AMD Ryzen 7 4800U vs AMD Ryzen 5 PRO 8645HS

VS

AMD Ryzen 7 4800U

AMD Ryzen 5 PRO 8645HS

We compared two laptop CPUs: AMD Ryzen 7 4800U with 8 cores 1.8GHz and AMD Ryzen 5 PRO 8645HS with 6 cores 4.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 7 4800U 's Advantages

Lower TDP (25W vs 54W)

AMD Ryzen 5 PRO 8645HS 's Advantages

Released 4 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 vs 3.0)

Higher base frequency (4.3GHz vs 1.8GHz)

Larger L3 cache size (16MB vs 8MB)

More modern manufacturing process (4nm vs 7nm)

Score

Benchmark

Geekbench 6 Single Core

AMD Ryzen 7 4800U

1415

AMD Ryzen 5 PRO 8645HS +75%

2478

Geekbench 6 Multi Core

AMD Ryzen 7 4800U

4218

AMD Ryzen 5 PRO 8645HS +144%

10306

AMD Ryzen 7 4800U

VS

AMD Ryzen 5 PRO 8645HS

General Parameters

Jan 2020

Release Date

Apr 2024

AMD

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

-

Zen 2

Core Architecture

Hawk Point

FP6

Socket

AMD Socket FP7

Radeon Vega 8

Integrated Graphics

Radeon 760M

-

Generation

Ryzen 5 (Zen 4 (Hawk Point))

Package

-

Transistor Count

25 billions

7 nm

Manufacturing Process

4 nm

10-25 W

Power Consumption

35-54 W

105 °C

Peak Operating Temperature

-

Foundry

TSMC

-

Die Size

178 mm²

CPU Performance

8

Performance Cores

6

16

Performance Core Threads

12

1.8 GHz

Performance Core Base Frequency

4.3 GHz

4.2 GHz

Performance Core Turbo Frequency

5 GHz

8

Total Core Count

6

16

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

18x

Multiplier

43.0

32 K per core

L1 Cache

64 KB per core

512 K per core

L2 Cache

6 MB

8 MB shared

L3 Cache

16 MB

No

Unlocked Multiplier

No

-

SMP

1

Memory Parameters

DDR4-3200, LPDDR4X-4266

Memory Types

DDR5-5600,LPDDR5x-7500

64 GB

Max Memory Size

256 GB

4

Max Memory Channels

2

68.27 GB/s

Max Memory Bandwidth

89.6 GB/s

Yes

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

1750 MHz

GPU Max Dynamic Frequency

2600 MHz

512

Shader Units

-

32

Texture Units

-

8

Raster Operation Units

-

Execution Units

8

15 W

Power Consumption

-

AI Accelerator

-

NPU

AMD Ryzen™ AI

-

Theoretical performance

16 TOPS

Miscellaneous

AMD Ryzen 7 4800U

Official Website

AMD Ryzen 5 PRO 8645HS

3.0

PCIe Version

4

16

PCIe Lanes

20

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