Intel Core i9 12900KS vs AMD Ryzen 9 7900

VS

Intel Core i9 12900KS

AMD Ryzen 9 7900

We compared two desktop CPUs: Intel Core i9 12900KS with 16 cores 3.4GHz and AMD Ryzen 9 7900 with 12 cores 3.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i9 12900KS 's Advantages

Better graphics card performance

AMD Ryzen 9 7900 's Advantages

Released 9 months late

Higher specification of memory (5200 vs 4800)

Larger memory bandwidth (83.2GB/s vs 76.8GB/s)

Higher base frequency (3.7GHz vs 3.4GHz)

Larger L3 cache size (64MB vs 30MB)

More modern manufacturing process (5nm vs 10nm)

Lower TDP (65W vs 150W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i9 12900KS +2%

2082

AMD Ryzen 9 7900

2034

Cinebench R23 Multi Core

Intel Core i9 12900KS

27796

AMD Ryzen 9 7900 +5%

29358

Geekbench 6 Single Core

Intel Core i9 12900KS

2559

AMD Ryzen 9 7900 +15%

2946

Geekbench 6 Multi Core

Intel Core i9 12900KS

15546

AMD Ryzen 9 7900 +12%

17413

Blender

Intel Core i9 12900KS

410

AMD Ryzen 9 7900 +11%

456

Geekbench 5 Single Core

Intel Core i9 12900KS

2041

AMD Ryzen 9 7900 +5%

2148

Geekbench 5 Multi Core

Intel Core i9 12900KS

17685

AMD Ryzen 9 7900 +1%

17950

Passmark CPU Single Core

Intel Core i9 12900KS +5%

4357

AMD Ryzen 9 7900

4149

Passmark CPU Multi Core

Intel Core i9 12900KS

44470

AMD Ryzen 9 7900 +9%

48837

Intel Core i9 12900KS

VS

AMD Ryzen 9 7900

General Parameters

Apr 2022

Release Date

Jan 2023

Intel

Manufacturer

Amd

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Alder Lake-S

Core Architecture

Zen 4 (Raphael)

i9-12900KS

Processor Number

-

LGA-1700

Socket

AM5

UHD Graphics 770

Integrated Graphics

Radeon Graphics (Ryzen 7000)

Package

-

Transistor Count

13.1 billions

10 nm

Manufacturing Process

5 nm

150 W

Power Consumption

65 W

-

Max Turbo Power Consumption

90 W

100 °C

Peak Operating Temperature

95 °C

CPU Performance

8

Performance Cores

12

-

Performance Core Threads

24

3.4 GHz

Performance Core Base Frequency

3.7 GHz

5.5 GHz

Performance Core Turbo Frequency

5.4 GHz

8

Efficiency Cores

-

16

Total Core Count

12

24

Total Thread Count

24

100 MHz

Bus Frequency

100 MHz

34x

Multiplier

37x

64 K per core

L1 Cache

64 K per core

14 MB shared

L2 Cache

1 MB per core

30 MB shared

L3 Cache

64 MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR5-4800, DDR4-3200

Memory Types

DDR5-5200

128 GB

Max Memory Size

128 GB

2

Max Memory Channels

2

76.8 GB/s

Max Memory Bandwidth

83.2 GB/s

Yes

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

300 MHz

GPU Base Frequency

400 MHz

1550 MHz

GPU Max Dynamic Frequency

2200 MHz

256

Shader Units

128

16

Texture Units

8

Raster Operation Units

4

32

Execution Units

2

15 W

Power Consumption

15 W

0.78 TFLOPS

Graphics Performance

0.56 TFLOPS

Miscellaneous

Intel Core i9 12900KS

Official Website

AMD Ryzen 9 7900

5.0

PCIe Version

5.0

20

PCIe Lanes

28

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