Intel Core i9 12900KS vs AMD Ryzen Threadripper Pro 3945WX

VS

Intel Core i9 12900KS

AMD Ryzen Threadripper Pro 3945WX

We compared two desktop CPUs: Intel Core i9 12900KS with 16 cores 3.4GHz and AMD Ryzen Threadripper Pro 3945WX with 12 cores 4.0GHz . 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

Released 1 years and 9 months late

Integrated graphics card

Higher specification of memory (4800 vs 3200)

Newer PCIe version (5.0 vs 4.0)

Lower TDP (150W vs 280W)

AMD Ryzen Threadripper Pro 3945WX 's Advantages

Larger memory bandwidth (204.8GB/s vs 76.8GB/s)

Higher base frequency (4.0GHz vs 3.4GHz)

Larger L3 cache size (64MB vs 30MB)

More modern manufacturing process (7nm vs 10nm)

Score

Benchmark

Geekbench 6 Single Core

Intel Core i9 12900KS +63%

2559

AMD Ryzen Threadripper Pro 3945WX

1561

Geekbench 6 Multi Core

Intel Core i9 12900KS +41%

15546

AMD Ryzen Threadripper Pro 3945WX

10957

Blender

Intel Core i9 12900KS +81%

410

AMD Ryzen Threadripper Pro 3945WX

226

Geekbench 5 Single Core

Intel Core i9 12900KS +56%

2041

AMD Ryzen Threadripper Pro 3945WX

1303

Geekbench 5 Multi Core

Intel Core i9 12900KS +24%

17685

AMD Ryzen Threadripper Pro 3945WX

14155

Passmark CPU Single Core

Intel Core i9 12900KS +61%

4357

AMD Ryzen Threadripper Pro 3945WX

2690

Passmark CPU Multi Core

Intel Core i9 12900KS +34%

44470

AMD Ryzen Threadripper Pro 3945WX

33118

Intel Core i9 12900KS

VS

AMD Ryzen Threadripper Pro 3945WX

General Parameters

Apr 2022

Release Date

Jul 2020

Intel

Manufacturer

AMD

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Alder Lake-S

Core Architecture

Zen 2

i9-12900KS

Processor Number

-

LGA-1700

Socket

sWRX8

UHD Graphics 770

Integrated Graphics

N/A

Package

10 nm

Manufacturing Process

7 nm

150 W

Power Consumption

280 W

100 °C

Peak Operating Temperature

90 °C

CPU Performance

8

Performance Cores

12

-

Performance Core Threads

24

3.4 GHz

Performance Core Base Frequency

4.0 GHz

5.5 GHz

Performance Core Turbo Frequency

4.3 GHz

8

Efficiency Cores

-

16

Total Core Count

12

24

Total Thread Count

24

100 MHz

Bus Frequency

100 MHz

34x

Multiplier

40x

64 K per core

L1 Cache

96 K per core

14 MB shared

L2 Cache

512 K per core

30 MB shared

L3 Cache

64 MB shared

Yes

Unlocked Multiplier

No

Memory Parameters

DDR5-4800, DDR4-3200

Memory Types

DDR4-3200

128 GB

Max Memory Size

2048 GB

2

Max Memory Channels

8

76.8 GB/s

Max Memory Bandwidth

204.8 GB/s

Yes

ECC Memory Support

Yes

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 12900KS

Official Website

AMD Ryzen Threadripper Pro 3945WX

5.0

PCIe Version

4.0

20

PCIe Lanes

128

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