AMD Ryzen 7 8840U vs AMD Ryzen 7 6800U

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We compared two laptop CPUs: AMD Ryzen 7 8840U with 8 cores 3.3GHz and AMD Ryzen 7 6800U with 8 cores 2.7GHz . 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 1 years and 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 (3.3GHz vs 2.7GHz)

Lower TDP (15W vs 15W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 7 8840U +18%

1760

AMD Ryzen 7 6800U

1485

Cinebench R23 Multi Core

AMD Ryzen 7 8840U +23%

12890

AMD Ryzen 7 6800U

10453

Geekbench 6 Single Core

AMD Ryzen 7 8840U +117%

2468

AMD Ryzen 7 6800U

1134

Geekbench 6 Multi Core

AMD Ryzen 7 8840U +99%

11498

AMD Ryzen 7 6800U

5774

AMD Ryzen 7 8840U

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AMD Ryzen 7 6800U

General Parameters

Dec 2023

Release Date

Jan 2022

Amd

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 4 (Hawk Point)

Core Architecture

Rembrandt

FP8

Socket

FP7

Radeon 780M

Integrated Graphics

Radeon 680M

Ryzen 7 (Zen 4 (Hawk Point))

Generation

-

Package

25 billions

Transistor Count

-

4 nm

Manufacturing Process

6 nm

FP8

Socket

FP7

15-30 W

Power Consumption

15-28 W

100°C

Peak Operating Temperature

95 °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

2.7 GHz

5.1 GHz

Performance Core Turbo Frequency

4.7 GHz

8

Total Core Count

8

16

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

33x

Multiplier

27x

64 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

512 K per core

16 MB shared

L3 Cache

16 MB shared

No

Unlocked Multiplier

No

1

SMP

-

Memory Parameters

DDR5-5600, LPDDR5x-7500

Memory Types

DDR5-4800, LPDDR5-6400

256 GB

Max Memory Size

-

2

Max Memory Channels

4

89.6 GB/s

Max Memory Bandwidth

76.8 GB/s

No

ECC Memory Support

-

Graphics Card Parameters

true

Integrated Graphics

true

1500 MHz

GPU Base Frequency

2000 MHz

2700 MHz

GPU Max Dynamic Frequency

2200 MHz

768

Shader Units

768

48

Texture Units

48

32

Raster Operation Units

32

12

Execution Units

12

15 W

Power Consumption

15 W

7680x4320 - 60 Hz

Max Resolution

-

8.12 TFLOPS

Graphics Performance

3.686 TFLOPS

Miscellaneous

AMD Ryzen 7 8840U

Official Website

AMD Ryzen 7 6800U

4.0

PCIe Version

4.0

20

PCIe Lanes

20

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