AMD Ryzen 7 6800U vs AMD Ryzen 7 8840U

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We compared two laptop CPUs: AMD Ryzen 7 6800U with 8 cores 2.7GHz and AMD Ryzen 7 8840U with 8 cores 3.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 7 6800U 's Advantages

Lower TDP (15W vs 15W)

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)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 7 6800U

1485

AMD Ryzen 7 8840U +18%

1760

Cinebench R23 Multi Core

AMD Ryzen 7 6800U

10453

AMD Ryzen 7 8840U +23%

12890

Geekbench 6 Single Core

AMD Ryzen 7 6800U

1134

AMD Ryzen 7 8840U +117%

2468

Geekbench 6 Multi Core

AMD Ryzen 7 6800U

5774

AMD Ryzen 7 8840U +99%

11498

AMD Ryzen 7 6800U

VS

AMD Ryzen 7 8840U

General Parameters

Jan 2022

Release Date

Dec 2023

AMD

Manufacturer

Amd

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Rembrandt

Core Architecture

Zen 4 (Hawk Point)

FP7

Socket

FP8

Radeon 680M

Integrated Graphics

Radeon 780M

-

Generation

Ryzen 7 (Zen 4 (Hawk Point))

Package

-

Transistor Count

25 billions

6 nm

Manufacturing Process

4 nm

FP7

Socket

FP8

15-28 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

8

Performance Cores

8

16

Performance Core Threads

16

2.7 GHz

Performance Core Base Frequency

3.3 GHz

4.7 GHz

Performance Core Turbo Frequency

5.1 GHz

8

Total Core Count

8

16

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

27x

Multiplier

33x

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

-

Max Memory Size

256 GB

4

Max Memory Channels

2

76.8 GB/s

Max Memory Bandwidth

89.6 GB/s

-

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

2000 MHz

GPU Base Frequency

1500 MHz

2200 MHz

GPU Max Dynamic Frequency

2700 MHz

768

Shader Units

768

48

Texture Units

48

32

Raster Operation Units

32

12

Execution Units

12

15 W

Power Consumption

15 W

-

Max Resolution

7680x4320 - 60 Hz

3.686 TFLOPS

Graphics Performance

8.12 TFLOPS

Miscellaneous

AMD Ryzen 7 6800U

Official Website

AMD Ryzen 7 8840U

4.0

PCIe Version

4.0

20

PCIe Lanes

20

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