Intel Core i7 6900K vs Intel Core i9 9960X

VS

We compared two desktop CPUs: Intel Core i7 6900K with 8 cores 3.2GHz and Intel Core i9 9960X with 16 cores 3.1GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i7 6900K 's Advantages

Higher base frequency (3.2GHz vs 3.1GHz)

Lower TDP (140W vs 165W)

Intel Core i9 9960X 's Advantages

Released 2 years and 5 months late

Higher specification of memory (DDR4-2666 vs DDR4-2133)

Larger memory bandwidth (85GB/s vs 76.8GB/s)

Larger L3 cache size (22MB vs 20MB)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i7 6900K +7%

1151

Intel Core i9 9960X

1075

Cinebench R23 Multi Core

Intel Core i7 6900K

11326

Intel Core i9 9960X +58%

17953

Geekbench 6 Single Core

Intel Core i7 6900K

1286

Intel Core i9 9960X +11%

1432

Geekbench 6 Multi Core

Intel Core i7 6900K

7470

Intel Core i9 9960X +43%

10707

Geekbench 5 Single Core

Intel Core i7 6900K

961

Intel Core i9 9960X +22%

1173

Geekbench 5 Multi Core

Intel Core i7 6900K

7327

Intel Core i9 9960X +107%

15176

Passmark CPU Single Core

Intel Core i7 6900K

2310

Intel Core i9 9960X +12%

2608

Passmark CPU Multi Core

Intel Core i7 6900K

14258

Intel Core i9 9960X +114%

30525

Intel Core i7 6900K

VS

Intel Core i9 9960X

General Parameters

May 2016

Release Date

Oct 2018

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Broadwell E

Core Architecture

Skylake

i7-6900K

Processor Number

i9-9960X

LGA-2011-3

Socket

LGA-2066

N/A

Integrated Graphics

N/A

Package

14 nm

Manufacturing Process

14 nm

LGA-2011-3

Socket

LGA-2066

140 W

Power Consumption

165 W

-

Peak Operating Temperature

85 °C

CPU Performance

8

Performance Cores

16

Performance Core Threads

32

3.2 GHz

Performance Core Base Frequency

3.1 GHz

3.7 GHz

Performance Core Turbo Frequency

4.4 GHz

8

Total Core Count

16

Total Thread Count

32

100 MHz

Bus Frequency

-

32x

Multiplier

-

64 K per core

L1 Cache

32 K per core

256 K per core

L2 Cache

1 MB per core

20 MB shared

L3 Cache

22 MB shared

No

Unlocked Multiplier

Yes

Memory Parameters

DDR4-2133

Memory Types

DDR4-2666

128 GB

Max Memory Size

128 GB

4

Max Memory Channels

4

76.8 GB/s

Max Memory Bandwidth

85 GB/s

No

ECC Memory Support

No

Miscellaneous

Intel Core i7 6900K

Official Website

Intel Core i9 9960X

3.0

PCIe Version

3.0

40

PCIe Lanes

44

-

Extended Instruction Set

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

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