AMD Ryzen 5 7640HS vs Intel Core i5 8257U

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We compared two laptop CPUs: AMD Ryzen 5 7640HS with 6 cores 4.3GHz and Intel Core i5 8257U with 4 cores 1.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 5 7640HS 's Advantages

Released 3 years and 6 months late

Better graphics card performance

Higher specification of memory (LPDDR5x-7500 vs DDR4-2400)

Larger memory bandwidth (89.6GB/s vs 37.5GB/s)

Newer PCIe version (4.0 vs 3.0)

Higher base frequency (4.3GHz vs 1.4GHz)

Larger L3 cache size (16MB vs 6MB)

Intel Core i5 8257U 's Advantages

Lower TDP (15W vs 35W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 5 7640HS +72%

1719

Intel Core i5 8257U

996

Cinebench R23 Multi Core

AMD Ryzen 5 7640HS +223%

13055

Intel Core i5 8257U

4031

Geekbench 6 Single Core

AMD Ryzen 5 7640HS +83%

2225

Intel Core i5 8257U

1210

Geekbench 6 Multi Core

AMD Ryzen 5 7640HS +151%

9880

Intel Core i5 8257U

3922

Blender

AMD Ryzen 5 7640HS +165%

170

Intel Core i5 8257U

64

Geekbench 5 Single Core

AMD Ryzen 5 7640HS +100%

1838

Intel Core i5 8257U

916

Geekbench 5 Multi Core

AMD Ryzen 5 7640HS +166%

10174

Intel Core i5 8257U

3820

Passmark CPU Single Core

AMD Ryzen 5 7640HS +61%

3712

Intel Core i5 8257U

2302

Passmark CPU Multi Core

AMD Ryzen 5 7640HS +206%

23358

Intel Core i5 8257U

7609

AMD Ryzen 5 7640HS

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Intel Core i5 8257U

General Parameters

Jan 2023

Release Date

Jul 2019

Amd

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 4 (Phoenix)

Core Architecture

Coffee Lake

-

Processor Number

i5-8257U

FP8

Socket

BGA-1528

Radeon 760M

Integrated Graphics

Iris Plus Graphics 645

Package

25 billions

Transistor Count

-

4 nm

Manufacturing Process

14 nm

FP8

Socket

BGA-1528

35-54 W

Power Consumption

15 W

100°C

Peak Operating Temperature

100 °C

CPU Performance

6

Performance Cores

4

12

Performance Core Threads

8

4.3 GHz

Performance Core Base Frequency

1.4 GHz

5 GHz

Performance Core Turbo Frequency

3.9 GHz

6

Total Core Count

4

12

Total Thread Count

8

100 MHz

Bus Frequency

-

43x

Multiplier

14x

64 K per core

L1 Cache

32 K per core

1 MB per core

L2 Cache

256 K per core

16 MB

L3 Cache

6 MB shared

No

Unlocked Multiplier

No

Memory Parameters

DDR5-5600, LPDDR5x-7500

Memory Types

DDR4-2400, LPDDR3-2133

256 GB

Max Memory Size

32 GB

2

Max Memory Channels

2

89.6 GB/s

Max Memory Bandwidth

37.5 GB/s

Yes

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

1500 MHz

GPU Base Frequency

300 MHz

2600 MHz

GPU Max Dynamic Frequency

1050 MHz

384

Shader Units

384

24

Texture Units

48

16

Raster Operation Units

6

Execution Units

48

15 W

Power Consumption

15 W

-

Max Resolution

4096x2304 - 60 Hz

4.06 TFLOPS

Graphics Performance

0.81 TFLOPS

Miscellaneous

AMD Ryzen 5 7640HS

Official Website

Intel Core i5 8257U

4.0

PCIe Version

3.0

20

PCIe Lanes

16

-

Extended Instruction Set

SSE4.1, SSE4.2, AVX-2

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