AMD Ryzen 5 7640U vs AMD Ryzen 9 5900H

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We compared two laptop CPUs: AMD Ryzen 5 7640U with 6 cores 3.5GHz and AMD Ryzen 9 5900H 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 5 7640U 's Advantages

Released 2 years and 1 months late

Higher specification of memory (LPDDR5x-7500 vs LPDDR4-4266)

Newer PCIe version (4.0 vs 3.0)

Higher base frequency (3.5GHz vs 3.3GHz)

Lower TDP (15W vs 45W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 5 7640U +12%

1648

AMD Ryzen 9 5900H

1466

Cinebench R23 Multi Core

AMD Ryzen 5 7640U

11059

AMD Ryzen 9 5900H +15%

12815

Geekbench 6 Single Core

AMD Ryzen 5 7640U +18%

2409

AMD Ryzen 9 5900H

2034

Geekbench 6 Multi Core

AMD Ryzen 5 7640U +40%

10335

AMD Ryzen 9 5900H

7376

Geekbench 5 Single Core

AMD Ryzen 5 7640U +21%

1859

AMD Ryzen 9 5900H

1528

Geekbench 5 Multi Core

AMD Ryzen 5 7640U

8800

AMD Ryzen 9 5900H

8790

Passmark CPU Single Core

AMD Ryzen 5 7640U +8%

3601

AMD Ryzen 9 5900H

3308

Passmark CPU Multi Core

AMD Ryzen 5 7640U +7%

22321

AMD Ryzen 9 5900H

20753

AMD Ryzen 5 7640U

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AMD Ryzen 9 5900H

General Parameters

May 2023

Release Date

Apr 2021

Amd

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 4 (Phoenix)

Core Architecture

Cezanne

FP8

Socket

FP6

Radeon 760M

Integrated Graphics

Radeon RX Vega 8

Package

25 billions

Transistor Count

-

4 nm

Manufacturing Process

7 nm

FP8

Socket

FP6

15-30 W

Power Consumption

45 W

100°C

Peak Operating Temperature

105 °C

CPU Performance

6

Performance Cores

8

12

Performance Core Threads

16

3.5 GHz

Performance Core Base Frequency

3.3 GHz

4.9 GHz

Performance Core Turbo Frequency

4.6 GHz

6

Total Core Count

8

12

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

35x

Multiplier

33x

64 K 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

Memory Parameters

DDR5-5600, LPDDR5x-7500

Memory Types

DDR4-3200, LPDDR4-4266

256 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

-

Max Memory Bandwidth

68.27 GB/s

No

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

1500 MHz

GPU Base Frequency

-

2600 MHz

GPU Max Dynamic Frequency

1750 MHz

384

Shader Units

512

24

Texture Units

32

16

Raster Operation Units

8

6

Execution Units

-

15 W

Power Consumption

15 W

4.06 TFLOPS

Graphics Performance

-

Miscellaneous

AMD Ryzen 5 7640U

Official Website

-

4.0

PCIe Version

3.0

20

PCIe Lanes

16

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