AMD Ryzen 9 8945HS vs AMD Ryzen 9 7945HX

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We compared two laptop CPUs: AMD Ryzen 9 8945HS with 8 cores 4.0GHz and AMD Ryzen 9 7945HX with 16 cores 2.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 9 8945HS's Advantages

Released 11 months late

Better graphics card performance

Higher specification of memory (LPDDR5x-7500 vs DDR5-5200)

Larger memory bandwidth (89.6GB/s vs 83.2GB/s)

Higher base frequency (4.0GHz vs 2.5GHz)

More modern manufacturing process (4nm vs 5nm)

Lower TDP (35W vs 55W)

AMD Ryzen 9 7945HX's Advantages

Newer PCIe version (5.0 vs 4.0)

Larger L3 cache size (64MB vs 16MB)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 9 8945HS

1804

AMD Ryzen 9 7945HX +8%

1961

Cinebench R23 Multi Core

AMD Ryzen 9 8945HS

16979

AMD Ryzen 9 7945HX +102%

34437

Geekbench 6 Single Core

AMD Ryzen 9 8945HS

2616

AMD Ryzen 9 7945HX +11%

2906

Geekbench 6 Multi Core

AMD Ryzen 9 8945HS

13312

AMD Ryzen 9 7945HX +45%

19413

Blender

AMD Ryzen 9 8945HS

187

AMD Ryzen 9 7945HX +170%

505

AMD Ryzen 9 8945HS

VS

AMD Ryzen 9 7945HX

General Parameters

Dec 2023

Release Date

Jan 2023

Amd

Manufacturer

Amd

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 4 (Hawk Point)

Core Architecture

Zen 4 (Dragon Range)

FP8

Socket

FL1

Radeon 780M

Integrated Graphics

Radeon 610M

Ryzen 9 (Zen 4 (Hawk Point))

Generation

-

Package

25 billions

Transistor Count

13.1 billions

4 nm

Manufacturing Process

5 nm

FP8

Socket

FL1

35-54 W

Power Consumption

55-75 W

100°C

Peak Operating Temperature

100°C

TSMC

Foundry

-

178 mm²

Die Size

-

FP8, FP7, FP7r2

Package

-

CPU Performance

8

Performance Cores

16

Performance Core Threads

32

4.0 GHz

Performance Core Base Frequency

2.5 GHz

5.2 GHz

Performance Core Turbo Frequency

5.4 GHz

8

Total Core Count

16

Total Thread Count

32

100MHz

Bus Frequency

100MHz

40x

Multiplier

25x

64K per core

L1 Cache

64K per core

1MB per core

L2 Cache

1MB per core

16MB shared

L3 Cache

64MB shared

No

Unlocked Multiplier

Yes

1

SMP

-

Memory Parameters

DDR5-5600, LPDDR5x-7500

Memory Types

DDR5-5200

256GB

Max Memory Size

64GB

2

Max Memory Channels

2

89.6 GB/s

Max Memory Bandwidth

83.2 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

True

Integrated Graphics

True

800 MHz

GPU Base Frequency

1500 MHz

2800 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

7680x4320 - 60 Hz

Max Resolution

-

8.12 TFLOPS

Graphics Performance

0.49 TFLOPS

Miscellaneous

AMD Ryzen 9 8945HS

Official Website

AMD Ryzen 9 7945HX

4.0

PCIe Version

5.0

20

PCIe Lanes

28

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