AMD Ryzen 9 7945HX vs AMD Ryzen 7 4700U

VS

AMD Ryzen 9 7945HX

AMD Ryzen 7 4700U

We compared two laptop CPUs: AMD Ryzen 9 7945HX with 16 cores 2.5GHz and AMD Ryzen 7 4700U with 8 cores 2.0GHz . 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

Released 3 years late

Higher specification of memory (5200 vs 4266)

Larger memory bandwidth (83.2GB/s vs 68.27GB/s)

Newer PCIe version (5.0 vs 3.0)

Higher base frequency (2.5GHz vs 2.0GHz)

Larger L3 cache size (64MB vs 8MB)

More modern manufacturing process (5nm vs 7nm)

AMD Ryzen 7 4700U 's Advantages

Better graphics card performance

Lower TDP (25W vs 75W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 9 7945HX +60%

1950

AMD Ryzen 7 4700U

1216

Cinebench R23 Multi Core

AMD Ryzen 9 7945HX +356%

33542

AMD Ryzen 7 4700U

7341

Geekbench 6 Single Core

AMD Ryzen 9 7945HX +92%

2906

AMD Ryzen 7 4700U

1512

Geekbench 6 Multi Core

AMD Ryzen 9 7945HX +243%

19413

AMD Ryzen 7 4700U

5648

Blender

AMD Ryzen 9 7945HX +351%

501

AMD Ryzen 7 4700U

111

Geekbench 5 Single Core

AMD Ryzen 9 7945HX +86%

2095

AMD Ryzen 7 4700U

1125

Geekbench 5 Multi Core

AMD Ryzen 9 7945HX +297%

19488

AMD Ryzen 7 4700U

4903

Passmark CPU Single Core

AMD Ryzen 9 7945HX +62%

4076

AMD Ryzen 7 4700U

2510

Passmark CPU Multi Core

AMD Ryzen 9 7945HX +312%

55213

AMD Ryzen 7 4700U

13373

AMD Ryzen 9 7945HX

VS

AMD Ryzen 7 4700U

General Parameters

Jan 2023

Release Date

Jan 2020

AMD

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 4 (Dragon Range)

Core Architecture

Zen 2

FL1

Socket

FP6

Radeon 610M

Integrated Graphics

Radeon Vega 7

Package

13.1 billions

Transistor Count

-

5 nm

Manufacturing Process

7 nm

55-75 W

Power Consumption

10-25 W

100°C

Peak Operating Temperature

105 °C

CPU Performance

16

Performance Cores

8

32

Performance Core Threads

8

2.5 GHz

Performance Core Base Frequency

2.0 GHz

5.4 GHz

Performance Core Turbo Frequency

4.1 GHz

16

Total Core Count

8

32

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

25x

Multiplier

20x

64 K per core

L1 Cache

32 K per core

1 MB per core

L2 Cache

512 K per core

64 MB shared

L3 Cache

8 MB shared

Yes

Unlocked Multiplier

No

Memory Parameters

DDR5-5200

Memory Types

DDR4-3200, LPDDR4-4266

64 GB

Max Memory Size

32 GB

2

Max Memory Channels

2

83.2 GB/s

Max Memory Bandwidth

68.27 GB/s

No

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

1500 MHz

GPU Base Frequency

300 MHz

2200 MHz

GPU Max Dynamic Frequency

1600 MHz

128

Shader Units

448

8

Texture Units

28

4

Raster Operation Units

7

2

Execution Units

-

15 W

Power Consumption

10-45 W

0.49 TFLOPS

Graphics Performance

1.108 TFLOPS

Miscellaneous

AMD Ryzen 9 7945HX

Official Website

AMD Ryzen 7 4700U

5.0

PCIe Version

3.0

28

PCIe Lanes

16

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