AMD Ryzen 9 7945HX vs AMD Ryzen 7 7745HX

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We compared two laptop CPUs: AMD Ryzen 9 7945HX with 16 cores 2.5GHz and AMD Ryzen 7 7745HX with 8 cores 3.6GHz . 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

Larger L3 cache size (64MB vs 32MB)

AMD Ryzen 7 7745HX's Advantages

Higher base frequency (3.6GHz vs 2.5GHz)

Lower TDP (45W vs 55W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 9 7945HX +6%

1961

AMD Ryzen 7 7745HX

1834

Cinebench R23 Multi Core

AMD Ryzen 9 7945HX +91%

34437

AMD Ryzen 7 7745HX

17963

Geekbench 6 Single Core

AMD Ryzen 9 7945HX +4%

2906

AMD Ryzen 7 7745HX

2792

Geekbench 6 Multi Core

AMD Ryzen 9 7945HX +28%

19413

AMD Ryzen 7 7745HX

15066

Cinebench 2024 Single Core

AMD Ryzen 9 7945HX +1%

112

AMD Ryzen 7 7745HX

110

Cinebench 2024 Multi Core

AMD Ryzen 9 7945HX +79%

1669

AMD Ryzen 7 7745HX

929

Blender

AMD Ryzen 9 7945HX +84%

505

AMD Ryzen 7 7745HX

273

Geekbench 5 Single Core

AMD Ryzen 9 7945HX +3%

2095

AMD Ryzen 7 7745HX

2029

Geekbench 5 Multi Core

AMD Ryzen 9 7945HX +49%

19488

AMD Ryzen 7 7745HX

13041

AMD Ryzen 9 7945HX

VS

AMD Ryzen 7 7745HX

General Parameters

Jan 2023

Release Date

Jan 2023

Amd

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 4 (Dragon Range)

Core Architecture

Zen 4 (Dragon Range)

FL1

Socket

FL1

Radeon 610M

Integrated Graphics

Radeon 610M

Package

13.1 billions

Transistor Count

-

5 nm

Manufacturing Process

5 nm

FL1

Socket

FL1

55-75 W

Power Consumption

45-75 W

100°C

Peak Operating Temperature

100°C

CPU Performance

16

Performance Cores

8

32

Performance Core Threads

16

2.5 GHz

Performance Core Base Frequency

3.6 GHz

5.4 GHz

Performance Core Turbo Frequency

5.1 GHz

16

Total Core Count

8

32

Total Thread Count

16

100MHz

Bus Frequency

100MHz

25x

Multiplier

36x

64K per core

L1 Cache

64K per core

1MB per core

L2 Cache

1MB per core

64MB shared

L3 Cache

32MB shared

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

No

Graphics Card Parameters

True

Integrated Graphics

True

1500 MHz

GPU Base Frequency

1500 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

0.49 TFLOPS

Miscellaneous

AMD Ryzen 9 7945HX

Official Website

AMD Ryzen 7 7745HX

5.0

PCIe Version

5.0

28

PCIe Lanes

28

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