Intel Core i9 12900K vs Intel Core i7 6850K

VS

Intel Core i9 12900K Intel Core i7 6850K

We compared two desktop CPUs: Intel Core i9 12900K with 16 cores 32GHz and Intel Core i7 6850K with 6 cores 3.6GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i9 12900K Advantages

Released 5 years and 5 months late

Integrated graphics card

Higher specification of memory (DDR5-4800 vs DDR4-2133)

Newer PCIe version (5.0 vs 3.0)

Higher base frequency (32GHz vs 3.6GHz)

Larger L3 cache size (30MB vs 15MB)

More modern manufacturing process (10nm vs 14nm)

Lower TDP (125W vs 140W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i9 12900K +107%

2028

Intel Core i7 6850K

979

Cinebench R23 Multi Core

Intel Core i9 12900K +276%

27422

Intel Core i7 6850K

7282

Geekbench 6 Single Core

Intel Core i9 12900K +166%

2631

Intel Core i7 6850K

986

Geekbench 6 Multi Core

Intel Core i9 12900K +338%

17004

Intel Core i7 6850K

3877

Geekbench 5 Single Core

Intel Core i9 12900K +99%

1970

Intel Core i7 6850K

988

Geekbench 5 Multi Core

Intel Core i9 12900K +189%

17028

Intel Core i7 6850K

5881

Passmark CPU Single Core

Intel Core i9 12900K +73%

4173

Intel Core i7 6850K

2409

Passmark CPU Multi Core

Intel Core i9 12900K +263%

41390

Intel Core i7 6850K

11382

Intel Core i9 12900K

VS

Intel Core i7 6850K

General Parameters

Oct 2021

Release Date

May 2016

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Alder Lake

Core Architecture

Broadwell E

i9-12900K

Processor Number

i7-6850K

LGA-1700

Socket

LGA-2011-3

UHD Graphics 770

Integrated Graphics

N/A

Package

10 nm

Manufacturing Process

14 nm

LGA-1700

Socket

LGA-2011-3

125 W

Power Consumption

140 W

100°C

Peak Operating Temperature

-

CPU Performance

8

Performance Cores

6

16

Performance Core Threads

12

3,2 GHz

Performance Core Base Frequency

3.6 GHz

5.1 GHz

Performance Core Turbo Frequency

3.8 GHz

8

Efficiency Cores

-

8

Efficiency Core Threads

-

2.4 GHz

Efficiency Core Base Frequency

-

3.9 GHz

Efficiency Core Turbo Frequency

-

16

Total Core Count

6

24

Total Thread Count

12

100 MHz

Bus Frequency

-

32x

Multiplier

36x

64 K per core

L1 Cache

32 K per core

14 MB shared

L2 Cache

256 K per core

30 MB shared

L3 Cache

15 MB shared

Yes

Unlocked Multiplier

No

Memory Parameters

DDR5-4800, DDR4-3200

Memory Types

DDR4-2133

128 GB

Max Memory Size

128 GB

2

Max Memory Channels

4

76.8 GB/s

Max Memory Bandwidth

76.8 GB/s

Yes

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

-

300 MHz

GPU Base Frequency

-

1550 MHz

GPU Max Dynamic Frequency

-

256

Shader Units

-

16

Texture Units

-

8

Raster Operation Units

-

32

Execution Units

-

15 W

Power Consumption

-

0.78 TFLOPS

Graphics Performance

-

Miscellaneous

Intel Core i9 12900K

Official Website

Intel Core i7 6850K

5.0

PCIe Version

3.0

20

PCIe Lanes

40

Related SoC Comparison

1

Intel Core i9 12900K vs Intel Core i5 13600K

2

Intel Core i9 12900K vs Intel Core i7 13700K

3

Intel Core i9 12900K vs Intel Core i9 10900K

4

Intel Core i9 12900K vs Intel Core i9 14900K

5

Intel Core i9 12900K vs AMD Ryzen 5 7600X

6

Intel Core i9 12900K vs Intel Core i7 14700

7

Intel Core i9 12900K vs AMD Ryzen 7 5700

8

Intel Core i7 14700K vs Intel Core i9 12900K

9

Intel Core i9 12900K vs AMD Ryzen 5 2500X

10

Intel Core i9 12900K vs AMD Ryzen 7 7800X3D