AMD Ryzen 7 7840U vs AMD Ryzen 5 3500U

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We compared two laptop CPUs: AMD Ryzen 7 7840U with 8 cores 3.3GHz and AMD Ryzen 5 3500U with 4 cores 2.1GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 7 7840U 's Advantages

Released 4 years and 4 months late

Better graphics card performance

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

Newer PCIe version (4.0 vs 3.0)

Higher base frequency (3.3GHz vs 2.1GHz)

Larger L3 cache size (16MB vs 4MB)

More modern manufacturing process (4nm vs 12nm)

AMD Ryzen 5 3500U 's Advantages

Lower TDP (12W vs 15W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 7 7840U +129%

1771

AMD Ryzen 5 3500U

771

Cinebench R23 Multi Core

AMD Ryzen 7 7840U +367%

12992

AMD Ryzen 5 3500U

2781

Geekbench 6 Single Core

AMD Ryzen 7 7840U +160%

2401

AMD Ryzen 5 3500U

920

Geekbench 6 Multi Core

AMD Ryzen 7 7840U +331%

10983

AMD Ryzen 5 3500U

2547

Blender

AMD Ryzen 7 7840U +631%

234

AMD Ryzen 5 3500U

32

Geekbench 5 Single Core

AMD Ryzen 7 7840U +246%

1907

AMD Ryzen 5 3500U

550

Geekbench 5 Multi Core

AMD Ryzen 7 7840U +263%

10387

AMD Ryzen 5 3500U

2859

AMD Ryzen 7 7840U

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AMD Ryzen 5 3500U

General Parameters

May 2023

Release Date

Jan 2019

AMD

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 4 (Phoenix)

Core Architecture

Picasso

FP8

Socket

FP5

Radeon 780M

Integrated Graphics

Radeon Vega 8

Package

25 billions

Transistor Count

4.9 billions

4 nm

Manufacturing Process

12 nm

FP8

Socket

FP5

15-30 W

Power Consumption

12-35 W

100°C

Peak Operating Temperature

105 °C

CPU Performance

8

Performance Cores

4

16

Performance Core Threads

8

3.3 GHz

Performance Core Base Frequency

2.1 GHz

5.1 GHz

Performance Core Turbo Frequency

3.7 GHz

8

Total Core Count

4

16

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

33x

Multiplier

21x

64 K per core

L1 Cache

96 K per core

1 MB per core

L2 Cache

512 K per core

16 MB shared

L3 Cache

4 MB shared

No

Unlocked Multiplier

No

Memory Parameters

DDR5-5600, LPDDR5x-7500

Memory Types

DDR4-2400

256 GB

Max Memory Size

32 GB

2

Max Memory Channels

2

-

Max Memory Bandwidth

35.76 GB/s

Yes

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

1500 MHz

GPU Base Frequency

300 MHz

2700 MHz

GPU Max Dynamic Frequency

1200 MHz

768

Shader Units

512

48

Texture Units

32

Raster Operation Units

8

12

Execution Units

8

15 W

Power Consumption

65 W

7680x4320 - 60 Hz

Max Resolution

3840x2160 - 60 Hz

8.12 TFLOPS

Graphics Performance

1.13 TFLOPS

Miscellaneous

AMD Ryzen 7 7840U

Official Website

AMD Ryzen 5 3500U

4.0

PCIe Version

3.0

20

PCIe Lanes

12

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