AMD Ryzen 5 7645HX vs AMD Ryzen 7 6800H

VS

AMD Ryzen 5 7645HX

AMD Ryzen 7 6800H

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

Main Differences

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)

AMD Ryzen 7 6800H 's Advantages

Better graphics card performance

Higher specification of memory (6400 vs 5200)

Lower TDP (45W vs 75W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 5 7645HX +16%

1800

AMD Ryzen 7 6800H

1544

Cinebench R23 Multi Core

AMD Ryzen 5 7645HX

13954

AMD Ryzen 7 6800H +4%

14586

Geekbench 6 Single Core

AMD Ryzen 5 7645HX +46%

2720

AMD Ryzen 7 6800H

1860

Geekbench 6 Multi Core

AMD Ryzen 5 7645HX +37%

11906

AMD Ryzen 7 6800H

8650

Geekbench 5 Single Core

AMD Ryzen 5 7645HX +16%

1895

AMD Ryzen 7 6800H

1622

Geekbench 5 Multi Core

AMD Ryzen 5 7645HX +12%

11141

AMD Ryzen 7 6800H

9924

AMD Ryzen 5 7645HX

VS

AMD Ryzen 7 6800H

General Parameters

Jan 2023

Release Date

Jan 2022

AMD

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 4 (Dragon Range)

Core Architecture

Rembrandt

FL1

Socket

FP7

Radeon 610M

Integrated Graphics

Radeon 680M

Package

5 nm

Manufacturing Process

6 nm

45-75 W

Power Consumption

45 W

100°C

Peak Operating Temperature

95 °C

CPU Performance

6

Performance Cores

8

12

Performance Core Threads

16

4.0 GHz

Performance Core Base Frequency

3.2 GHz

5 GHz

Performance Core Turbo Frequency

4.7 GHz

6

Total Core Count

8

12

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

40x

Multiplier

32x

64 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

512 K per core

32 MB shared

L3 Cache

16 MB shared

Yes

Unlocked Multiplier

No

Memory Parameters

DDR5-5200

Memory Types

DDR5-4800, LPDDR5-6400

64 GB

Max Memory Size

-

2

Max Memory Channels

4

83.2 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

2200 MHz

GPU Max Dynamic Frequency

2200 MHz

128

Shader Units

768

8

Texture Units

48

4

Raster Operation Units

32

2

Execution Units

12

15 W

Power Consumption

15 W

0.49 TFLOPS

Graphics Performance

3.686 TFLOPS

Miscellaneous

AMD Ryzen 5 7645HX

Official Website

AMD Ryzen 7 6800H

5.0

PCIe Version

4.0

28

PCIe Lanes

20

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