AMD Ryzen 7 8840U vs AMD Ryzen 7 4800U

VS

We compared two laptop CPUs: AMD Ryzen 7 8840U with 8 cores 3.3GHz and AMD Ryzen 7 4800U with 8 cores 1.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 7 8840U's Advantages

Released 3 years and 11 months late

Higher specification of memory (LPDDR5x-7500 vs LPDDR4X-4266)

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

Newer PCIe version (4.0 vs 3.0)

Higher base frequency (3.3GHz vs 1.8GHz)

Larger L3 cache size (16MB vs 8MB)

AMD Ryzen 7 4800U's Advantages

Lower TDP (10W vs 15W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 7 8840U +42%

1760

AMD Ryzen 7 4800U

1236

Cinebench R23 Multi Core

AMD Ryzen 7 8840U +33%

12890

AMD Ryzen 7 4800U

9658

Geekbench 6 Single Core

AMD Ryzen 7 8840U +74%

2468

AMD Ryzen 7 4800U

1415

Geekbench 6 Multi Core

AMD Ryzen 7 8840U +172%

11498

AMD Ryzen 7 4800U

4218

AMD Ryzen 7 8840U

VS

AMD Ryzen 7 4800U

General Parameters

Dec 2023

Release Date

Jan 2020

Amd

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 4 (Hawk Point)

Core Architecture

Zen 2

FP8

Socket

FP6

Radeon 780M

Integrated Graphics

Radeon Vega 8

Ryzen 7 (Zen 4 (Hawk Point))

Generation

-

Package

25 billions

Transistor Count

-

4 nm

Manufacturing Process

7 nm

FP8

Socket

FP6

15-30 W

Power Consumption

10-25 W

100°C

Peak Operating Temperature

105 °C

TSMC

Foundry

-

178 mm²

Die Size

-

FP8, FP7, FP7r2

Package

-

CPU Performance

8

Performance Cores

8

16

Performance Core Threads

16

3.3 GHz

Performance Core Base Frequency

1.8 GHz

5.1 GHz

Performance Core Turbo Frequency

4.2 GHz

8

Total Core Count

8

16

Total Thread Count

16

100MHz

Bus Frequency

100MHz

33x

Multiplier

18x

64K per core

L1 Cache

32K per core

1MB per core

L2 Cache

512K per core

16MB shared

L3 Cache

8MB shared

No

Unlocked Multiplier

No

1

SMP

-

Memory Parameters

DDR5-5600, LPDDR5x-7500

Memory Types

DDR4-3200, LPDDR4X-4266

256GB

Max Memory Size

64GB

2

Max Memory Channels

4

89.6 GB/s

Max Memory Bandwidth

68.27 GB/s

No

ECC Memory Support

Yes

Graphics Card Parameters

True

Integrated Graphics

True

1500 MHz

GPU Base Frequency

-

2700 MHz

GPU Max Dynamic Frequency

1750 MHz

768

Shader Units

512

48

Texture Units

32

Raster Operation Units

8

12

Execution Units

-

15 W

Power Consumption

15 W

7680x4320 - 60 Hz

Max Resolution

-

8.12 TFLOPS

Graphics Performance

-

Miscellaneous

AMD Ryzen 7 8840U

Official Website

AMD Ryzen 7 4800U

4.0

PCIe Version

3.0

20

PCIe Lanes

16

Related CPU Comparisons

1

AMD Ryzen 7 8840U vs AMD Ryzen 7 7840U

2

AMD Ryzen 7 8840U vs Intel Core Ultra 7 155H

3

AMD Ryzen 7 6800U vs AMD Ryzen 7 8840U

4

AMD Ryzen 7 8840U vs AMD Ryzen 7 8840HS

5

AMD Ryzen 7 8840U vs AMD Ryzen Z1 Extreme

6

Intel Core 7 150U vs AMD Ryzen 7 8840U

7

AMD Ryzen 7 7730U vs AMD Ryzen 7 4800U

8

AMD Ryzen 7 4800U vs Intel Core Ultra 7 155H

9

AMD Ryzen 7 8840U vs AMD Ryzen 5 6600HS

10

AMD Ryzen 7 8840U vs AMD Ryzen 7 Pro 6850U