AMD Ryzen 7 7840H vs AMD Ryzen 9 4900HS

VS

AMD Ryzen 7 7840H

AMD Ryzen 9 4900HS

We compared two laptop CPUs: AMD Ryzen 7 7840H with 8 cores 3.8GHz and AMD Ryzen 9 4900HS with 8 cores 3.0GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 7 7840H 's Advantages

Released 2 years and 10 months late

Higher specification of memory (5600 vs 4266)

Larger memory bandwidth (89.6GB/s vs 68.27GB/s)

Newer PCIe version (4 vs 3.0)

Higher base frequency (3.8GHz vs 3.0GHz)

Larger L3 cache size (16MB vs 8MB)

More modern manufacturing process (4nm vs 7nm)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 7 7840H +38%

1757

AMD Ryzen 9 4900HS

1271

Cinebench R23 Multi Core

AMD Ryzen 7 7840H +64%

15930

AMD Ryzen 9 4900HS

9693

Geekbench 6 Single Core

AMD Ryzen 7 7840H +86%

2625

AMD Ryzen 9 4900HS

1407

Geekbench 6 Multi Core

AMD Ryzen 7 7840H +137%

11813

AMD Ryzen 9 4900HS

4967

Blender

AMD Ryzen 7 7840H +44%

224

AMD Ryzen 9 4900HS

155

Geekbench 5 Single Core

AMD Ryzen 7 7840H +63%

1909

AMD Ryzen 9 4900HS

1166

Geekbench 5 Multi Core

AMD Ryzen 7 7840H +61%

11494

AMD Ryzen 9 4900HS

7120

Passmark CPU Single Core

AMD Ryzen 7 7840H +50%

3947

AMD Ryzen 9 4900HS

2614

Passmark CPU Multi Core

AMD Ryzen 7 7840H +47%

28248

AMD Ryzen 9 4900HS

19134

AMD Ryzen 7 7840H

VS

AMD Ryzen 9 4900HS

General Parameters

Jan 2023

Release Date

Mar 2020

AMD

Manufacturer

AMD

Laptop

Type

Laptop

-

Instruction Set

x86-64

Phoenix

Core Architecture

Zen 2

AMD Socket FP8

Socket

FP6

Radeon 780M

Integrated Graphics

Radeon Vega 8

Ryzen 7 (Zen 4 (Phoenix))

Generation

-

Package

25 billions

Transistor Count

-

4 nm

Manufacturing Process

7 nm

35 W

Power Consumption

35 W

100 °C

Peak Operating Temperature

105 °C

TSMC

Foundry

-

178 mm²

Die Size

-

CPU Performance

-

Performance Cores

8

-

Performance Core Threads

16

3.8 GHz

Performance Core Base Frequency

3.0 GHz

5.1 GHz

Performance Core Turbo Frequency

4.3 GHz

8

Total Core Count

8

16

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

38.0

Multiplier

30x

64 K per core

L1 Cache

-

1 MB per core

L2 Cache

512 K per core

16 MB shared

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

1

SMP

-

Memory Parameters

DDR5-5600

Memory Types

DDR4-3200, LPDDR4X-4266

256 GB

Max Memory Size

32 GB

2

Max Memory Channels

2

89.6 GB/s

Max Memory Bandwidth

68.27 GB/s

Yes

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

2700 MHz

GPU Max Dynamic Frequency

1750 MHz

-

Shader Units

512

-

Texture Units

32

-

Raster Operation Units

8

12

Execution Units

-

Power Consumption

15 W

10 TFLOPS

Graphics Performance

-

Miscellaneous

AMD Ryzen 7 7840H

Official Website

AMD Ryzen 9 4900HS

4

PCIe Version

3.0

20

PCIe Lanes

16

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