AMD Ryzen 7 4800H vs AMD Ryzen 5 8540U

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We compared two laptop CPUs: AMD Ryzen 7 4800H with 8 cores 2.9GHz and AMD Ryzen 5 8540U with 6 cores 3.2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 5 8540U's Advantages

Released 3 years and 11 months late

Better graphics card performance

Higher specification of memory (LPDDR5x-7500 vs LPDDR4X-4266)

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

Newer PCIe version (4.0 vs 3.0)

Higher base frequency (3.2GHz vs 2.9GHz)

Larger L3 cache size (16MB vs 8MB)

Lower TDP (15W vs 35W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 7 4800H

1241

AMD Ryzen 5 8540U +43%

1786

Cinebench R23 Multi Core

AMD Ryzen 7 4800H +12%

11102

AMD Ryzen 5 8540U

9887

Geekbench 6 Single Core

AMD Ryzen 7 4800H

1422

AMD Ryzen 5 8540U +68%

2390

Geekbench 6 Multi Core

AMD Ryzen 7 4800H

5175

AMD Ryzen 5 8540U +57%

8172

AMD Ryzen 7 4800H

VS

AMD Ryzen 5 8540U

General Parameters

Jan 2020

Release Date

Dec 2023

AMD

Manufacturer

Amd

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 2

Core Architecture

Hawk Point

FP6

Socket

FP7

Radeon Vega 7

Integrated Graphics

Radeon 740M

-

Generation

Ryzen 5 (Zen 4 (Hawk Point))

Package

-

Transistor Count

20.9 billions

7 nm

Manufacturing Process

4 nm

FP6

Socket

FP7

35-54 W

Power Consumption

15-30 W

105 °C

Peak Operating Temperature

100°C

-

Foundry

TSMC

-

Die Size

137 mm²

-

Package

FP7, FP7r2

CPU Performance

8

Performance Cores

6

16

Performance Core Threads

12

2.9 GHz

Performance Core Base Frequency

3.2 GHz

4.2 GHz

Performance Core Turbo Frequency

4.9 GHz

-

Efficiency Cores

4

-

Efficiency Core Threads

8

Total Core Count

6

16

Total Thread Count

12

100MHz

Bus Frequency

100MHz

29x

Multiplier

32x

32K per core

L1 Cache

64K per core

512K per core

L2 Cache

1MB per core

8MB shared

L3 Cache

16MB shared

No

Unlocked Multiplier

No

-

SMP

1

Memory Parameters

DDR4-3200, LPDDR4X-4266

Memory Types

DDR5-5600, LPDDR5x-7500

64GB

Max Memory Size

256GB

2

Max Memory Channels

2

68.27 GB/s

Max Memory Bandwidth

89.6 GB/s

Yes

ECC Memory Support

No

Graphics Card Parameters

True

Integrated Graphics

True

300 MHz

GPU Base Frequency

1500 MHz

1600 MHz

GPU Max Dynamic Frequency

2800 MHz

448

Shader Units

256

28

Texture Units

16

7

Raster Operation Units

8

-

Execution Units

4

10-45 W

Power Consumption

15 W

1.108 TFLOPS

Graphics Performance

2.56 TFLOPS

Miscellaneous

AMD Ryzen 7 4800H

Official Website

AMD Ryzen 5 8540U

3.0

PCIe Version

4.0

16

PCIe Lanes

14

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