AMD Ryzen 7 5800U vs AMD Ryzen 7 7840U

VS

AMD Ryzen 7 5800U

AMD Ryzen 7 7840U

We compared two laptop CPUs: AMD Ryzen 7 5800U with 8 cores 1.9GHz and AMD Ryzen 7 7840U 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 7 5800U 's Advantages

Lower TDP (25W vs 30W)

AMD Ryzen 7 7840U 's Advantages

Released 2 years and 4 months late

Higher specification of memory (7500 vs 4266)

Larger memory bandwidth (89.6GB/s vs 51.2GB/s)

Newer PCIe version (4.0 vs 3.0)

Higher base frequency (3.3GHz vs 1.9GHz)

More modern manufacturing process (4nm vs 7nm)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 7 5800U

1415

AMD Ryzen 7 7840U +23%

1745

Cinebench R23 Multi Core

AMD Ryzen 7 5800U

8141

AMD Ryzen 7 7840U +57%

12789

Geekbench 6 Single Core

AMD Ryzen 7 5800U

1826

AMD Ryzen 7 7840U +35%

2480

Geekbench 6 Multi Core

AMD Ryzen 7 5800U

6437

AMD Ryzen 7 7840U +78%

11518

Blender

AMD Ryzen 7 5800U

133

AMD Ryzen 7 7840U +70%

227

Geekbench 5 Single Core

AMD Ryzen 7 5800U

1427

AMD Ryzen 7 7840U +33%

1907

Geekbench 5 Multi Core

AMD Ryzen 7 5800U

6470

AMD Ryzen 7 7840U +60%

10387

Passmark CPU Single Core

AMD Ryzen 7 5800U

3025

AMD Ryzen 7 7840U +18%

3593

Passmark CPU Multi Core

AMD Ryzen 7 5800U

18588

AMD Ryzen 7 7840U +34%

24968

AMD Ryzen 7 5800U

VS

AMD Ryzen 7 7840U

General Parameters

Jan 2021

Release Date

May 2023

AMD

Manufacturer

Amd

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Cezanne

Core Architecture

Zen 4 (Phoenix)

FP6

Socket

FP8

Radeon RX Vega 8

Integrated Graphics

Radeon 780M

Package

-

Transistor Count

25 billions

7 nm

Manufacturing Process

4 nm

10-25 W

Power Consumption

15-30 W

105 °C

Peak Operating Temperature

100 °C

CPU Performance

8

Performance Cores

8

16

Performance Core Threads

16

1.9 GHz

Performance Core Base Frequency

3.3 GHz

4.4 GHz

Performance Core Turbo Frequency

5.1 GHz

8

Total Core Count

8

16

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

19x

Multiplier

33

64 K per core

L1 Cache

64 K per core

512 K per core

L2 Cache

8 MB

16 MB shared

L3 Cache

16 MB

No

Unlocked Multiplier

No

Memory Parameters

DDR4-3200, LPDDR4-4266

Memory Types

DDR5-5600, LPDDR5x-7500

32 GB

Max Memory Size

256 GB

2

Max Memory Channels

2

51.2 GB/s

Max Memory Bandwidth

89.6 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

-

GPU Base Frequency

800 MHz

2000 MHz

GPU Max Dynamic Frequency

2700 MHz

512

Shader Units

768

32

Texture Units

48

8

Raster Operation Units

32

-

Execution Units

12

15 W

Power Consumption

15 W

-

Max Resolution

7680x4320 - 60 Hz

-

Graphics Performance

4.15 TFLOPS

AI Accelerator

-

NPU

AMD Ryzen™ AI

-

Theoretical performance

10 TOPS

Miscellaneous

AMD Ryzen 7 5800U

Official Website

AMD Ryzen 7 7840U

3.0

PCIe Version

4.0

12

PCIe Lanes

20

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