AMD Ryzen 7 6800H vs AMD Ryzen 5 7645HX

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We compared two laptop CPUs: AMD Ryzen 7 6800H with 8 cores 3.2GHz and AMD Ryzen 5 7645HX with 6 cores 4.0GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 7 6800H 's Advantages

Better graphics card performance

Higher specification of memory (LPDDR5-6400 vs DDR5-5200)

Lower TDP (45W vs 45W)

AMD Ryzen 5 7645HX 's Advantages

Released 1 years late

Larger memory bandwidth (83.2GB/s vs 76.8GB/s)

Newer PCIe version (5.0 vs 4.0)

Higher base frequency (4.0GHz vs 3.2GHz)

Larger L3 cache size (32MB vs 16MB)

More modern manufacturing process (5nm vs 6nm)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 7 6800H

1555

AMD Ryzen 5 7645HX +16%

1808

Cinebench R23 Multi Core

AMD Ryzen 7 6800H +5%

14619

AMD Ryzen 5 7645HX

13836

Geekbench 6 Single Core

AMD Ryzen 7 6800H

1860

AMD Ryzen 5 7645HX +46%

2720

Geekbench 6 Multi Core

AMD Ryzen 7 6800H

8650

AMD Ryzen 5 7645HX +37%

11906

Geekbench 5 Single Core

AMD Ryzen 7 6800H

1622

AMD Ryzen 5 7645HX +16%

1895

Geekbench 5 Multi Core

AMD Ryzen 7 6800H

9924

AMD Ryzen 5 7645HX +12%

11141

AMD Ryzen 7 6800H

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AMD Ryzen 5 7645HX

General Parameters

Jan 2022

Release Date

Jan 2023

AMD

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Rembrandt

Core Architecture

Zen 4 (Dragon Range)

FP7

Socket

FL1

Radeon 680M

Integrated Graphics

Radeon 610M

Package

6 nm

Manufacturing Process

5 nm

FP7

Socket

FL1

45 W

Power Consumption

45-75 W

95 °C

Peak Operating Temperature

100°C

CPU Performance

8

Performance Cores

6

16

Performance Core Threads

12

3.2 GHz

Performance Core Base Frequency

4.0 GHz

4.7 GHz

Performance Core Turbo Frequency

5 GHz

8

Total Core Count

6

16

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

32x

Multiplier

40x

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

32 MB shared

No

Unlocked Multiplier

Yes

Memory Parameters

DDR5-4800, LPDDR5-6400

Memory Types

DDR5-5200

-

Max Memory Size

64 GB

4

Max Memory Channels

2

76.8 GB/s

Max Memory Bandwidth

83.2 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

2200 MHz

768

Shader Units

128

48

Texture Units

8

32

Raster Operation Units

4

12

Execution Units

2

15 W

Power Consumption

15 W

3.686 TFLOPS

Graphics Performance

0.49 TFLOPS

Miscellaneous

AMD Ryzen 7 6800H

Official Website

AMD Ryzen 5 7645HX

4.0

PCIe Version

5.0

20

PCIe Lanes

28

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