AMD Ryzen 7 Pro 7840HS vs AMD Ryzen 9 4900HS

VS

AMD Ryzen 7 Pro 7840HS

AMD Ryzen 9 4900HS

We compared two laptop CPUs: AMD Ryzen 7 Pro 7840HS 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 Pro 7840HS 's Advantages

Released 3 years and 3 months late

Higher specification of memory (7500 vs 4266)

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

Newer PCIe version (4.0 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)

AMD Ryzen 9 4900HS 's Advantages

Lower TDP (35W vs 54W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 7 Pro 7840HS +38%

1757

AMD Ryzen 9 4900HS

1271

Cinebench R23 Multi Core

AMD Ryzen 7 Pro 7840HS +64%

15930

AMD Ryzen 9 4900HS

9693

Geekbench 6 Single Core

AMD Ryzen 7 Pro 7840HS +73%

2438

AMD Ryzen 9 4900HS

1407

Geekbench 6 Multi Core

AMD Ryzen 7 Pro 7840HS +138%

11851

AMD Ryzen 9 4900HS

4967

Blender

AMD Ryzen 7 Pro 7840HS +22%

190

AMD Ryzen 9 4900HS

155

AMD Ryzen 7 Pro 7840HS

VS

AMD Ryzen 9 4900HS

General Parameters

Jun 2023

Release Date

Mar 2020

Amd

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 4 (Phoenix)

Core Architecture

Zen 2

FP8

Socket

FP6

Radeon 780M

Integrated Graphics

Radeon Vega 8

Package

25 billions

Transistor Count

-

4 nm

Manufacturing Process

7 nm

35-54 W

Power Consumption

35 W

100 °C

Peak Operating Temperature

105 °C

CPU Performance

8

Performance Cores

8

16

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

Multiplier

30x

64 K per core

L1 Cache

-

8 MB

L2 Cache

512 K per core

16 MB

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

Memory Parameters

DDR5-5600, LPDDR5x-7500

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

800 MHz

GPU Base Frequency

-

2700 MHz

GPU Max Dynamic Frequency

1750 MHz

768

Shader Units

512

48

Texture Units

32

Raster Operation Units

8

12

Execution Units

-

15

Power Consumption

15 W

7680x4320 - 60 Hz

Max Resolution

-

4.15 TFLOPS

Graphics Performance

-

AI Accelerator

AMD Ryzen™ AI

NPU

-

10 TOPS

Theoretical performance

-

Miscellaneous

AMD Ryzen 7 Pro 7840HS

Official Website

AMD Ryzen 9 4900HS

4.0

PCIe Version

3.0

20

PCIe Lanes

16

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