AMD Ryzen 9 9900X vs AMD Ryzen 9 7900

VS

AMD Ryzen 9 9900X

AMD Ryzen 9 7900

We compared two desktop CPUs: AMD Ryzen 9 9900X with 12 cores 4.4GHz 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

AMD Ryzen 9 9900X 's Advantages

Released 1 years and 5 months late

Higher specification of memory (5600 vs 5200)

Larger memory bandwidth (89.6GB/s vs 83.2GB/s)

Higher base frequency (4.4GHz vs 3.7GHz)

More modern manufacturing process (4nm vs 5nm)

AMD Ryzen 9 7900 's Advantages

Lower TDP (65W vs 120W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 9 9900X +9%

2232

AMD Ryzen 9 7900

2034

Cinebench R23 Multi Core

AMD Ryzen 9 9900X +11%

32626

AMD Ryzen 9 7900

29358

Geekbench 6 Single Core

AMD Ryzen 9 9900X +13%

3342

AMD Ryzen 9 7900

2946

Geekbench 6 Multi Core

AMD Ryzen 9 9900X +12%

19527

AMD Ryzen 9 7900

17413

Cinebench 2024 Single Core

AMD Ryzen 9 9900X +20%

134

AMD Ryzen 9 7900

111

Cinebench 2024 Multi Core

AMD Ryzen 9 9900X +15%

1764

AMD Ryzen 9 7900

1525

Passmark CPU Single Core

AMD Ryzen 9 9900X +12%

4648

AMD Ryzen 9 7900

4149

Passmark CPU Multi Core

AMD Ryzen 9 9900X +10%

53832

AMD Ryzen 9 7900

48837

AMD Ryzen 9 9900X

VS

AMD Ryzen 9 7900

General Parameters

Jun 2024

Release Date

Jan 2023

Amd

Manufacturer

Amd

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Zen 5 (Granite Ridge)

Core Architecture

Zen 4 (Raphael)

AM5

Socket

AM5

Radeon Graphics

Integrated Graphics

Radeon Graphics (Ryzen 7000)

Ryzen 9 (Zen 5 (Granite Ridge))

Generation

-

Package

-

Transistor Count

13.1 billions

4 nm

Manufacturing Process

5 nm

120 W

Power Consumption

65 W

-

Max Turbo Power Consumption

90 W

95 °C

Peak Operating Temperature

95 °C

TSMC

Foundry

-

6 nm

I/O Process Size

-

CPU Performance

12

Performance Cores

12

24

Performance Core Threads

24

4.4 GHz

Performance Core Base Frequency

3.7 GHz

5.6 GHz

Performance Core Turbo Frequency

5.4 GHz

12

Total Core Count

12

24

Total Thread Count

24

100 MHz

Bus Frequency

100 MHz

44x

Multiplier

37x

80 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

1 MB per core

64 MB shared

L3 Cache

64 MB shared

Yes

Unlocked Multiplier

Yes

1

SMP

-

Memory Parameters

DDR5-5600

Memory Types

DDR5-5200

192 GB

Max Memory Size

128 GB

2

Max Memory Channels

2

89.6 GB/s

Max Memory Bandwidth

83.2 GB/s

Yes

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

MHz

GPU Base Frequency

400 MHz

2200 MHz

GPU Max Dynamic Frequency

2200 MHz

-

Shader Units

128

-

Texture Units

8

-

Raster Operation Units

4

2

Execution Units

2

-

Power Consumption

15 W

-

Graphics Performance

0.56 TFLOPS

Miscellaneous

AMD Ryzen 9 9900X

Official Website

AMD Ryzen 9 7900

5.0

PCIe Version

5.0

28

PCIe Lanes

28

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