AMD Ryzen 9 7945HX vs AMD Ryzen 9 7940HX

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We compared two laptop CPUs: AMD Ryzen 9 7945HX with 16 cores 2.5GHz and AMD Ryzen 9 7940HX with 16 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 9 7945HX's Advantages

Higher base frequency (2.5GHz vs 2.4GHz)

Lower TDP (55W vs 55W)

AMD Ryzen 9 7940HX's Advantages

Released 1 years late

Better graphics card performance

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 9 7945HX +4%

1961

AMD Ryzen 9 7940HX

1882

Cinebench R23 Multi Core

AMD Ryzen 9 7945HX +3%

34437

AMD Ryzen 9 7940HX

33284

Geekbench 6 Single Core

AMD Ryzen 9 7945HX +8%

2906

AMD Ryzen 9 7940HX

2688

Geekbench 6 Multi Core

AMD Ryzen 9 7945HX +24%

19413

AMD Ryzen 9 7940HX

15655

AMD Ryzen 9 7945HX

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AMD Ryzen 9 7940HX

General Parameters

Jan 2023

Release Date

Jan 2024

Amd

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 4 (Dragon Range)

Core Architecture

Zen 4 (Dragon Range)

FL1

Socket

AMD Socket FL1

Radeon 610M

Integrated Graphics

Radeon 610M

Package

13.1 billions

Transistor Count

13.14 billions

5 nm

Manufacturing Process

5 nm

FL1

Socket

AMD Socket FL1

55-75 W

Power Consumption

55 W

100°C

Peak Operating Temperature

100°C

CPU Performance

16

Performance Cores

16

32

Performance Core Threads

32

2.5 GHz

Performance Core Base Frequency

2.4 GHz

5.4 GHz

Performance Core Turbo Frequency

5.2 GHz

16

Total Core Count

16

32

Total Thread Count

32

100MHz

Bus Frequency

100MHz

25x

Multiplier

24

64K per core

L1 Cache

64K per core

1MB per core

L2 Cache

1MB per core

64MB shared

L3 Cache

64MB

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR5-5200

Memory Types

DDR5-5200

64GB

Max Memory Size

64GB

2

Max Memory Channels

2

83.2 GB/s

Max Memory Bandwidth

83.2 GB/s

No

ECC Memory Support

-

Graphics Card Parameters

True

Integrated Graphics

True

1500 MHz

GPU Base Frequency

400 MHz

2200 MHz

GPU Max Dynamic Frequency

2200 MHz

128

Shader Units

128

8

Texture Units

8

4

Raster Operation Units

4

2

Execution Units

2

15 W

Power Consumption

15 W

0.49 TFLOPS

Graphics Performance

0.563 TFLOPS

Miscellaneous

AMD Ryzen 9 7945HX

Official Website

5.0

PCIe Version

5.0

28

PCIe Lanes

28

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