AMD Ryzen 7 3800X vs AMD Ryzen 7 7840HS

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We compared the laptop AMD Ryzen 7 3800X with 8 cores 3.9GHz and the AMD Ryzen 7 7840HS with 8 cores 3.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 7 3800X 's Advantages

Higher base frequency (3.9GHz vs 3.8GHz)

Larger L3 cache size (32MB vs 16MB)

AMD Ryzen 7 7840HS 's Advantages

Released 3 years and 6 months late

Integrated graphics card

Higher specification of memory (LPDDR5x-7500 vs DDR4-3200)

Larger memory bandwidth (89.6GB/s vs 47.68GB/s)

More modern manufacturing process (4nm vs 7nm)

Lower TDP (35W vs 105W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 7 3800X

1341

AMD Ryzen 7 7840HS +34%

1803

Cinebench R23 Multi Core

AMD Ryzen 7 3800X

13863

AMD Ryzen 7 7840HS +24%

17192

Geekbench 6 Single Core

AMD Ryzen 7 3800X

1743

AMD Ryzen 7 7840HS +49%

2605

Geekbench 6 Multi Core

AMD Ryzen 7 3800X

8625

AMD Ryzen 7 7840HS +41%

12167

Cinebench 2024 Single Core

AMD Ryzen 7 3800X

78

AMD Ryzen 7 7840HS +29%

101

Cinebench 2024 Multi Core

AMD Ryzen 7 3800X

712

AMD Ryzen 7 7840HS +21%

866

Geekbench 5 Single Core

AMD Ryzen 7 3800X

1333

AMD Ryzen 7 7840HS +43%

1915

Geekbench 5 Multi Core

AMD Ryzen 7 3800X

9479

AMD Ryzen 7 7840HS +18%

11238

Passmark CPU Single Core

AMD Ryzen 7 3800X

2695

AMD Ryzen 7 7840HS +40%

3790

Passmark CPU Multi Core

AMD Ryzen 7 3800X

23418

AMD Ryzen 7 7840HS +23%

28995

AMD Ryzen 7 3800X

VS

AMD Ryzen 7 7840HS

General Parameters

Jul 2019

Release Date

Jan 2023

Amd

Manufacturer

Amd

Desktop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 2

Core Architecture

Zen 4 (Phoenix)

AM4

Socket

FP8

No

Integrated Graphics

Radeon 780M

Package

3.8 billions

Transistor Count

25 billions

7 nm

Manufacturing Process

4 nm

AM4

Socket

FP8

105 W

Power Consumption

35-54 W

95°C

Peak Operating Temperature

100°C

CPU Performance

8

Performance Cores

8

16

Performance Core Threads

16

3.9 GHz

Performance Core Base Frequency

3.8 GHz

4.5 GHz

Performance Core Turbo Frequency

5.1 GHz

8

Total Core Count

8

16

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

39x

Multiplier

38x

64 K per core

L1 Cache

64 K per core

512 K per core

L2 Cache

1 MB per core

32 MB shared

L3 Cache

16 MB shared

Yes

Unlocked Multiplier

No

Memory Parameters

DDR4-3200

Memory Types

DDR5-5600, LPDDR5x-7500

128 GB

Max Memory Size

256 GB

2

Max Memory Channels

2

47.68 GB/s

Max Memory Bandwidth

89.6 GB/s

Yes

ECC Memory Support

Yes

Graphics Card Parameters

-

Integrated Graphics

true

-

GPU Base Frequency

800 MHz

-

GPU Max Dynamic Frequency

2700 MHz

-

Shader Units

768

-

Texture Units

48

-

Raster Operation Units

32

-

Execution Units

12

-

Power Consumption

15 W

-

Max Resolution

7680x4320 - 60 Hz

-

Graphics Performance

8.12 TFLOPS

Miscellaneous

AMD Ryzen 7 3800X

Official Website

AMD Ryzen 7 7840HS

4.0

PCIe Version

4.0

16

PCIe Lanes

20

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