Intel Core i5-6600K

Specifications Benchmarks Synonyms

Specifications

Technical data

CPU generation and family

CPU group
Intel Core i 6000
Family
Intel Core i5
Generation
6
Name
Intel Core i5-6600K
Predecessor
—
Segment
Desktop / Server
Successor
Intel Core i5-7600K

CPU Cores and Base Frequency

A-Core
—
B-Core
—
Base Frequency
3.5 GHz
C-Core
—
Core architecture
normal
CPU Cores
4
CPU Threads
4
Hyperthreading / SMT
No
Overclocking
Yes
Turbo Frequency (1 Core)
3.9 GHz
Turbo Frequency (4 Cores)
3.6 GHz

Internal Graphics

DirectX Version
12
Execution units
24
Generation
9
GPU Frequency
350 MHz
GPU name
Intel HD Graphics 530
GPU Turbo
1150 MHz
Max. displays
3
Max. GPU Memory
64 GB
Release date
Q3/2015
Shader
192
Technology
14 nm

Hardware codec support

AV1
No
H.264 / AVC
Decode / Encode
h265 / HEVC (8 bit)
Decode / Encode
h265 / HEVC (10 bit)
Decode
JPEG
Decode / Encode
VC-1
Decode
VP8
Decode / Encode
VP9
Decode

Memory & PCIe

ECC
No
Max. Memory
64 GB
Memory channels
2
Memory type
DDR3-1600DDR4-2133
PCIe lanes
16
PCIe version
3.0

Encryption

AES-NI
Yes

Thermal Management

Maximum Operating Temperature
—
TDP (PL1, legacy label)
91 W
TDP (PL2)
—
TDP down
—
TDP up
—

Technical details

Architecture
Skylake S
Instruction set (ISA)
x86-64 (64 bit)
ISA extensions
SSE4.1, SSE4.2, AVX2
L2-Cache
—
L3-Cache
6 MB
Part Number
—
Release date
Q3/2015
Socket
LGA 1151
Technology
14 nm
Virtualization
VT-x, VT-x EPT, VT-d

Positions in all rankings

Common positions Intel Core i5-6600K CPU in popular benchmarks, for comparison with other models.

Cinebench R23 (Single-Core)

242 place
Cinebench R23 (Multi-Core)

256 place
Cinebench R20 (Single-Core)

293 place
Cinebench R20 (Multi-Core)

305 place
Cinebench R15 (Single-Core)

269 place
Cinebench R15 (Multi-Core)

491 place
Geekbench 5, 64bit (Single-Core)

326 place
Geekbench 5, 64bit (Multi-Core)

486 place
iGPU - FP32 Performance (Single-precision GFLOPS)

667 place
Blender 2.81 (bmw27)

109 place
Geekbench 3, 64bit (Single-Core)

118 place
Geekbench 3, 64bit (Multi-Core)

313 place
Cinebench R11.5, 64bit (Single-Core)

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

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

89 place
Estimated results for PassMark CPU Mark

487 place

Benchmarks

Performance tests CPU

Compare the scores of popular benchmarks Intel Core i5-6600K with other processors to understand the real speed of the CPU when processing content.

Tests include mathematical calculations, creation of 3D models, cryptocurrency mining, tests in single and multi-core modes.

These are saved results from the earlier catalog. Measurement dates and test configurations were not recorded. Models with no comparable results are omitted.

Recent models: test results with identified primary sources — Cinebench R23 · Cinebench R20 · Cinebench R15 · Cinebench 2026 · RandomX benchmark

Cinebench R23 (Single-Core)

Maxon's Cinebench R23 SC is a cross-platform test suite for macOs and Windows uses one CPU core, with no hypetrading

Higher values are better in this metric.

1041

Intel Core i5-6600K

1052

Intel Core i5-8500

1052

Intel Core i5-8500B

All the benchmark results

Cinebench R23 (Multi-Core)

Maxon's Cinebench R23 MC is a cross-platform test suite for macOs and Windows using a multi-core and hyperthreading

Higher values are better in this metric.

3965

Intel Core i5-6600K

4260

Intel Core i7-1060G7

4225

Intel Core i5-1035G1

All the benchmark results

Cinebench R20 (Single-Core)

Cinebench R20 SC is a high load CPU test for long tasks on a desktop or notebook PC, uses one CPU core, with no hypetrading

Higher values are better in this metric.

395

Intel Core i5-6600K

396

Intel Core i5-10500T

396

Intel Core i5-10500TE

All the benchmark results

Cinebench R20 (Multi-Core)

Cinebench R20 MC is a high load CPU test for long tasks on a desktop or notebook PC, using a multi-core and hyperthreading

Higher values are better in this metric.

1572

Intel Core i5-6600K

1589

Intel Core i5-7600K

1589

Intel Xeon E-2224

All the benchmark results

Cinebench R15 (Single-Core)

The Cinebench R15 SC stresses the computing modules of a desktop or laptop computer to their limits and accurately determines the key performance parameters of the hardware

Higher values are better in this metric.

166

Intel Core i5-6600K

167

AMD Ryzen 3 4300U

167

Intel Core i5-8350U

All the benchmark results

Cinebench R15 (Multi-Core)

The Cinebench R15 MC stresses the computing modules of a desktop or laptop computer to their limits and accurately determines the key performance parameters of the hardware

Higher values are better in this metric.

600

Intel Core i5-6600K

604

Intel Core i7-8665U

604

Intel Core i7-4750HQ

All the benchmark results

Geekbench 5, 64bit (Single-Core)

Geekbench 5 SC is a popular cross-platform performance test for desktop or mobile processors that uses system memory intensively

Higher values are better in this metric.

1106

Intel Core i5-6600K

1109

Intel Core i3-1125G4

1108

Apple A12 Bionic

All the benchmark results

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 MC is a popular cross-platform performance test for desktop or mobile processors that uses system memory intensively

Higher values are better in this metric.

3631

Intel Core i5-6600K

3644

Intel Core i5-7640X

3642

AMD Ryzen 5 1500X

All the benchmark results

iGPU - FP32 Performance (Single-precision GFLOPS)

The performance of the iGPU - the internal GPU in games

Higher values are better in this metric.

442 GFLOPS

Intel Core i5-6600K

442 GFLOPS

Intel Core i5-6600T

442 GFLOPS

Intel Core i7-6700

All the benchmark results

Blender 2.81 (bmw27)

Blender is Open Source Software, creating predefined 3D scenes and measuring the time to execute them

Lower values are better; time in seconds.

486.5 s

Intel Core i5-6600K

476.5 s

Intel Core i7-4790S

477.9 s

Intel Core i7-4770K

Geekbench 3, 64bit (Single-Core)

Geekbench 3 SC for one CPU core, includes stress tests simulating real 3D scenarios for Windows, Mac, Linux, Ansroid, iOS

Higher values are better in this metric.

4147

Intel Core i5-6600K

4150

Intel Xeon Gold 6136

4150

Intel Xeon Gold 6154

Geekbench 3, 64bit (Multi-Core)

Geekbench 3 MC using a multi-core and hyperthreading, includes stress tests simulating real 3D scenarios for Windows, Mac, Linux, Ansroid, iOS

Higher values are better in this metric.

12150

Intel Core i5-6600K

12193

Intel Core i3-8100

12167

Intel Core i5-7500

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

The PC CPU and GPU test involves rendering a specific 3D scene in single-core mode, based on CINEMA 4D

Higher values are better in this metric.

1.98

Intel Core i5-6600K

1.98

Intel Core i5-6600

1.98

Intel Core i7-7700T

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

The PC CPU and GPU test involves rendering a specific 3D scene in multi-core mode and hyperthreading, based on CINEMA 4D

Higher values are better in this metric.

6.54

Intel Core i5-6600K

6.6

Intel Core i5-7440HQ

6.6

Intel Core i7-4750HQ

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

The iGPU test involves rendering a specific 3D scene, based on CINEMA 4D

Higher values are better in this metric.

36.2

Intel Core i5-6600K

36.2

Intel Core i5-6500

36.2

Intel Core i5-6600

Estimated results for PassMark CPU Mark

PassMark is a test suite that performs complex mathematical calculations to determine CPU performance on file compression, encryption and physics-related tasks

Higher values are better in this metric.

8288

Intel Core i5-6600K

8340

Intel Core i3-8300

8291

AMD FX-8320

All the benchmark results

Synonyms

Nearby models in the composite benchmark index.

These are saved results from the earlier catalog. Measurement dates and test configurations were not recorded. Models with no comparable results are omitted. Index 0–100: equal-weight mean of each score relative to the best saved score among models with both tests. Tests: Cinebench R23 Multi-Core + Geekbench 5 Multi-Core. This index does not predict performance in every workload.

Recent models: test results with identified primary sources — Cinebench R23 · Cinebench R20 · Cinebench R15 · Cinebench 2026 · RandomX benchmark