AMD Ryzen 5 PRO 8645HS vs AMD Ryzen 7 4700U

VS

AMD Ryzen 5 PRO 8645HS

AMD Ryzen 7 4700U

We compared two laptop CPUs: AMD Ryzen 5 PRO 8645HS with 6 cores 4.3GHz and AMD Ryzen 7 4700U with 8 cores 2.0GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

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 2.0GHz)

Larger L3 cache size (16MB vs 8MB)

More modern manufacturing process (4nm vs 7nm)

AMD Ryzen 7 4700U 's Advantages

Lower TDP (25W vs 54W)

Score

Benchmark

Geekbench 6 Single Core

AMD Ryzen 5 PRO 8645HS +63%

2478

AMD Ryzen 7 4700U

1512

Geekbench 6 Multi Core

AMD Ryzen 5 PRO 8645HS +82%

10306

AMD Ryzen 7 4700U

5648

AMD Ryzen 5 PRO 8645HS

VS

AMD Ryzen 7 4700U

General Parameters

Apr 2024

Release Date

Jan 2020

AMD

Manufacturer

AMD

Laptop

Type

Laptop

-

Instruction Set

x86-64

Hawk Point

Core Architecture

Zen 2

AMD Socket FP7

Socket

FP6

Radeon 760M

Integrated Graphics

Radeon Vega 7

Ryzen 5 (Zen 4 (Hawk Point))

Generation

-

Package

25 billions

Transistor Count

-

4 nm

Manufacturing Process

7 nm

35-54 W

Power Consumption

10-25 W

-

Peak Operating Temperature

105 °C

TSMC

Foundry

-

178 mm²

Die Size

-

CPU Performance

6

Performance Cores

8

12

Performance Core Threads

8

4.3 GHz

Performance Core Base Frequency

2.0 GHz

5 GHz

Performance Core Turbo Frequency

4.1 GHz

6

Total Core Count

8

12

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

43.0

Multiplier

20x

64 KB per core

L1 Cache

32 K per core

6 MB

L2 Cache

512 K per core

16 MB

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

1

SMP

-

Memory Parameters

DDR5-5600,LPDDR5x-7500

Memory Types

DDR4-3200, LPDDR4-4266

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

-

GPU Base Frequency

300 MHz

2600 MHz

GPU Max Dynamic Frequency

1600 MHz

-

Shader Units

448

-

Texture Units

28

-

Raster Operation Units

7

8

Execution Units

-

Power Consumption

10-45 W

-

Graphics Performance

1.108 TFLOPS

AI Accelerator

AMD Ryzen™ AI

NPU

-

16 TOPS

Theoretical performance

-

Miscellaneous

AMD Ryzen 5 PRO 8645HS

Official Website

AMD Ryzen 7 4700U

4

PCIe Version

3.0

20

PCIe Lanes

16

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