Intel Core i5-6600K: specs and benchmarks

Intel Core i5-6600K

Summary

Intel started Core i5-6600K sales 5 August 2015 at a recommended price of $242. This is Skylake architecture desktop processor primarily aimed at home systems. It has 4 cores and 4 threads, and is based on 14 nm manufacturing technology, with a maximum frequency of 3.90 GHz and an unlocked multiplier.

Compatibility-wise, this is a FCLGA1151 processor with a TDP of 91 Watt and a maximum temperature of 72 °C. It supports DDR4-1866, DDR4-2133, DDR3L-1333, DDR3L-1600 memory.

It provides good benchmark performance at 27.65 percent of a leader's which is Intel Core i9-9980XE.

General info

Of Core i5-6600K processor market type (desktop or notebook), architecture and sales start time and price.
Place in performance rating
 
Value for money (0-100)
9.97
 
Type
Desktop
 
Series
Intel Core i5 (Desktop)
 
Achitecture codename
Skylake
 
Release date
5 August 2015
 
Launch price (MSRP)
$242
 
of 8685 (Xeon E5-4650L)
Price now
$238
 
of 8685 (Xeon E5-4650L)

Technical specs

Core i5-6600K's quantitative parameters such as cores and threads number, clocks, manufacturing process, cache size and multiplier lock state. These parameters indirectly say of Core i5-6600K's performance, but to be more precise you have to review its test results.
Number of cores
4
 
Number of threads
4
 
Maximum frequency
3.9 GHz
 
of 5
L1 cache
256 KB
 
of 768
L2 cache
1 MB
 
of 16384
L3 cache
6 MB
 
of 65536
Manufacturing process technology
14 nm
 
of 7
Maximum core temperature
64 °C
 
of 105
Maximum case temperature (TCase)
72 °C
 
of 105
64 bit support
+
 
Unlocked
+
 

Compatibility

Information on Core i5-6600K compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one.
Max number of CPUs in a configuration
1
 
of 8
Socket
FCLGA1151
 
Power consumption (TDP)
91 Watt
 

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-6600K. You'll probably need this information if you require some particular technology.
Instruction set extensions
Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
 
AES-NI
+
 
AVX
+
 
vPro
+
 
Enhanced SpeedStep (EIST)
+
 
Turbo Boost
2.0
 
Hyper-Threading
-
 
TSX
+
 
Idle States
+
 
Thermal Monitoring
+
 

Security technologies

Core i5-6600K technologies aimed at raising security, for example, by protecting against hacks.
TXT
-
 
EDB
+
 
Secure Key
+
 
MPX
+
 
Identity Protection
+
 
SGX
Yes with Intel® ME
 
OS Guard
+
 

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-6600K are enumerated here.
AMD-V
+
 
VT-d
+
 
VT-x
+
 
EPT
+
 

Memory specs

Types, maximum amount and channel number of RAM supported by Core i5-6600K.
Supported memory types
DDR4-1866, DDR4-2133, DDR3L-1333, DDR3L-1600
 
Maximum memory size
64 GB
 
Max memory channels
2
 
Maximum memory bandwidth
34.1 GB / s
 

Graphics specifications

General parameters of GPU integrated into Core i5-6600K.
Graphics max frequency
1.15 GHz
 
Max video memory
64 GB
 
Quick Sync
+
 
Clear Video
+
 
Clear Video HD
+
 
InTru 3D
+
 

Graphics interfaces

Available interfaces and connections of Core i5-6600K's integrated GPU.
Number of displays supported
3
 
eDP
+
 
DisplayPort
+
 
HDMI
+
 
DVI
+
 

Graphics image quality

Maximum display resolutions supported by Core i5-6600K's integrated GPU, including resolutions over different interfaces.
4K resolution support
+
 
Max resolution over HDMI 1.4
4096x2304@24Hz
 
Max resolution over eDP
4096x2304@60Hz
 
Max resolution over DisplayPort
4096x2304@60Hz
 
Max resolution over VGA
N / A
 

Graphics API support

APIs supported by Core i5-6600K's integrated GPU, sometimes API versions are included.
DirectX
12
 
OpenGL
4.5
 

Peripherals

Specifications and connection of Core i5-6600K's supported peripherals.
PCIe revision
3.0
 
Max number of PCIe lanes
16
 

Benchmark performance

Non-gaming benchmarks performance of Core i5-6600K. Overall benchmark performance is measured in points in 0-100 range.

Overall benchmark performance

27.65

3DMark06 CPU

7413

Cinebench 10 32-bit single-core

6188

Cinebench 10 32-bit multi-core

21324

Cinebench 11.5 64-bit single-core

1.88

Cinebench 11.5 64-bit multi-core

6.9

Cinebench 15 64-bit single-core

166

Cinebench 15 64-bit multi-core

602

WinRAR 4.0

3643

x264 encoding pass 1

196

x264 encoding pass 2

40

TrueCrypt AES

3.2

Geekbench 3 32-bit single-core

4080

Geekbench 3 32-bit multi-core

12270

Passmark

8053

3DMark Fire Strike Physics

7370

Mining hashrates

Cryptocurrency mining performance of Core i5-6600K. Usually measured in megahashes per second.
Bitcoin / BTC (SHA256)
47 Mh/s
 
 

Game benchmarks

Let's see how good Core i5-6600K is for gaming compared with game system requirements. Remember that sometimes official requirements may reflect real performance inaccurately.

Relative perfomance

Overall Core i5-6600K performance compared to nearest competitors. All CPU types participate.

AMD equivalent

We believe that the nearest equivalent to Core i5-6600K from AMD is FX-8320, which is nearly equal in speed and lower by 4 positions in our rating.

Advices and comments

Here you can ask a question about Core i5-6600K, agree or disagree with our judgements, or report an error or mismatch.