AMD Ryzen 9 4900H vs AMD Ryzen 5 7640U

VS

AMD Ryzen 9 4900H

AMD Ryzen 5 7640U

We compared two laptop CPUs: AMD Ryzen 9 4900H with 8 cores 3.3GHz and AMD Ryzen 5 7640U with 6 cores 3.5GHz . 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 3 years and 2 months late

Higher specification of memory (7500 vs 4266)

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

Newer PCIe version (4.0 vs 3.0)

Higher base frequency (3.5GHz vs 3.3GHz)

Larger L3 cache size (16MB vs 8MB)

More modern manufacturing process (4nm vs 7nm)

Lower TDP (30W vs 54W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 9 4900H

1265

AMD Ryzen 5 7640U +29%

1633

Cinebench R23 Multi Core

AMD Ryzen 9 4900H +2%

11230

AMD Ryzen 5 7640U

11000

Geekbench 6 Single Core

AMD Ryzen 9 4900H

1678

AMD Ryzen 5 7640U +39%

2337

Geekbench 6 Multi Core

AMD Ryzen 9 4900H

6103

AMD Ryzen 5 7640U +70%

10412

Geekbench 5 Single Core

AMD Ryzen 9 4900H

1210

AMD Ryzen 5 7640U +53%

1859

Geekbench 5 Multi Core

AMD Ryzen 9 4900H

7541

AMD Ryzen 5 7640U +16%

8800

Passmark CPU Single Core

AMD Ryzen 9 4900H

2703

AMD Ryzen 5 7640U +29%

3506

Passmark CPU Multi Core

AMD Ryzen 9 4900H

19102

AMD Ryzen 5 7640U +10%

21172

AMD Ryzen 9 4900H

VS

AMD Ryzen 5 7640U

General Parameters

Mar 2020

Release Date

May 2023

AMD

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 2

Core Architecture

Zen 4 (Phoenix)

FP6

Socket

FP8

Radeon Vega 8

Integrated Graphics

Radeon 760M

Package

-

Transistor Count

25 billions

7 nm

Manufacturing Process

4 nm

35-54 W

Power Consumption

15-30 W

105 °C

Peak Operating Temperature

100 °C

CPU Performance

8

Performance Cores

6

16

Performance Core Threads

12

3.3 GHz

Performance Core Base Frequency

3.5 GHz

4.4 GHz

Performance Core Turbo Frequency

4.9 GHz

8

Total Core Count

6

16

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

33x

Multiplier

35

-

L1 Cache

64 K per core

512 K per core

L2 Cache

6 MB

8 MB shared

L3 Cache

16 MB

No

Unlocked Multiplier

No

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

No

Graphics Card Parameters

true

Integrated Graphics

true

-

GPU Base Frequency

800 MHz

1750 MHz

GPU Max Dynamic Frequency

2600 MHz

512

Shader Units

512

32

Texture Units

32

8

Raster Operation Units

16

-

Execution Units

8

15 W

Power Consumption

15

-

Graphics Performance

2.66 TFLOPS

AI Accelerator

-

NPU

AMD Ryzen™ AI

-

Theoretical performance

10 TOPS

Miscellaneous

AMD Ryzen 9 4900H

Official Website

AMD Ryzen 5 7640U

3.0

PCIe Version

4.0

16

PCIe Lanes

20

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