (processors). It is calculated by adding the clock speeds of each core or, in the case of multi-core processors, each group of cores.

processor thread

More threads result in better performance and better multitasking.

turbo clock speed

3.6GHz

When the processor is running below its limits, it can jump to a higher clock speed to increase performance.

Has an unlocked multiplier

✔Intel Core i7-5820K

✖Intel Core i7-6700

Some processors come with an unlocked multiplier and are easier to overclock, allowing for better performance in games and other applications.

L2 Cache

More L2 scratchpad memory results in faster results in CPU and system performance tuning.

L3 cache

More L3 scratchpad memory results in faster results in CPU and system performance tuning.

L1 cache

More L1 cache results in faster results in CPU and system performance tuning.

L2 core

0.25MB/core

0.25MB/core

More data can be stored in the L2 scratchpad for access by each processor core.

L3 core

2.5MB/core

2MB/core

More data can be stored in L3 scratchpad for access by each processor core.

Geotagging

PassMark result

This benchmark measures CPU performance using multithreading.

PassMark result (single)

This benchmark measures processor performance using a thread of execution.

Cinebench R20 result (multi-core)

Unknown. Help us offer a price. (Intel Core i7-5820K)

Unknown. Help us offer a price. (Intel Core i7-6700)

Cinebench R20 is a benchmark that measures the performance of a multi-core processor by rendering a 3D scene.

Cinebench R20 result (single core)

Unknown. Help us offer a price. (Intel Core i7-5820K)

Unknown. Help us offer a price. (Intel Core i7-6700)

Cinebench R20 is a test to evaluate the performance of a single core processor when rendering a 3D scene.

Geekbench 5 result (multi-core)

Unknown. Help us offer a price. (Intel Core i7-5820K)

Geekbench 5 is a cross-platform test that measures the performance of a multi-core processor. (Source: Primate Labs, 2023)

Geekbench 5 result (single core)

Unknown. Help us offer a price. (Intel Core i7-5820K)

Geekbench 5 is a cross-platform test that measures the single-core performance of a processor. (Source: Primate Labs, 2023)

Blender test result (bmw27)

Unknown. Help us offer a price. (Intel Core i7-5820K)

Unknown. Help us offer a price. (Intel Core i7-6700)

The Blender benchmark (bmw27) measures CPU performance by rendering a 3D scene. More powerful processors can render a scene in a shorter time.

Blender (classroom) result

Unknown. Help us offer a price. (Intel Core i7-5820K)

Unknown. Help us offer a price. (Intel Core i7-6700)

The Blender (classroom) benchmark measures CPU performance by rendering a 3D scene. More powerful processors can render a scene in a shorter time.

performance per watt

Unknown. Help us offer a price. (Intel Core i7-5820K)

This means that the processor is more efficient, resulting in more performance per watt of power used.

Integrated graphics

GPU clock speed

Unknown. Help us offer a price. (Intel Core i7-5820K)

350MHz

The graphics processing unit (GPU) has a higher clock speed.

Turbo GPU

Unknown. Help us offer a price. (Intel Core i7-5820K)

1150MHz

When the GPU is running below its limits, it can jump to a higher clock speed to increase performance.

GPU Executors

Unknown. Help us offer a price. (Intel Core i7-5820K)

A graphics processing unit (GPU) with more execution units can provide better graphics.

monitor support

Unknown. Help us offer a price. (Intel Core i7-5820K)

By using multiple displays, you can expand your workspace, making it easier to work across multiple applications.

DirectX 9 version0003

Unknown. Help us offer a price. (Intel Core i7-5820K)

DirectX is used in games with a new version that supports better graphics.

OpenGL version

The newer the OpenGL version, the better graphics quality in games.

OpenCL version

Unknown. Help us offer a price. (Intel Core i7-5820K)

Some applications use OpenCL to use the power of the graphics processing unit (GPU) for non-graphical computing. Newer versions are more functional and better quality.

texture units (TMUs)

Unknown. Help us offer a price. (Intel Core i7-5820K)

Unknown. Help us offer a price. (Intel Core i7-6700)

TMUs take texture units and map them to the geometric layout of the 3D scene. More TMUs generally means texture information is processed faster.

imaging units ROPs

Unknown. Help us offer a price. (Intel Core i7-5820K)

Unknown. Help us offer a price. (Intel Core i7-6700)

ROPs are responsible for some of the final steps of the rendering process, such as writing the final pixel data to memory and for performing other tasks such as anti-aliasing to improve the appearance of graphics.

Memory

RAM speed

2133MHz

2133MHz

Can support faster memory which speeds up system performance.

maximum memory bandwidth

68GB/s

34.1GB/s

This is the maximum rate at which data can be read from or stored in memory.

DDR memory version

Unknown. Help us offer a price. (Intel Core i7-5820K)

DDR (Dynamic Dynamic Random Access Memory Double Data Rate) is the most common type of RAM. New versions of DDR memory support higher maximum speeds and are more energy efficient.

memory channels

More memory channels increase the speed of data transfer between memory and processor.

maximum memory

Maximum memory (RAM).

bus baud rate

A bus is responsible for transferring data between various components of a computer or device.

Supports memory troubleshooting code

✖Intel Core i7-5820K

✖Intel Core i7-6700

Memory troubleshooting code can detect and repair data corruption. It is used when necessary to avoid distortion, such as in scientific computing or when starting a server.

eMMC version

Unknown. Help us offer a price. (Intel Core i7-5820K)

Unknown. Help us offer a price. (Intel Core i7-6700)

A newer version of eMMC — built-in flash memory card — speeds up the memory interface, has a positive effect on device performance, for example, when transferring files from a computer to internal memory via USB.

bus frequency

Unknown. Help us offer a price. (Intel Core i7-5820K)

Unknown. Help us offer a price. (Intel Core i7-6700)

The bus is responsible for transferring data between various components of a computer or device

Functions

instruction sets

SSE 4. 2, SSE 4.1, AVX, AES, FMA3, F16C, MMX

S SE 4.2, SSE 4.1, AVX, AES, FMA3, F16C, MMX

Instruction sets are sets of codes that the processor executes for certain functions.

uses multithreading

✔Intel Core i7-5820K

✔Intel Core i7-6700

Multithreading technology (such as Intel’s Hyperthreading or AMD’s Simultaneous Multithreading) provides better performance by dividing each physical processor core into logical cores, also known as threads. Thus, each core can run two instruction streams at the same time.

bits transmitted at the same time

Unknown. Help us offer a price. (Intel Core i7-5820K)

Unknown. Help us offer a price. (Intel Core i7-6700)

NEON provides faster media processing such as MP3 listening.

Has TrustZone

✖Intel Core i7-5820K

✖Intel Core i7-6700

Technology is integrated into the processor to ensure device security when using features such as mobile payments and digital rights management (DRM) video streaming .

interface width

Unknown. Help us offer a price. (Intel Core i7-5820K)

Unknown. Help us offer a price. (Intel Core i7-6700)

The processor can decode more instructions per clock (IPC), which means the processor performs better

Has NX bit

✔Intel Core i7-5820K

✔Intel Core i7-6700 9000 3

NX bit helps protect your computer from virus attacks.

VFP version

Unknown. Help us offer a price. (Intel Core i7-5820K)

Unknown. Help us offer a price. (Intel Core i7-6700)

The floating point vector (VFP) is used by the processor to provide enhanced performance in areas such as digital imaging.

Other

Has AES

✔Intel Core i7-5820K

✔Intel Core i7-6700

AES is used to speed up encryption and decryption.

Price comparison

Intel Core i7-5820K

Buy used:

€21

Product		Store	Price 9 0280
	Intel CM8064801548435 CORE I7-5820K Proz. ..Intel CM8064801548435 CORE I7-5820K Prozessor (15M Cache, bis zu 3.60 GHz)		€240
	Intel® Core™ i7-13 700K Desktop-Prozessor…Intel® Core™ i7-13700K Desktop -Prozessor 16 Kerne (8 P-Kerne + 8 E-Kerne) 30M Cache, bis zu 5.4GHz		€430

Intel Core i7-6700

Buy used:

€56

Product		Store	Price
	Intel Core i7 6700 K 4.00 GHz entsperrte…Intel Core i7 6700 K 4.00 GHz entsperrter Quad Core Skylake Desktop-Prozessor, Sockel LGA 1151 [BX80662I76700K] (erneuert)		€170
	Intel Core i7-6700 3.4GHz Boxed CPU		€290	€179
	Intel Core i7-6700 K Prozessor (4 GHz, 8…Intel Core i7-6700 K Prozessor (4 GHz, 8 M Cache, lga1151)		€240
	Komplettsystem Intel Core i7 -6700, 16GB. .. Komplettsystem Intel Core i7-6700, 16GB RAM (IGP/diverse Grafikkarten)		€349
	Komplettsystem Intel Core i7-6700, 16GB …Komplettsystem Intel Core i7-6700, 16GB RAM (IGP/diverse Grafikkarten)		€361
	Komplettsystem Intel Core i7-6700, 16GB …Komplettsystem Intel Core i7-6700, 16GB RAM (IGP/diverse Grafikkarten)		€599
	Intel Core i7-6 700, 4C/8T, 3.40- 4.00GHz,…Intel Core i7-6700, 4C/8T, 3.40-4.00GHz, boxed (BX80662I76700)		€370

Intel Core i7-5820K vs. Intel Core i7-6700K

Intel Core i7-5820K

Intel Core i7-5820K runs with 6 and 12 CPU threads It runs at 3.60 GHz base 3.40 GHz all cores while TDP is set to 140 W . CPU socket LGA 2011-3 This version includes 15.00 MB of L3 cache on a single die, supports 4 to support DDR4-2133 RAM, and supports 3.0 PCIe Gen 28 . Tjunction is kept below — degrees C. In particular, the Haswell E architecture is advanced beyond 22 nm and supports VT-x, VT-x EPT, VT-d . The product was launched Q3/2014

Intel Core i7-6700K

Intel Core i7-6700K runs with 4 and 12 CPU threads It runs at 4.20 GHz base 4.00 GHz all cores while TDP is set to 91 W .The processor connects to LGA 1151 CPU socket This the version includes 8.00 MB of L3 cache on a single die, supports 2 for RAM support, and supports 3.0 PCIe Gen 16 . Tjunction is kept below — degrees C. In particular, Skylake S Architecture is advanced over 14 nm and supports VT-x, VT-x EPT, VT-d . The product was launched Q3/2015

Intel Core i7-5820K

Intel Core i7-6700K

Compare details

3.30 GHz	Frequency	4.00 GHz
6	Cores	4
3.60 GHz	Turbo (1 core)	4. 20 GHz
3.40GHz	Turbo (all cores)	4.00 GHz
Yes	Hyper Threading	Yes
Yes	Overclocking	Yes
normal	Basic architecture	normal
no iGPU	GPU	Intel HD Graphics 530
no turbo	GPU (Turbo)	1.15 GHz
22 nm	Technology	14nm
No turbo	GPU (Turbo)	1.15 GHz
	DirectX Version	12
	Max. displays	3
DDR4-2133	memory size
4	Memory channels	2
	Maximum memory
No.	ECC	No.
—	L2 Cache	—
15. 00MB	L3 Cache	8.00 MB
3.0	PCIe version	3.0
28	PCIe lanes	16
22 nm	Technology	14nm
LGA 2011-3	Connector	LGA 1151
140W	TDP	91W
VT-x, VT-x EPT, VT-d	Virtualization	VT-x, VT-x EPT, VT-d
Q3/2014	Release date	Q3/2015
Show more details		Show more details

Cinebench R23 (Single-Core)

Cinebench R23 is the successor to Cinebench R20 and is also based on Cinema 4 Suite. Cinema 4 is software used all over the world to create 3D forms. The single-core test uses only one CPU core, the number of cores or hyper-threading capability is not taken into account.

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor to Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is software used all over the world to create 3D forms. The multi-core test uses all the CPU cores and has a big advantage of hyper-threading.

Cinebench R20 (Single-Core)

Cinebench R20 is the successor to Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is software used all over the world to create 3D forms. The single-core test uses only one CPU core, the number of cores or hyper-threading capability is not taken into account.

Cinebench R20 (Multi-Core)

Cinebench R20 is the successor to Cinebench R15 and is also based on Cinema 4 Suite. Cinema 4 is software used all over the world to create 3D forms. The multi-core test uses all the CPU cores and has a big advantage of hyper-threading.

Cinebench R15 (Single-Core)

Cinebench R15 is the successor to Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is software used all over the world to create 3D forms. The single-core test uses only one CPU core, the number of cores or hyper-threading capability is not taken into account.

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor to Cinebench 11.5 and is also based on Cinema 4 Suite. Cinema 4 is software used all over the world to create 3D forms. The multi-core test uses all the CPU cores and has a big advantage of hyper-threading.

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a memory-intensive, cross-platform benchmark. A fast memory will greatly push the result. The single-core test uses only one CPU core, the number of cores or hyper-threading capability is not taken into account.

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a memory-intensive, cross-platform test. A fast memory will greatly push the result. The multi-core test uses all the CPU cores and has a big advantage of hyper-threading.

iGPU — FP32 Performance (Single-precision GFLOPS)

Theoretical processing performance of the processor’s internal graphics unit with simple precision (32 bits) in GFLOPS. GFLOPS specifies how many billions of floating point operations the iGPU can perform per second.

Blender 2.81 (bmw27)

Blender is a free 3D graphics software for rendering (creating) 3D bodies that can also be textured and animated in the program. The Blender test creates predefined scenes and measures the time(s) required for the entire scene. The less time it takes, the better. We chose the bmw27 as our reference scene.

Geekbench 3, 64bit (Single-Core)

Geekbench 3 is a cross-platform benchmark that is memory intensive. A fast memory will greatly push the result. The single-core test uses only one CPU core, the number of cores or hyper-threading capability is not taken into account.

Geekbench 3, 64bit (Multi-Core)

Geekbench 3 is a cross-platform benchmark that is memory intensive. A fast memory will greatly push the result. The multi-core test uses all the CPU cores and has a big advantage of hyper-threading.

Cinebench R11.

5, 64bit (Single-Core)

Cinebench 11.5 is based on Cinema 4D Suite, a software that is popular for creating shapes and other 3D. The single-core test uses only one CPU core, the number of cores or hyper-threading capability is not taken into account.

Cinebench R11.5, 64bit (Multi-Core)

Cinebench 11.5 is based on the Cinema 4D Suite, a software that is popular for creating shapes and other things in 3D. The multi-core test uses all the CPU cores and has a big advantage of hyper-threading.

Cinebench R11.5, 64bit (iGPU, OpenGL)

Cinebench 11.5 is based on Cinema 4D Suite, a software that is popular for creating shapes and other things in 3D. The iGPU test uses the CPU’s internal graphics unit to execute OpenGL commands.

Estimated results for PassMark CPU Mark

Some of the processors listed below have been tested with CPU-Comparison. However, most of the processors were not tested and the results were evaluated by the secret patented CPU-Comparison formula.