AMD Ryzen 5 PRO 8640U vs AMD Ryzen 7 5800U

VS

AMD Ryzen 5 PRO 8640U

AMD Ryzen 7 5800U

We compared two laptop CPUs: AMD Ryzen 5 PRO 8640U with 6 cores 3.5GHz and AMD Ryzen 7 5800U with 8 cores 1.9GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 5 PRO 8640U 's Advantages

Released 3 years and 3 months late

Higher specification of memory (5600 vs 4266)

Newer PCIe version (4 vs 3.0)

Higher base frequency (3.5GHz vs 1.9GHz)

More modern manufacturing process (4nm vs 7nm)

AMD Ryzen 7 5800U 's Advantages

Integrated graphics card

Lower TDP (25W vs 28W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 5 PRO 8640U +9%

1552

AMD Ryzen 7 5800U

1415

Cinebench R23 Multi Core

AMD Ryzen 5 PRO 8640U +31%

10675

AMD Ryzen 7 5800U

8141

Geekbench 6 Single Core

AMD Ryzen 5 PRO 8640U +37%

2519

AMD Ryzen 7 5800U

1826

Geekbench 6 Multi Core

AMD Ryzen 5 PRO 8640U +60%

10308

AMD Ryzen 7 5800U

6437

AMD Ryzen 5 PRO 8640U

VS

AMD Ryzen 7 5800U

General Parameters

Apr 2024

Release Date

Jan 2021

AMD

Manufacturer

AMD

Laptop

Type

Laptop

-

Instruction Set

x86-64

Hawk Point

Core Architecture

Cezanne

AMD Socket FP7

Socket

FP6

Radeon 760M

Integrated Graphics

Radeon RX Vega 8

Ryzen 5 (Zen 4 (Hawk Point))

Generation

-

Package

25 billions

Transistor Count

-

4 nm

Manufacturing Process

7 nm

28 W

Power Consumption

10-25 W

-

Peak Operating Temperature

105 °C

TSMC

Foundry

-

178 mm²

Die Size

-

CPU Performance

-

Performance Cores

8

-

Performance Core Threads

16

3.5 GHz

Performance Core Base Frequency

1.9 GHz

4.9 GHz

Performance Core Turbo Frequency

4.4 GHz

6

Total Core Count

8

12

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

35.0

Multiplier

19x

64 KB per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

512 K per core

16 MB shared

L3 Cache

16 MB shared

No

Unlocked Multiplier

No

1

SMP

-

Memory Parameters

DDR5-5600

Memory Types

DDR4-3200, LPDDR4-4266

-

Max Memory Size

32 GB

2

Max Memory Channels

2

-

Max Memory Bandwidth

51.2 GB/s

Yes

ECC Memory Support

No

Graphics Card Parameters

-

Integrated Graphics

true

-

GPU Max Dynamic Frequency

2000 MHz

-

Shader Units

512

-

Texture Units

32

-

Raster Operation Units

8

-

Power Consumption

15 W

Miscellaneous

-

Official Website

AMD Ryzen 7 5800U

4

PCIe Version

3.0

20

PCIe Lanes

12

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