AMD Ryzen 5 7535U vs AMD Ryzen 5 8640U

VS

We compared two laptop CPUs: AMD Ryzen 5 7535U with 6 cores 2.9GHz and AMD Ryzen 5 8640U 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 8640U 's Advantages

Released 11 months late

Better graphics card performance

Higher specification of memory (LPDDR5x-7500 vs LPDDR5-6400)

Larger memory bandwidth (89.6GB/s vs 76.8GB/s)

Higher base frequency (3.5GHz vs 2.9GHz)

More modern manufacturing process (4nm vs 6nm)

Lower TDP (15W vs 28W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 5 7535U

1507

AMD Ryzen 5 8640U +20%

1819

Cinebench R23 Multi Core

AMD Ryzen 5 7535U

9814

AMD Ryzen 5 8640U +20%

11872

Geekbench 6 Single Core

AMD Ryzen 5 7535U

1982

AMD Ryzen 5 8640U +22%

2419

Geekbench 6 Multi Core

AMD Ryzen 5 7535U

8016

AMD Ryzen 5 8640U +29%

10350

AMD Ryzen 5 7535U

VS

AMD Ryzen 5 8640U

General Parameters

Jan 2023

Release Date

Dec 2023

Amd

Manufacturer

Amd

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 3+ (Rembrandt)

Core Architecture

Hawk Point

FP7

Socket

FP7

Radeon 660M

Integrated Graphics

Radeon 760M

-

Generation

Ryzen 5 (Zen 4 (Hawk Point))

Package

-

Transistor Count

25 billions

6 nm

Manufacturing Process

4 nm

FP7

Socket

FP7

28 W

Power Consumption

15-30 W

95°C

Peak Operating Temperature

100°C

-

Foundry

TSMC

-

Die Size

178 mm²

-

Package

FP8, FP7, FP7r2

CPU Performance

6

Performance Cores

6

12

Performance Core Threads

12

2.9 GHz

Performance Core Base Frequency

3.5 GHz

4.55 GHz

Performance Core Turbo Frequency

4.9 GHz

6

Total Core Count

6

12

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

29x

Multiplier

35x

64 K per core

L1 Cache

64 K per core

512 K per core

L2 Cache

1 MB per core

16 MB shared

L3 Cache

16 MB shared

No

Unlocked Multiplier

No

-

SMP

1

Memory Parameters

DDR5-4800, LPDDR5-6400

Memory Types

DDR5-5600, LPDDR5x-7500

64 GB

Max Memory Size

256 GB

2

Max Memory Channels

2

76.8 GB/s

Max Memory Bandwidth

89.6 GB/s

Yes

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

1500 MHz

GPU Base Frequency

1500 MHz

1900 MHz

GPU Max Dynamic Frequency

2600 MHz

384

Shader Units

384

24

Texture Units

24

16

Raster Operation Units

16

6

Execution Units

6

15 W

Power Consumption

15 W

1.46 TFLOPS

Graphics Performance

4.06 TFLOPS

Miscellaneous

AMD Ryzen 5 7535U

Official Website

AMD Ryzen 5 8640U

4.0

PCIe Version

4.0

20

PCIe Lanes

20

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