Intel Core i9 9940X vs Intel Core i5 6600

VS

Intel Core i9 9940X

Intel Core i5 6600

We compared two desktop CPUs: Intel Core i9 9940X with 14 cores 3.3GHz and Intel Core i5 6600 with 4 cores 3.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i9 9940X 's Advantages

Released 3 years and 1 months late

Higher specification of memory (2666 vs 2133)

Larger memory bandwidth (85GB/s vs 34.1GB/s)

Larger L3 cache size (20MB vs 6MB)

Intel Core i5 6600 's Advantages

Integrated graphics card

Lower TDP (65W vs 165W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i9 9940X +17%

1228

Intel Core i5 6600

1042

Cinebench R23 Multi Core

Intel Core i9 9940X +302%

15351

Intel Core i5 6600

3810

Geekbench 6 Single Core

Intel Core i9 9940X +9%

1328

Intel Core i5 6600

1215

Geekbench 6 Multi Core

Intel Core i9 9940X +221%

9787

Intel Core i5 6600

3041

Geekbench 5 Single Core

Intel Core i9 9940X +24%

1189

Intel Core i5 6600

953

Geekbench 5 Multi Core

Intel Core i9 9940X +332%

14374

Intel Core i5 6600

3325

Passmark CPU Single Core

Intel Core i9 9940X +16%

2608

Intel Core i5 6600

2246

Passmark CPU Multi Core

Intel Core i9 9940X +373%

28355

Intel Core i5 6600

5989

Intel Core i9 9940X

VS

Intel Core i5 6600

General Parameters

Oct 2018

Release Date

Sep 2015

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Skylake

Core Architecture

Skylake

i9-9940X

Processor Number

i5-6600

LGA-2066

Socket

LGA-1151

N/A

Integrated Graphics

HD Graphics 530

Package

-

Transistor Count

1.75 billions

14 nm

Manufacturing Process

14 nm

165 W

Power Consumption

65 W

88 °C

Peak Operating Temperature

-

CPU Performance

14

Performance Cores

4

28

Performance Core Threads

4

3.3 GHz

Performance Core Base Frequency

3.3 GHz

4.4 GHz

Performance Core Turbo Frequency

3.9 GHz

14

Total Core Count

4

28

Total Thread Count

4

100 MHz

Bus Frequency

100 MHz

33x

Multiplier

33x

64 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

256 K per core

20 MB shared

L3 Cache

6 MB shared

Yes

Unlocked Multiplier

No

Memory Parameters

DDR4-2666

Memory Types

DDR4-2133, DDR3L-1600

128 GB

Max Memory Size

64 GB

4

Max Memory Channels

2

85 GB/s

Max Memory Bandwidth

34.1 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

-

Integrated Graphics

true

-

GPU Max Dynamic Frequency

1150 MHz

Miscellaneous

Intel Core i9 9940X

Official Website

Intel Core i5 6600

3.0

PCIe Version

3.0

44

PCIe Lanes

16

SSE4.1, SSE4.2, AVX-2, AVX-512

Extended Instruction Set

SSE4.1, SSE4.2, AVX-2

Related CPU Comparisons

1

Intel Core i9 9940X vs AMD Ryzen 5 9600X

2

Intel Core i9 9940X vs Intel Core i7 9800X

3

Intel Core i9 9940X vs AMD Ryzen 7 5800X

4

Intel Core i9 9940X vs Intel Core i3 10320

5

Intel Core i9 9940X vs Intel Core i5 10600

6

Intel Core i9 9940X vs Intel Core i3 10300

7

Intel Core i9 9940X vs AMD Ryzen 5 5500X3D

8

Intel Core i9 9940X vs AMD Ryzen 7 5800X3D

9

Intel Core i9 9940X vs AMD Ryzen Threadripper Pro 3975WX

10

Intel Core i9 9940X vs AMD Ryzen 7 7800X3D

Related News

1

Double the Excitement! AMD FSR 4.0 to Launch Alongside RX 9070 XT Graphics Card

2

CPU-Z Minor Update: Support for Intel's Four New Products and New Memory

3

CXMT Reportedly Achieves 80% Yield in DDR5 Production

4

Intel Wildcat Lake Appears on Shipping List with FCBGA1516 Socket, Poised to Replace Alder Lake-N

5

The Commencement of ARM and Qualcomm Licensing Dispute Trial: Potential Major Impact on PC Market

6

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps

7

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

8

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

9

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

10

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption