AMD Ryzen 9 5900HX vs AMD Ryzen 9 4900H

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We compared two laptop CPUs: AMD Ryzen 9 5900HX with 8 cores 3.3GHz and AMD Ryzen 9 4900H with 8 cores 3.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 9 5900HX 's Advantages

Released 10 months late

Larger L3 cache size (16MB vs 8MB)

AMD Ryzen 9 4900H 's Advantages

Higher specification of memory (LPDDR4X-4266 vs LPDDR4-4266)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 9 5900HX +17%

1484

AMD Ryzen 9 4900H

1265

Cinebench R23 Multi Core

AMD Ryzen 9 5900HX +14%

12809

AMD Ryzen 9 4900H

11230

Geekbench 6 Single Core

AMD Ryzen 9 5900HX +18%

1993

AMD Ryzen 9 4900H

1678

Geekbench 6 Multi Core

AMD Ryzen 9 5900HX +52%

9310

AMD Ryzen 9 4900H

6103

Geekbench 5 Single Core

AMD Ryzen 9 5900HX +24%

1511

AMD Ryzen 9 4900H

1210

Geekbench 5 Multi Core

AMD Ryzen 9 5900HX +10%

8303

AMD Ryzen 9 4900H

7541

Passmark CPU Single Core

AMD Ryzen 9 5900HX +17%

3183

AMD Ryzen 9 4900H

2703

Passmark CPU Multi Core

AMD Ryzen 9 5900HX +19%

22772

AMD Ryzen 9 4900H

19102

AMD Ryzen 9 5900HX

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AMD Ryzen 9 4900H

General Parameters

Jan 2021

Release Date

Mar 2020

AMD

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Cezanne

Core Architecture

Zen 2

FP6

Socket

FP6

Radeon RX Vega 8

Integrated Graphics

Radeon Vega 8

Package

7 nm

Manufacturing Process

7 nm

FP6

Socket

FP6

35-54 W

Power Consumption

35-54 W

105 °C

Peak Operating Temperature

105 °C

CPU Performance

8

Performance Cores

8

16

Performance Core Threads

16

3.3 GHz

Performance Core Base Frequency

3.3 GHz

4.6 GHz

Performance Core Turbo Frequency

4.4 GHz

8

Total Core Count

8

16

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

33x

Multiplier

33x

64 K per core

L1 Cache

-

512 K per core

L2 Cache

512 K per core

16 MB shared

L3 Cache

8 MB shared

Yes

Unlocked Multiplier

No

Memory Parameters

DDR4-3200, LPDDR4-4266

Memory Types

DDR4-3200, LPDDR4X-4266

64 GB

Max Memory Size

64 GB

2

Max Memory Channels

4

68.27 GB/s

Max Memory Bandwidth

68.27 GB/s

Yes

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

2100 MHz

GPU Max Dynamic Frequency

1750 MHz

512

Shader Units

512

32

Texture Units

32

8

Raster Operation Units

8

15 W

Power Consumption

15 W

Miscellaneous

AMD Ryzen 9 5900HX

Official Website

AMD Ryzen 9 4900H

3.0

PCIe Version

3.0

16

PCIe Lanes

16

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