AMD Ryzen 9 7900 vs AMD Ryzen 7 1800X

VS

AMD Ryzen 9 7900 AMD Ryzen 7 1800X

We compared two desktop CPUs: AMD Ryzen 9 7900 with 12 cores 3.7GHz and AMD Ryzen 7 1800X with 8 cores 3.6GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 9 7900 's Advantages

Released 5 years and 10 months late

Integrated graphics card

Higher specification of memory (DDR5-5200 vs DDR4-2666)

Larger memory bandwidth (83.2GB/s vs 39.74GB/s)

Newer PCIe version (5.0 vs 3.0)

Higher base frequency (3.7GHz vs 3.6GHz)

Larger L3 cache size (64MB vs 16MB)

Lower TDP (65W vs 95W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 9 7900 +111%

2034

AMD Ryzen 7 1800X

963

Cinebench R23 Multi Core

AMD Ryzen 9 7900 +218%

29358

AMD Ryzen 7 1800X

9232

Geekbench 6 Single Core

AMD Ryzen 9 7900 +169%

2954

AMD Ryzen 7 1800X

1096

Geekbench 6 Multi Core

AMD Ryzen 9 7900 +194%

17582

AMD Ryzen 7 1800X

5970

Geekbench 5 Single Core

AMD Ryzen 9 7900 +118%

2148

AMD Ryzen 7 1800X

981

Geekbench 5 Multi Core

AMD Ryzen 9 7900 +168%

17950

AMD Ryzen 7 1800X

6696

Passmark CPU Single Core

AMD Ryzen 9 7900 +90%

4157

AMD Ryzen 7 1800X

2178

Passmark CPU Multi Core

AMD Ryzen 9 7900 +199%

48850

AMD Ryzen 7 1800X

16305

AMD Ryzen 9 7900

VS

AMD Ryzen 7 1800X

General Parameters

Jan 2023

Release Date

Mar 2017

Amd

Manufacturer

AMD

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Zen 4 (Raphael)

Core Architecture

Zen

AM5

Socket

AM4

Radeon Graphics (Ryzen 7000)

Integrated Graphics

N/A

Package

13.1 billions

Transistor Count

4.8 billions

5 nm

Manufacturing Process

14 nm

AM5

Socket

AM4

65 W

Power Consumption

95 W

142 W

Max Turbo Power Consumption

-

95°C

Peak Operating Temperature

95 °C

CPU Performance

12

Performance Cores

8

24

Performance Core Threads

16

3.7 GHz

Performance Core Base Frequency

3.6 GHz

5.4 GHz

Performance Core Turbo Frequency

4 GHz

12

Total Core Count

8

24

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

37x

Multiplier

36x

64 K per core

L1 Cache

96 K per core

1 MB per core

L2 Cache

512 K per core

64 MB shared

L3 Cache

16 MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR5-5200

Memory Types

DDR4-2666

128 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

83.2 GB/s

Max Memory Bandwidth

39.74 GB/s

Yes

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

-

1500 MHz

GPU Base Frequency

-

2200 MHz

GPU Max Dynamic Frequency

-

448

Shader Units

-

8

Texture Units

-

4

Raster Operation Units

-

2

Execution Units

-

15 W

Power Consumption

-

1.43 TFLOPS

Graphics Performance

-

Miscellaneous

AMD Ryzen 9 7900

Official Website

AMD Ryzen 7 1800X

5.0

PCIe Version

3.0

28

PCIe Lanes

20

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