Intel Core i9 7900X vs Intel Core i9 12900KS

VS

Intel Core i9 7900X Intel Core i9 12900KS

We compared two desktop CPUs: Intel Core i9 7900X with 10 cores 3.3GHz and Intel Core i9 12900KS with 16 cores 3.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i9 7900X's Advantages

Larger memory bandwidth (79.47GB/s vs 76.8GB/s)

Lower TDP (140W vs 150W)

Intel Core i9 12900KS's Advantages

Released 4 years and 11 months late

Integrated graphics card

Higher specification of memory (DDR5-4800 vs DDR4-2666)

Newer PCIe version (5.0 vs 3.0)

Higher base frequency (3.4GHz vs 3.3GHz)

Larger L3 cache size (30MB vs 14MB)

More modern manufacturing process (10nm vs 14nm)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i9 7900X

1210

Intel Core i9 12900KS +72%

2082

Cinebench R23 Multi Core

Intel Core i9 7900X

11851

Intel Core i9 12900KS +134%

27796

Geekbench 6 Single Core

Intel Core i9 7900X

1323

Intel Core i9 12900KS +93%

2559

Geekbench 6 Multi Core

Intel Core i9 7900X

8536

Intel Core i9 12900KS +82%

15546

Geekbench 5 Single Core

Intel Core i9 7900X

1127

Intel Core i9 12900KS +81%

2041

Geekbench 5 Multi Core

Intel Core i9 7900X

10189

Intel Core i9 12900KS +73%

17685

Passmark CPU Single Core

Intel Core i9 7900X

2556

Intel Core i9 12900KS +70%

4357

Passmark CPU Multi Core

Intel Core i9 7900X

20991

Intel Core i9 12900KS +111%

44470

Intel Core i9 7900X

VS

Intel Core i9 12900KS

General Parameters

May 2017

Release Date

Apr 2022

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Skylake

Core Architecture

Alder Lake-S

i9-7900X

Processor Number

i9-12900KS

LGA-2066

Socket

LGA-1700

N/A

Integrated Graphics

UHD Graphics 770

Package

14 nm

Manufacturing Process

10 nm

LGA-2066

Socket

LGA-1700

140 W

Power Consumption

150 W

95 °C

Peak Operating Temperature

100 °C

CPU Performance

10

Performance Cores

8

20

Performance Core Threads

-

3.3 GHz

Performance Core Base Frequency

3.4 GHz

4.3 GHz

Performance Core Turbo Frequency

5.5 GHz

-

Efficiency Cores

8

10

Total Core Count

16

20

Total Thread Count

24

100MHz

Bus Frequency

100MHz

33x

Multiplier

34x

64K per core

L1 Cache

64K per core

1MB per core

L2 Cache

14MB shared

L3 Cache

30MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR4-2666

Memory Types

DDR5-4800, DDR4-3200

128GB

Max Memory Size

128GB

4

Max Memory Channels

2

79.47 GB/s

Max Memory Bandwidth

76.8 GB/s

No

ECC Memory Support

Yes

Graphics Card Parameters

-

Integrated Graphics

True

-

GPU Base Frequency

300 MHz

-

GPU Max Dynamic Frequency

1550 MHz

-

Shader Units

256

-

Texture Units

16

-

Raster Operation Units

8

-

Execution Units

32

-

Power Consumption

15 W

-

Graphics Performance

0.78 TFLOPS

Miscellaneous

Intel Core i9 7900X

Official Website

Intel Core i9 12900KS

3.0

PCIe Version

5.0

44

PCIe Lanes

20

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

Extended Instruction Set

-

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